SECTION 5 LATCHING, SEQUENCE AND STEPPER RELAYS 5 TO 30 AMPERES 711 755/250ML 285/388ML 303 B255 385 311 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com MAGNETIC LATCHING RELAYS 755 / 250ML 711 285 / 388ML PR ODUCT L XW X H (INCHES) 2.90 x 1.54 x 1.40 IMPULSE SEQUENCING RELAY 3 - WAY TERMINALS, SOLDER, PLUG-IN, OR 0.187 QUICK CONNECT, HOLDS LAST SET POSITION WITH NO POWER REQUIRED FEATURES FEATURES COIL Standard Voltage AC: DC: Coil Power AC (60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: CONTA CONTACTS Contact Configuration: Contact Material: Contact Resistance (Initial): Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): TIMING Operate Time: Release Time: DIELECTRIC S TRENGTH Coil to Contacts: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Cover Protection Category: Weight: UNITS 50/60 Hz 2.89 x 1.37 x 1.94 1.90 x 1.53 x 1.40 PERMANENT MAGNETIC PERMANENT MAGNETIC LATCHING RELAY LATCHING RELAY 11 PIN OCTAL SOCKET 3-WAY TERMINALS, DUAL COIL LATCHING SOLDER, PLUG-IN OR SELF-MAINTAINING SET 0.187 QUICK CONNECT DUAL AND RESET COILS COIL LATCHING MAINTAINS LAST POSITION SELF-MAINTAINING SET WITHOUT POWER AND RESET COILS AC OR DC COILS OPTIONAL MAINTAINS LAST BLOWOUT MAGNET POSITION WITHOUT POWER OPTIONAL SILVER TIN AC OR DC COILS OXIDE CONTACTS OPTIONAL SILVER TIN OXIDE CONTACTS 12, 24, 110 / 120 12 , 24, 48, 110 / 125 1.8 1.8 Class B (130C) 12, 24, 110 / 120, 240 6, 12 , 24, 48, 110 / 125 2.0 1.64 Class B (130C) 12, 24, 110 / 120, 220 / 240 12, 24 2.1 1.9 Class B (130C) m Ohms A V A V Hp Hp DPDT Silver alloy, gold flashed 50 12 240 12 28 1/3 @120 1/2 @ 240 DPDT Silver alloy, gold flashed 50 16 240 16 28 1/3 @ 120 V 1/2 @ 240 V PDT SPDT-DM-DB Silver alloy, gold flashed 50 10 240 10 28 1/3 @ 120 V 1/2 @ 240 V ms ms 35 35 30 30 30 30 V rms megohms minimum@VDC 1500 100 @ 5 VDC or 0.5 W 2500 100 @ 5 VDC or 0.5 W 2500 100 @ 5 VDC or 0.5 W C C C C C C - 40 +70 - 40 +70 - 45 +105 -30 +70 -30 +75 -30 +105 -40 +70 -40 +75 -45 +105 operations operations 100,000 10,000,000 100,000 10,000,000 100,000 10,000,000 IP grams 40 110 40 170 40 87 70-750D8-1, 70-750D11-1,70-464-1, 70-465-1, 70-169-1, 70-170-1, 70-463-1, 70-124-1, 70-124-2, 70-178-1, 70-178-2, VA W 70-463-1 MATING MATING SOCKETS SEE SECTION 7 AGENCY GENCY APPR OVALS C US PENDING 9/04 5...2 PAGE NUMBER PAGE 5 C US UL Recognized File No. E43641 PAGE 6, 7 C US UL Recognized File No. E43641 PAGE 8, 9 MECHANICAL LATCHING RELAYS B255 303 2.90 x 1.53 x 1.40 PERMANENT MAGNETIC LATCHING RELAY 0.25 TERMINALS, SOLDER, OR QUICK CONNECT OPTIONAL OPTIONAL CLASS F INSULATION DUAL COIL LATCHING SELF-MAINTAINING SET AND RESET COILS MAINTAINS LAST POSITION WITHOUT POWER AC OR DC COILS OPTIONAL BLOWOUT MAGNET OPTIONAL STUD, FLANGE OR DIN MOUNT 2.63 x 1.47 x 4.56 2 COIL MECHANICAL LATCHING RELAY SINGLE LEVEL SOCKET WIRING CONTINUOUS DUTY COILS BOTH COILS MAY BE ENERGIZED AT SAME TIME OPTIONAL BLOWOUT MAGNET OPTIONAL BIFURCATED CONTACT UP TO 4PST OR 3PDT 311 385 3.04 x 1.67 x 2.392 2.65 x 1.47 x 4.56 2 COIL MECHANICAL LATCHING RELAY 3 POLES PER COIL AC & DC COILS 0.187 QUICK CONNECT OR SOLDER DIN OR PANEL MOUNT BOTH COIL MAY BE ENERGIZED AT THE SAME TIME UP TO 6PDT 3 POLES PER COIL SEQUENCE (STEPPING) RELAY SINGLE COIL CONTINUOUS DUTY CONTACT TRANSFER MINERALIZING OR INDUSTRIAL PLUG-IN CONSTRUCTION 110 / 120 12, 24 2.1 1.9 Class B (130C), Class F (155C) 6, 12, 24, 110 / 120, 220 / 240 6, 12 , 24, 48, 110 / 125 5.0 2.0 Class B (130C) 6, 12, 24, 110 / 120, 220 / 240 6, 12 , 24, 48, 110 / 125 2.0 2.6 Class B (130C), Class F (155C) 6, 12, 24, 110 / 120, 220 / 240 6, 12 , 24, 48, 110 / 125 5.0 2.0 Class B (130C) DPDT Silver alloy, gold flashed 50 30 277 30 28 1/3 @ 120 V 1/2 @ 208 V to 600 V UP TO 4PST OR 3PDT Silver alloy, gold flashed 50 10 120 10 24 None None DPDT, 4PDT & 6PDT SIlver alloy, gold flashed 50 15/3 277/ 600 10 28 1/3 @120 1/2 @ 208 to 600 DPDT Silver alloy, 50 5 120 5 30 None None 30 30 25 20 25 25 35 35 4000 100 @ 5 VDC or 0.5 W 1500 100 @ 5 VDC or 0.5 W 2000 100 @ 5 VDC or 0.5 W 1500 100 @ 5 VDC or 0.5 W -40 +60 -40 +65 -40 +105 -10 +60 -10 +60 -40 +105 -40 +70 -40 +70 -40 +105 -10 +60 -10 +60 -40 +105 100,000 10,000,000 100,000 10,000,000 100,000 10,000,000 100,000 10,000,000 40 170 50 215 40 85 50 190 - C - 278390D US UL Recognized File No. E13224 PAGE 10, 11 C US UL Recognized File No. E13224 PAGE 12, 13 C 278390D US PENDING PAGE 14, 15 C US UL Recognized File No. E7104 PAGE 16, 17 9/04 5...3 LATCHING, SEQUENCE, STEPPER AND IMPULSE RELAYS APPLICATION DATA Latching relays are often confused with sequence, or stepper, and impulse relays. These are in fact three distinctly different types of devices, although in many cases one might be used to mimic the function of another. LATCHING RELAYS Latching relays require one pulse of coil power to move their contacts in one direction, and another, separate one to move them back. Repeated pulses from the same input have no effect. Latching relays are useful in applications where power must be conserved since they require none to maintain their last position, or where it is desirable to have a relay that stays where it was during an interruption of power. They are most often divided into two sub- categories, magnetic latch and mechanical latch. Magnetic latch relays employ either a permanent or remanent magnet to hold their last set Position. The permanent magnet type has the advantage, in that it will not lose its memory no matter how long it is left in one position, while the remanent type if left latched will eventually lose its magnetic charge and drop out. It will also operate backwards if the reset side is subjected to excessive voltage, while the permanent magnet types will tolerate extreme overvoltage to either input without malfunction or damage. The rest of this discussion will address only permanent magnet types. Permanent magnet latch relays can have either single or dual coils. They will operate in one direction when power is applied with one polarity, and will reset when polarity is reversed on the single coil types, or when properly polarized voltage is applied to the reset coil of a dual version. Most dual coil types can also be used as single coil versions if necessary or desirable. Nearly all AC controlled magnetic latch relays have single coils that employ steering diodes to differentiate between operate and reset commands. Mechanical latching relays use a catch device to hold their contacts in their last set Position until commanded to change state, usually by means of energizing a second coil. These types are often constructed in such a manner that when the operate coil is energized the contacts will go to the operated position regardless of whether the reset coil is energized or not. They will stay in that position only if the reset coil is not energized when power is removed from the operate side. This operate coil dominant operation can be especially useful in certain applications where it is desirable to have the relay function as a non-latching type unless an event has occurred, at which time the reset coil is de-energized. Packaging machinery that places several units into a single container would be a good example. 9/04 5...4 SEQUENCE RELAYS Sequence or stepper relays change the state of their contacts upon successive pulses of power to a single coil. Most employ some form of ratchet and cam assembly that requires several pulses to make one revolution of the cams. Many, but not all, have their cams arranged so that each contact transfers with each pulse. That is, if a contact is open it will close, if closed it will open. By utilizing two sets of double-throw contacts, these devices can perform a number of useful functions. They are most commonly used to equalize wear on two devices that are used to perform a single function. As each command for a device to operate is received, the one that did not operate last is energized. One of the most common uses of this function is sewage lift stations where two pumps sit side by side with only one operating at a time in normal service. Sequence relays can also be used to perform other repetitive functions by altering the arrangement or number of lobes on their cams. For example, a sequence could be set up controlling two loads with successive pulses where one would come on, then the other, then both , then both would go off. Literally any such sequence is possible that has a number of steps that will divide evenly into the number of pulses required to rotate the cam one full turn. OPEN CONTACT CAM 1 CLOSED CONTACT CAM 2 IMPULSE RELAYS FIGURE 1 Impulse relays are a form of sequence relay that will only perform the first function described earlier, each contact transfers on each pulse. In many cases the terms sequence and impulse can be used interchangeably, but not all. Many impulse relays are made up of a magnetic latch relay and a solid state steering circuit that, upon application of power, determines which position the relay is in and energizes the opposite coil. The contacts transfer and hold that position when power is removed. When reenergized the contacts transfer again and hold that position, and so on. Impulse relays can be used as wear equalizers. They are also well suited for applications such as turning a single device on or off from one or more locations with a single momentary switch or push button at each station. For example, a conveyor could be started and/or stopped from multiple locations by means of a single button at each position. 711 IMPULSE SEQUENCING RELAY C DPDT, 12 AMPS US UL Recognized File No. E13224 B E N E F I T S F E AT U R E S ELECTRONIC STEERING CIRCUIT TOGGLES LOADS ON/OFF (LOAD SHARING) PERMANENT MAGNETIC LATCH HOLDS LAST POSITION INDEFINITELY INDUSTRY STANDARD BLADE BASE DIRECTLY REPLACES OTHER MANUFACTURES LED INDICATORS VISUALLY INDICATES STEERING DIRECTION WIRING DIAGRAM (VIEWED FROM PIN END) 1(12) 2 (32) 3 (22) 4(14) 5 (34) 6 (24) 7(11) 8 (31) 9 (21) +A (A1) B-(A2) INPUT SIGNAL ALTERNATE NEMA OR IEC ( ) NUMBERS VIEWED FROM PIN SIDE GENERAL SPECIFICATIONS (@ 25 C ) COIL Pull-in Voltage AC (50/60 Hz):< Pull-in Voltage DC:< Dropout Voltage AC (50/60 Hz):> Dropout Voltage DC:> Maximum Voltage: Resistance Tolerance: Coil Power AC (50/60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: Duty: UNITS % of nominal % of nominal % of nominal % of nominal % of nominal % VA W CONTA CONTACTS Contact Material: Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): Pilot Duty (60 Hz): Minimum Recommended Load: TIMING Operate Time: Release Time: DIELECTRIC S TRENGTH Coil to Contacts: Across Open Contacts: Pole to Pole: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Operating Position: Insulation Material: Enclosure Material: Cover Protection Category: Weight: A V A V HP HP ma 85 85 Not applicable Not applicable 110 10 1.8 1.8 Class B (130C) Intermittent Silver alloy, gold flashed 12 240 12 28 1/3 @ 120 1/2 @ 240 Not applicable 100 @ 5 VDC or 0.5 W ms ms 35 35 V rms V rms V rms megohms minimum @VDC 1500 500 1500 1000 @ 500 C C C C C C -45 +70 -45 +70 -45 +105 TYPE 711 IS AN ALTERNATING RELAY USED FOR LOAD SHARING OR TOGGLING ON / OFF OF ONE LOAD. EACH MOMENTARY PULSE, OR RE - APPLICATION OF INPUT VOLTAGE TOGGLES RELAY CONTACT. ONCE TRANSFERRED RELAY POSITION IS MAINTAINED INDEFINITELY BY INTERNAL MAGNETS. OUTLINE DIMENSIONS DIMENSIONS SHOWN IN INCHES & (MILLIMETERS) . 2.87 (72.8) 1 100,000 10,000,000 IP grams Any Molded plastic Clear Polycarbonate 40 110 2 3 1.40 MAX. (35.56) L.E.D TOP OR SIDE MOUNT SLOTS FOR BRACKET ADAPTERS 4 5 6 QUICK CONNECT/SOLDER TERMINALS 2.0 (50.8) 0.187 x 0.020 (4.74 x 0.508) DIN ADAPTER 16-711C4 FLANGE ADAPTER 16-711C1 Mating Socket 70-463-1 See section 7 TOP OR SIDE MOUNT BRACKET ADAPTERS ORDERED AND SHIPPED SEPARATELY operations operations 1.54 MAX. (39.11) 0.26 TYP. (6.60) STANDARD NOMINAL PART NUMBERS INPUT VOLTAGE AC OPERATED, 12 AMP 24 VAC 711XBXCL-24A 120 VAC 711XBXCL-120A DC OPERATED, 12 AMP 711XBXCL-12D 711XBXCL-24D 711XBXCL-110D 12 VDC 24 VDC 110 VDC 9/04 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com 5...5 755/250ML OCTAL BASE MAGNETIC LATCHING RELAY C F E AT U R E S US UL Recognized File No. E43641 B E N E F I T S 11 PIN OCTAL BASE: EASILY INSTALLED IN EXISTING OR READILY AVAILABLE SOCKETS 16 AMP CONTACT RATING: ACCOMMODATES MOST CONTROL CIRCUIT LOADS PERMANENT MAGNET LATCHING MECHANISM: STAYS IN LAST SET POSITION INDEFINITELY WITH NO EXTERNAL POWER REQUIRED GENER AL SPECIFICATIONS (@ 25 C ) COIL Pull-in Voltage AC (50/60 Hz):< Pull-in Voltage DC:< Dropout Voltage AC (50/60 Hz):> Dropout Voltage DC:> Maximum Voltage: Resistance Tolerance: Coil Power AC (50/60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: Duty: UNITS % of nominal % of nominal % of nominal % of nominal % of nominal % VA W CONTA CONTACTS Contact Material: Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): Pilot Duty (60 Hz): Minimum Recommended Load: TIMING Operate Time: Release Time: DIELECTRIC S TRENGTH Coil to Contacts: Across Open Contacts: Pole to Pole: Contacts to Frame: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Operating Position: Insulation Material: Enclosure Material: Cover Protection Category: Weight: 9/04 5...6 A V A V HP HP ma 85 80 Not applicable Not applicable 500 10 2 1.64 Class B (130C) Single coil Continuous Dual coil intermittent Silver alloy, gold flashed 16 240 16 28 1/3 @ 120 V 1/2 @ 240 V Not applicable 100 @ 5 VDC or 0.5 W ms ms 30 30 V rms V rms V rms V rms megohms minimum @VDC 2500 1500 2500 Not applicable 1000 @ 500 C C C C C C -30 +70 -30 +75 -30 +105 operations operations 100,000 10,000,000 IP grams Any Molded plastic Clear Polycarbonate 40 170 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com MAGNETIC LATCHING RELAY WITH 11 PIN OCTAL BASE. OPERATES BY PULSED INPUT. PERMANENT MAGNET MAINTAINS LAST POSITION. 755/250ML OCTAL BASE MAGNETIC LATCHING RELAY DPDT, 16 AMPS WIRING DIAGRAM (VIEWED FROM PIN END) OUTLINE DIMENSIONS DIMENSIONS SHOWN IN INCHES & (MILLIMETERS). RESET 2.81MAX (71.4) (21) (22) 6 (24) 5 7 (32) (12) 4 8 9 (34) COM (14) 3 10 (A2) 2 (A1) 1 11 (11) (31) AC OPERATE 2.33 MAX. (57.2) 1.375 (34.925) 6 5 1.355 (34.42) RESET 7 4 8 3 9 2 1 11 (+) (21) (22) 6 (24) 5 7 (32) (12) 4 8 3 9 (34) (-) (14) (A2) 10 (A1) 2 1 11 (-) (11) (31) (+) 10 8 PIN OCTAL BASE NOT SHOWN DC OPERATE ALTERNATE NEMA OR IEC ( ) NUMBERS VIEWED FROM PIN SIDE ORDERING CODE 755 XBX C -120A CLASS: Mating Sockets 70-750D8-1, 70-750D11-1, 70-464-1, 70-465-1: SCREW/DIN 70-169-1, 70-170-1: SCREW/PANEL See section 7 CONTACT CONFIGURATION: DPDT: XBX OPTIONS: MAGNETIC BLOWOUT: CODE 69 SILVER TIN CONTACTS: CODE 36 PLAIN COVER: CODE C DUAL COIL: CODE D (DC ONLY) SINGLE COIL: NO CODE COIL VOLTAGE: 6, 12, 24, 120, 220/230, 240 ADD A FOR AC COILS 6, 12, 24, 48, 110 ADD D FOR DC COILS PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com STANDARD PART NUMBERS NEW PART NUMBER SUPERCEDES COIL MEASURED @ 25 C NOMINAL OPERATE NOMINAL INPUT VOLTAGE RESISTANCE VOLTAGE (OHMS) MIN. AC OPERATED SINGLE COIL, 16 AMP 755XBXC-24A W250AML2CPX-8 755XBXC-120A W250AML2CPX-9 755XBXC-240A W250AML2CPX-10 24 VAC 120 VAC 240 VAC 19.2 VAC 96 VAC 192 VAC 740 W 10,000 W 36,00 W DC OPERATED DUAL COIL, 16 AMP 755XBXCD-12D W250ML2CPX-6 755XBXCD-24D W250ML2CPX-7 755XBXCD-110D W250ML2CPX-8 12 VDC 24 VDC 110 VDC 8.4 VDC 16.7 VDC 77 VDC 88/88 W 350/350 W 9000/9000 W RETROFITS IDEC RR2KP-U, SEE END OF SECTION 5 FOR CROSS REFERENCE 9/04 5...7 285/388ML SQUARE BASE MAGNETIC LATCHING RELAY C F E AT U R E S US UL Recognized File No. E43641 Recognized Component mark for Canada and the United States. 11 PIN BLADE TERMINAL SQUARE BASE: ACCEPTS STANDARD 0.187 QUICK CONNECT TERMINALS AS WELL AS EXISTING READILY AVAILABLE SOCKETS CONSERVATIVE 10 AMP CONTACT RATING: WILL TOLERATE SIGNIFICANT ACCIDENTAL OVERLOADS WITHOUT PREMATURE FAILURE COMPLIES WITH REQUIREMENTS OF * B E N E F I T S IEC STANDARDS 947-4-1 AND 947-5-1 LOW VOLTAGE DIRECTIVE = INTERNATIONAL * IEC ELECTROTECHNICAL COMMISSION 3 AMP 600 VAC CONTACT RATING: TESTING AND EVALUATION * CE PERFORMED BY THE UNDERWRITERS ACCOMMODATES NEARLY ALL CONTROL CIRCUIT VOLTAGES LABORATORIES AS A THIRD PARTY PARTICIPANT GENER AL SPECIFICATIONS (@ 25 C ) COIL Pull-in Voltage AC (50/60 Hz):< Pull-in Voltage DC:< Dropout Voltage AC (50/60 Hz):> Dropout Voltage DC:> Maximum Voltage: Resistance Tolerance: Coil Power AC (50/60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: Duty: UNITS % of nominal % of nominal % of nominal % of nominal % of nominal % VA W CONTA CONTACTS Contact Material: Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): Pilot Duty (60 Hz): Minimum Recommended Load: TIMING Operate Time: Release Time: DIELECTRIC S TRENGTH Coil to Contacts: Across Open Contacts: Pole to Pole: Contacts to Frame: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Operating Position: Insulation Material: Enclosure Material: Cover Protection Category: Weight: A V A V HP HP ma 85 80 Not applicable Not applicable 500 10 2.1 1.9 Class B (130C) Single coil Continuous Dual coil intermittent Silver alloy, gold flashed 10 240 10 28 1/3 @ 120 V 1/2 @ 240 V Not applicable 100 @ 5 VDC or 0.5 W ms ms 30 30 V rms V rms V rms V rms megohms minimum @VDC 2500 1500 2500 Not applicable 1000 @ 500 C C C C C C -40 +70 -40 +75 -45 +105 operations operations 100,000 10,000,000 IP grams Any Molded plastic Clear Polycarbonate 40 87 9/04 5...8 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com MAGNETIC LATCHING RELAY WITH SQUARE BASE. OPERATES BY PULSED INPUT. PERMANENT MAGNET MAINTAINS LAST POSITION. 285/388ML SQUARE BASE MAGNETIC LATCHING RELAY DPDT, 10 AMPS OUTLINE DIMENSIONS DIMENSIONS SHOWN IN INCHES & (MILLIMETERS). WIRING DIAGRAM (VIEWED FROM PIN END) (12) 1 (14) 4 (22) 3 (24) 6 (11) 7 (21) 9 RESET A (A1) 1.53 MAX. (38.8) QUICK CONNECT/SOLDER / PLUG-IN TERMINALS (12) 1 (14) 4 (22) 3 (24) 6 RESET (11) 7 (31)8 COMMON 1 4 7 1.40 MAX. (35.5) A B (A1) 6 9 9 (21) OPERATE A 3 5 8 (A2) OPERATE SINGLE COIL (DC) 1.53 MAX. (38.8) 1.90 MAX. (48.4) B (A2) SINGLE COIL (AC) B (12) 1 RESET (14)4 (34) 5 3(22) 6 (24) (11)7 (31) 8+ 9 (21) OPERATE A (A1) B (A2) DUAL COIL (DC) ALTERNATE NEMA OR IEC ( ) NUMBERS VIEWED FROM PIN SIDE Mating Sockets 70-463-1: SCREW/DIN, 70-124-1: SOLDER 70-178-1, 70-178-2: PRINTED CIRCUIT 70-124-2: QUICK CONNECT See section 7 ORDERING CODE 285 COIL MEASURED @ 25 C XBX C -120A CLASS: CONTACT CONFIGURATION: DPDT: XBX PLAIN COVER: CODE C COIL VOLTAGE: 6, 12, 24, 120, 220/230, 240 ADD A FOR AC COILS 6, 12, 24, 48, 110 ADD D FOR DC COILS STANDARD PART NUMBERS EQUIVALENT PART NUMBERS AC OPERATED, SINGLE COIL, 10 AMP 285XBXC-120A W388AMLCPX-9 DC OPERATED, SINGLE COIL, 10 AMP 285XBXC-12D W388MLCPX-6 285XBXC-24D W388MLCPX-7 DC OPERATED, DUAL COIL, 10 AMP 285XBXCD-12D W388ML2CPX-6 285XBXCD-24D W388ML2CPX-7 NOMINAL INPUT VOLTAGE NOMINAL RESISTANCE (OHMS) 120 VAC 10,000 W 12 VDC 24 VDC 120 W 470 W 12 VDC 24 VDC 88/88 W 350/350 W 9/04 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com 5...9 303 SQUARE BASE POWER MAGNETIC LATCHING RELAYS B E N E F I T S F E AT U R E S C US UL Recognized File No. E13224 0.250 QUICK CONNECT/ SOLDER TERMINALS: SIMPLE INSTALLATION, WILL ACCEPT FULLY INSULATED (BOOTED) TERMINALS 2 MM CONTACT GAPS: MEETS NEARLY ALL INTERNATIONAL REQUIREMENTS FOR SPACING COMPACT DESIGN: HANDLES CONTACTOR LOADS IN A CONTROL RELAY PACKAGE. WIDE SELECTION OF COVER STYLES AND OPTIONS: CAN BE CUSTOMIZED AS NEEDED WITHOUT EXCESSIVE COST OR MINIMUMS GENER AL SPECIFICATIONS (@ 25 25 C) COIL Pull-in Voltage AC (50/60 Hz):< Pull-in Voltage DC:< Dropout Voltage AC (50/60 Hz):> Dropout Voltage DC:> Maximum Voltage: Resistance Tolerance: Coil Power AC (50/60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: TIMING Operate Time: Release Time: DIELECTRIC S TRENGTH Coil to Contacts: Across Open Contacts: Pole to Pole: Contacts to Frame: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Operating Position: Insulation Material: Enclosure Material: Cover Protection Category: Weight: % of nominal % of nominal % of nominal % of nominal % of nominal % VA W A V A V HP HP ma 85 80 Not applicable Not applicable 500 10 2 1.64 Class B (130C) Class F (155C) Continuous Silver alloy, gold flashed 30 277 30 28 1/3 @ 120 V 1/2 @ 208 V to 600 V Not applicable 100 @ 5 VDC or 0.5 W ms ms 30 30 V rms V rms V rms V rms megohms minimum @VDC 4000 1000 2200 Not applicable 1000 @ 500 C C C C C C -40 +60 -40 +65 -40 +105 operations operations 100,000 10,000,000 IP grams Any Molded plastic Clear Polycarbonate 40 170 9/04 5...10 BY PULSED INPUT AND MAINTAINS LAST POSITION. UNITS Duty: CONTA CONTACTS Contact Material: Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): Pilot Duty (60 Hz): Minimum Recommended Load: MAGNETIC LATCHING RELAY WITH SQUARE BASE. OPERATES PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com THE CLASS 303 RELAY HAS BEEN DESIGNED FOR INSTALLATION OF FULLY INSULATED 0.250 QUICK CONNECT TERMINALS. CONTACT GAPS ARE 2 MILLIMETERS WIDE TO MEET MOST STANDARDS FOR CREEPAGE AND CLEARANCE. THE OPTIONAL MAGNETIC BLOWOUT ALLOWS FOR HIGH VOLTAGE DC SWITCHING APPLICATIONS. ITS LATCH MECHANISM KEEPS IT IN ITS LAST SET POSITION UNTIL COMMANDED TO CHANGE BY MEANS OF A SEPARATE SIGNAL. 303 SQUARE BASE POWER MAGNETIC LATCHING RELAYS DPDT, 30 AMPS WIRING DIAGRAM (VIEWED FROM PIN END) OUTLINE DIMENSIONS DIMENSIONS SHOWN IN INCHES & (MILLIMETERS) . ENCLOSED FLANGE MOUNT 1.90 MAX. (48.4) QUICK CONNECT/SOLDER TERMINALS 0.875 (22.22) 1.53 MAX. (38.8) 0.295 (7.94) 2.50 MAX. (63.51) 2.90 MAX. (73.8) ENCLOSED DIN MOUNT COVER 2.0 MAX. ( 5 1. 0 ) 2 4 6 A B F XBX C1 1.40 MAX. (35.5) L -240A ENCLOSED STYLE CHOICE OF 6 -32 STUD OR TAPPED CORE WITH ANTI ROTATION TAB. COIL VOLTAGE: 6, 12, 24, 120, 240 ADD A FOR AC COILS 6, 12, 24, 48, 110-125 ADD D FOR DC COILS * Note: Code C Recommended To Be Used With Printed Circuit Terminals ** Note: Dual Coil Not Available On Xbx Contact Arrangement PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com 3 4 5 A 6 RESET B 2 3 4 5 RESET 6 A B BXX DPST - N.O. (AC SINGLE COIL) 2 1 CONTACT ARRANGEMENTS: XBX: DPDT, BXX: DPST-N.O. XHX: SPDT - DM -DB, XXB: DPST-N.C. OPTIONS: L.E.D. STATUS LAMP: CODE L (NOT AVAILABLE W/CODE 4) MAGNET BLOWOUT: CODE 69 **DUAL COIL: CODE D 2 OPERATE CLASS: 303 - 30 AMPS RATING WITH 0.25 QUICK CONNECT/SOLDER TERMINALS TERMINALS STYLE: SOLDER/QUICK CONNECT TERMINALS: NO CODE *PRINTED CIRCUITS TERMINALS: CODE T 1 1 COILS: 130C: NO CODE, 155C: CODE F CONSTRUCTION STYLE: *ENCLOSED, PLAIN COVER: CODE C ENCLOSED, SIDE FLANGE MOUNT: CODE C1 ENCLOSED, 6-32 TAPPED CORE & ANTI-ROTATION TAB: CODE CS2 ENCLOSED, 6-32 STUD & ANTI-ROTATION TAB: CODE CS2 ENCLOSED, TOP FLANGE MOUNT: CODE C3 ENCLOSED, DIN MOUNT: CODE C4 -B OPERATE DIN RAIL LOCKING CLIP 303 6 RESET XBX DPDT (AC SINGLE COIL) 0.296 (7.51) ORDERING CODE 4 XBX DPDT (SINGLE COIL) 0.265 (6.73) 1.53 MAX. (38.8) 1 3 OPERATE PRINTED CIRCUIT TERMINALS 3 5 2 5 +A 0.100 DIA. (2.54) 0.285 (7.23) 1 3 5 + 6 OPERATE -A +B 4 RESET XHX SPDT - N.C. - N.O. (DB - DM), (DUAL COIL) COIL MEASURED @ 25 C STANDARD PART NUMBERS CONTACT CONFIGURATION NOMINAL NOMINAL INPUT RESISTANCE VOLTAGE (OHMS) AC OPERATED, SINGLE COIL, 30 AMP 120 VAC DPST-N.O 303BXXC3-120A 120 VAC DPDT 303XBXC1-120A DC OPERATED, SINGLE COIL, 30 AMP 24 VDC DPDT 303XBXC1-24D 24 VDC DPDT 303XBXC4-24D 24 VDC DPDT 303XBX69C-24D DC OPERATED, DUAL COIL, 30 AMP 303XHXC1D-12D SPDT-N.C.-N.O. 12 VDC (DB-DM) RETROFITS POTTER & BRUMFIELD KUB SEE END OF SECTION 5 FOR CROSS REFERENCE 6300 W 6300 W 300 W 300 W 300 W 70/70 W 9/04 5...11 B255 INDUSTRIAL PLUG - IN LATCHING RELAY C F E AT U R ES US UL Recognized File No. E13224 INDUSTRIAL PLUG-IN CONSTRUCTION ULTIMATE RUGGEDNESS & RELIABILITY. 2 COILS WITH OPERATE COIL DOMINANT VERSATILE OPERATION MULTIPLE CONTACT ARRANGEMENTS AND AVAILABLE OPTIONS CAN BE PURCHASED EXACTLY AS NEEDED GOLD DIFFUSED CONTACTS STANDARD WILL NOT TARNISH, LOW CONTACT RESISTANCE FOR THE LIFE OF THE RELAY UL Listed industrial control equipment 225G when used with 27390D socket UL CONTACT LOAD RATINGS TABLE GENERAL SPECIFICATIONS (@ 25 C ) COIL Pull-in Voltage AC (50/60 Hz):< Pull-in Voltage DC:< Dropout Voltage AC (50/60 Hz):> Dropout Voltage DC:> Maximum Voltage: Resistance Tolerance: Coil Power AC (50/60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: Duty: UNITS % of nominal % of nominal % of nominal % of nominal % of nominal % VA W Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): Pilot Duty (60 Hz): Minimum Recommended Load: DIELECTRIC S TRENGTH Coil to Contacts: Across Open Contacts: Pole to Pole: Contacts to Frame: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Operating Position: Insulation Material: Enclosure Material: Cover Protection Category: Weight: 9/04 5...12 A V A V HP HP ma Silver alloy, gold flashed 10 120 10 24 None None Not applicable 100 @ 5 VDC or 0.5 W ms ms 25 20 V rms V rms V rms V rms megohms minimum @VDC 1500 1500 1500 1500 1000 @ 500 C C C C C C -10 +60 -10 +60 -40 +105 operations operations 100,000 10,000,000 IP grams Any Molded plastic Clear Polycarbonate 50 215 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com BREAK RESISTIVE INDUCTIVE VOLTS MAKE CARRY 24 VDC 30 A 10 A 10 A 10 A 30 A 10 A 10 A 3A 30 A 10 A 5A 1A 30 A 10 A 10 A 3A 120 VAC 85 80 Not applicable Not applicable 110 10 5 2 Class B (130C) Continuous CONTA CONTACTS Contact Material: TIMING Operate Time: Release Time: B E N E F I T S 240 VAC 28 VDC 0.5 A 10 A 0.1 A 125 VDC 30 A **FOR VERSIONS WITH SUFFIX 69 PERMANENT MAGNET BLOWOUTS 1.5 A 10 A 0.5 A 125 VDC SM* 30 A 125 VDC DM 250 VDC SM 30 A 10 A 4A 1.5 A 30 A 10 A 0.5 A 150 A 1.5 A 10 A 0.5 A 250 VDC DM 30 A **FOR VERSIONS WITH SUFFIX 33 BIFURCATED CONTACTS 5A 5A 2A 120 VAC 1.5 A 240 VAC 7.5 A 2.5 A ** RELAYS WITH CODE 69 FEATURE (CHECK WITH * SM = SINGLE MAKE DM = DOUBLE MAKE 2.5 A 1A FACTORY FOR UL & CSA LISTING) THE CLASS B255 IS A TWO COIL LATCHING VERSION OF THE GENERAL PURPOSE TYPE 219 RELAY. WHEN THE OPERATE COIL IS MOMENTARILY ENERGIZED, THE RELAY MECHANICALLY LATCHES IN THE ENERGIZED POSITION AND REMAINS IN THE ENERGIZED POSITION WITH THE POWER REMOVED FROM THE COIL. THE SECOND COIL WHEN MOMENTARILY ENERGIZED, PROVIDES ELECTRICAL RESET OF THE CONTACTS. ALL CONTACTS OPERATE FROM A COMMON ARMATURE TO PREVENT CONTACT OVERLAPPING. COILS ARE RATED FOR CONTINUOUS DUTY. NUCLEAR QUALIFIED VERSIONS ARE AVAILABLE. CONTACT THE FACTORY FOR DETAILS. B255 INDUSTRIAL PLUG - IN LATCHING RELAY UP TO 3PDT, 10 AMPS RESISTANCE COIL CURRENT RESISTANCE COIL CURRENT (mA) OHMS 10% OHMS 10% (mA) 1.10 4.20 15.5 540 1815 840 256 150 26.5 4.8 3.0 14.5 52.0 1450 5000 6 12 24 115/125 RESET COIL (1.4 W) OPERATE COIL (1.8 W) RESISTANCE COIL CURRENT RESISTANCE COIL CURRENT OHMS 10% (mA) OHMS 10% (mA) 21.0 85.0 300 8000 286 141 80 14.4 15.5 63.5 250 6200 7 12 B255XBXP (DPDT) DC COIL DATA COIL SPECIFICATIONS @ 25C NOMINAL VOLTAGE 800 410 200 45.0 13.2 Current inrush on all AC coils is less than twice the listed milliamperes ratings as shown in the AC coil data table. Currents shown in table measured at 60 Hz. 1 RESET OPERATE COIL (5 VA) 6 6 1 7 12 B255XCXP (3PDT) DC relays, 1.8 Watts (2.5 W @ 125VDC) 385 189 96.0 20.0 6 1 RESET 6 12 24 120 240 RESET COIL (3 VA) OPERATE NOMINAL VOLTAGE OPERATE AC COIL DATA (50/60 Hz) COIL SPECIFICATIONS @ 25C WIRING DIAGRAM (VIEWED FROM PIN END) 7 12 B255ABXP (DPDT + 1 N. O.) OUTLINE DIMENSIONS 2.625 MAX (66.6) 6 1 RESET OPERATE DIMENSIONS SHOWN IN INCHES & (MILLIMETERS) . 7 12 B255BXBP (2 N.O + 2 N. C.) 3.75 (95.2) ORDERING CODE B255 4.56 (115.8) XCX P LM -120A CLASS: B255 2 COIL LATCH PLUG-IN 3 2 COIL VOLTAGE: 6, 12, 24, 120, 240 ADD "A" FOR AC COILS 6, 12, 24, 115-125 ADD "D" FOR DC COILS 4 OPTIONAL FEATURES: INDICATOR LAMP ACROSS BOTH COILS: CODE "L" MANUAL ACTUATOR: CODE "M" LIGHT & ACTUATOR: CODE "LM" PERM. MAGNET BLOWOUT: CODE "69" BIFURCATED CONTACTS: CODE "33" DC COIL SUPPRESSION: CODE "V" AC COIL SUPPRESSION: CODE "V1" 11 10 5 STANDARD FEATURES: POLYCARBONATE COVER: CODE "P" LOCKING CLIP 6 CONTACT ARRANGEMENTS: XBX: DPDT XCX: 3PDT ABX: SPST-NO & 2 FORM C BXB: DPST-NO & 2 FORM B 1.468 (37.2) 12 9 8 Mating Socket 27390D See section 7 COIL MEASURED @ 25 C STANDARD PART NUMBERS CONTACT CONFIGURATION NOMINAL INPUT VOLTAGE NOMINAL RESISTANCE (OHMS) AC OPERATED, 10 AMP 120 VAC B255BXBP-120A 2 N.O. +2 N.C. DPDT 120 VAC B255XBXP-120A 3PDT 120 VAC B255XCXP-120A DC OPERATED, DUAL COIL, 10 AMP DPDT 24 VDC B255BXBP-24D 540/1450 W 540/1450 W 540/1450 W 250/300 W 9/04 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com 5...13 385 DIN / PANEL MOUNTABLE LATCHING RELAY F E AT U R E S C US UP TO 6PDT 15 AMP CONTACT: PENDING CONTA CONTACTS Contact Material: Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): Pilot Duty (60 Hz): Minimum Recommended Load: TIMING Operate Time: Release Time: DIELECTRIC S TRENGTH Coil to Contacts: Across Open Contacts: Pole to Pole: Contacts to Frame: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Operating Position: Insulation Material: Enclosure Material: Cover Protection Category: Weight: SUITABLE FOR NEARLY ALL CONTROL VOLTAGES DIN RAIL/PANEL MOUNTABLE: RAPID INSTALLATION -CAN REPLACE EXISTING OPEN TYPES SUCH AS POTTER & BRUMFIELD KUB WITHOUT PANEL MODIFICATION RECTIFIED COILS ON AC TYPES: RUNS COOLER & QUIETER, USES LESS ENERGY. UNITS % of nominal % of nominal % of nominal % of nominal % of nominal % VA W 85 80 Not applicable Not applicable 110 10 2 2.6 Class B (130C), F(155C) Intermittent A V A V HP HP ma Silver alloy, gold flashed 15 / 3 277/ 600 10 28 1/3 @120 1/2 @ 208 to 600 Not applicable 100 @ 5 VDC or 0.5 W ms ms 25 25 V rms V rms V rms V rms megohms minimum @VDC 2000 500 1500 Not applicable 1000 @ 500 C C C C C C -40 +70 -40 +70 -40 +105 operations operations 100,000 10,000,000 IP grams Any Molded plastic Clear Polycarbonate 40 85 9/04 5...14 MAXIMUM FLEXIBILITY OF USES EASILY HANDLES MODERATELY HEAVY LOADS 3 AMP 600 VAC RATING: GENER AL SPECIFICATIONS (@ 25 C ) COIL Pull-in Voltage AC (50/60 Hz):< Pull-in Voltage DC:< Dropout Voltage AC (50/60 Hz):> Dropout Voltage DC:> Maximum Voltage: Resistance Tolerance: Coil Power AC (50/60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: Duty: B E N E F I T S PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com THE CLASS 385 RELAY IS A MECHANICALLY LATCHED, ELECTRICALLY RESET RELAY, IT CAN BE FURNISHED WITH TWO, FOUR OR SIX SETS OF DOUBLE THROW CONTACTS, AND ALL POPULAR COIL VOLTAGES. AC COIL TYPES INCORPORATE BUILT IN RECTIFIERS FOR MAXIMUM COIL EFFICIENCY AND MINIMAL HEATING FOR CONTINUOUS DUTY CAPABILITY. ALL TERMINALS ARE STANDARD 0.187 INCH QUICK CONNECT AND ARE ALSO PIERCED FOR DIRECT SOLDER CONNECTION IF DESIRED. THE MOLDED PLASTIC DUST COVER SNAPS ONTO A STANDARD DIN RAIL, AS WELL AS INCORPORATING MOUNTING SLOTS THAT EXACTLY MATCH POTTER & BRUMFIELDS KUB. UNLIKE MOST MECHANICAL LATCH RELAYS, THE 385 DOES NOT HAVE A DOMINANT COIL. IF BOTH COILS ARE ENERGIZED AT THE SAME TIME, ALL OF THE NORMALLY OPEN CONTACTS CLOSE, AND ALL NORMALLY CLOSED CONTACTS OPEN. WHICH EVER COIL IS DE-ENERGIZED FIRST, RELEASES AND LOCKS THE OTHER SIDE IN ITS ENERGIZED POSITION. 385 DIN / PANEL MOUNTABLE LATCHING RELAY DPDT, 4PDT & 6PDT 15 AMPS WIRING DIAGRAM (VIEWED FROM PIN END) A 7 1 9 6 2 3 4 5 6 7 8 9 A B 385XBX DPDT (AC COIL) B 1.375 (34.9) B 1.67 (42.4) COIL A QUICK CONNECT/ SOLDER TERMINALS 7 5 4 3 5 COIL B 8 7 2 2.392 (60.8) DIN RAIL LOCKING 2 A B 1 A 1.49 (37.8) 2 0.16 (4.06) 5 2.72 (69.1) 7 B 3.04 (77.2) COIL B 1.36 (34.5) A OUTLINE DIMENSIONS DIMENSIONS SHOWN IN INCHES & (MILLIMETERS) . 5 2 2 7 XDX 4PDT (DC COIL) 3 B 2 COIL A 1 3 1 A 6 9 5 6 7 XFX 6PDT (AC COIL) 4 4 A COIL B B 9 7 6 4 3 1 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com 6 B 9 COIL VOLTAGE: 6, 12, 24, 120, 240 ADD A FOR AC COILS 6, 12, 24, 48, 110-125 ADD D FOR DC COILS 4 1 2 3 4 5 6 7 8 9 A COIL A B XFX 6PDT (DC COIL) B XDX 4PDT (AC COIL) CONTACT ARRANGEMENTS: XBX: DPDT, XDX: 4PDT XFX: 6PDT 9 8 COIL A 8 7 9 A 7 B 9 7 B COIL B 7 6 A 6 3 CLASS: 385 - 15 AMPS RATING WITH 0.187 QUICK CONNECT/ SOLDER TERMINALS 4 2 155C: CODE F 3 5 COIL A 385XBX DPDT (DC COIL) COIL B 6 130C: NO CODE, 1 3 4 A B A 5 COILS: 2 3 COIL A 1 9 XBX -240A 4 8 B 385 7 COIL B F A ORDERING CODE 1 1 A 5 COIL MEASURED @ 25 C STANDARD PART NUMBERS CONTACT CONFIGURATION NOMINAL INPUT VOLTAGE AC OPERATED, DUAL COIL, 15 AMP 385XDX-120A 4PDT 120 VAC DC OPERATED, 15 AMP 385XDX-12D 4PDT 12 VDC 385XDX-24D 4PDT 24 VDC RETROFITS POTTER & BRUMFIELD KUB SEE END OF SECTION 5 FOR CROSS REFERENCE NOMINAL RESISTANCE (OHMS) 4800/4800 W 85/85 W 340/340 W 9/04 5...15 311 SEQUENCE (STEPPER) RELAY C F E AT U R E S US UL Recognized File No. E7104 INDUSTRIAL PLUG-IN CONSTRUCTION: RUGGED & RELIABLE TRANSFER ON RELEASE VERSION AVAILABLE : EXTRA LONG LIFE WHEN LOAD IS ENERGIZED ONLY WHEN THE 311S COIL IS ON. NON-STANDARD SEQUENCES AVAILABLE CAN BE CUSTOMIZED WITH ANY SEQUENCE DIVISIBLE INTO EIGHT GENER AL SPECIFICATIONS (@ 25 C ) COIL Pull-in Voltage AC (50/60 Hz):< Pull-in Voltage DC:< Dropout Voltage AC (50/60 Hz):> Dropout Voltage DC:> Maximum Voltage: Resistance Tolerance: Coil Power AC (50/60 Hz): Coil Power DC: Insulation System Per UL Standard 1446: Duty: CONTA CONTACTS Contact Material: Contact Rating AC Amperes (AC1): Contact Rating AC Voltage: Contact Rating DC Amperes (DC1): Contact Rating DC Voltage: Horse Power (AC): Horse Power (AC): Pilot Duty (60 Hz): Minimum Recommended Load: TIMING Operate Time: Release Time: DIELECTRIC S TRENGTH Coil to Contacts: Across Open Contacts: Pole to Pole: Contacts to Frame: Insulation Resistance: TEMPER ATURE Operating, AC Lower: Operating, AC Upper: Operating, DC Lower: Operating, DC Upper: Storage, Lower: Storage, Upper: LIFE EXPECTANC Y EXPECTANCY Electrical @ Rated Load (AC1): Mechanical @ no Load : MISCELLANEOUS Operating Position: Insulation Material: Enclosure Material: Cover Protection Category: Weight: UNITS % of nominal % of nominal % of nominal % of nominal % of nominal % VA W 85 80 Not applicable Not applicable 110 10 5 2 Class B (130C) Continuous A V A V HP HP ma Silver alloy 5 120 5 30 None None Not applicable 100 @ 5 VDC or 0.5 W ms ms 35 30 V rms V rms V rms V rms megohms minimum @VDC 1500 500 1500 Not applicable 1000 @ 500 C C C C C C -10 +60 -10 +60 -40 +105 operations operations 100,000 10,000,000 IP grams Any Molded plastic Clear Polycarbonate 50 190 9/04 5...16 B E N E F I T S PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com THE CLASS A311 RELAY IS A SEQUENCING VERSION OF THE CLASS 219 GENERAL PURPOSE RELAY. CONTACTS TRANSFER ON EACH IMPULSE TO THE COIL. MODELS ARE AVAILABLE WITH CONTACTS TRANSFERRING WHEN COIL IS ENERGIZED OR WHEN DE-ENERGIZED. A DOUBLE CAM MOVEMENT, ONE CAM PER SNAP SWITCH, ALLOWS ONE OR BOTH CONTACTS TO BE ENERGIZED OR DE-ENERGIZED WITH THE CAM ROTATING ONE HALF STEP WHEN THE COIL IS ENERGIZED AND THE OTHER HALF STEP WHEN THE COIL IS DE-ENERGIZED ASSURES RELIABLE SEQUENCING OF THE TWO SPDT SNAP SWITCHES. 311 SEQUENCE (STEPPER) RELAY DPDT, 5 AMPS WIRING DIAGRAM (VIEWED FROM PIN END) 1 7 12 OPERATE 6 OUTLINE DIMENSIONS DIMENSIONS SHOWN IN INCHES & (MILLIMETERS) . 2.625 MAX (66.6) A311XBXP A311XBXPR* (DPDT) TRANSFER ON RELEASE 3.75 (95.2) 4.56 (115.8) LOCKING CLIP 6 5 4 3 2 1 1.468 (37.2) 12 11 10 9 8 7 ORDERING CODE A311 XBX P R L -120A CLASS: A311 INDUSTRIAL PLUG-IN , SEQUENCE RELAY, 5 AMP, DPDT CONTACT ARRANGEMENTS: XBX: DPDT STANDARD FEATURES: PLUG-IN WITH POLYCARBONATE COVER: CODE P CONTACT TRANSFER: WHEN COIL IS ENERGIZED: NO CODE WHEN COIL IS DE-ENERGIZED: CODE R OPTIONS: INDICATOR LAMP: CODE L COIL SUPPRESSION: CODE V COIL VOLTAGE: 6, 12, 24, 120, 240 ADD "A" FOR AC COILS 6, 12, 24, 48, 110-125 ADD "D" FOR DC COILS Mating Socket 27390D See section 7 COIL MEASURED @ 25 C STANDARD PART NUMBERS NOMINAL INPUT VOLTAGE NOMINAL RESISTANCE (OHMS) AC OPERATED, 5 AMP A311XBXP-120A A311XBXP-240A A311XBXPR-120A DC OPERATED, 5 AMP A311XBXP-24D A311XBXPR-24D 120 VAC 240 VAC 120 VAC 540 W 1815 W 540 W 24 VDC 24 VDC 250 W 250 W 9/04 PHONE: (843) 393-5778 FAX: (843) 393-4123 EMAIL: info@magnecraft.com 5...17 SECTION 5 CROSS REFERENCE GUIDE MAGNECRAFT & STRUTHERS-DUNN MIDTEX POTTER & BRUMFIELD 711XBXC-12D KUR-11D15-12 619-11B200 711XBXC-24D KUR-11D15-24 619-11C200 711XBXC-48D KUR-11D15-48 619-11D200 711XBXC-110D KUR-11D15-110 619-11F200 MAGNECRAFT & STRUTHERS-DUNN IDEC W250AML2CPX-8 RR2KP-U-AC24 755XBXC-120A W250AML2CPX-9 RR2KP-U-AC120 755XBXC-240A W250AML2CPX-10 RR2KP-U-AC240 755XBXCD-12D W250ML2CPX-6 RR2KP-U-DC12 755XBXCD-24D W250ML2CPX-7 RR2KP-U-DC24 755XBXCD-110D W250ML2CPX-8 RR2KP-U-DC110 755XBXC-24A MAGNECRAFT & STRUTHERS-DUNN POTTER & BRUMFIELD W388AMLCPX-9 285XBXC-120A KUL11A15S-120 W388MLCPX-6 285XBXC-12D KUL11D15S-12 W388MLCPX-7 285XBXC-24D KUL11D15S-24 W388ML2CPX-6 285XBXCD-12D KUL11D15D-12 W388ML2CPX-7 285XBXCD-24D KUL11D15D-24 MAGNECRAFT & STRUTHERS-DUNN U . S. A. MAGNECRAFT & STRUTHERS-DUNN 700 ORANGE STREET DARLINGTON, SC. 29532-3739 TEL.: (843) 393-5421 FAX: (843) 393-4123 WEBSITE: www.magnecraft.com EMAIL: info@magnecraft.com EUR OPE MAGNECRAFT & STRUTHERS-DUNN OFFICE MUNICH FORSTENRIEDER ALLEE 227 D 81476 MUNCHEN/GERMANY TEL.: 4989 75080310 FAX: 4989 7559344 EMAIL: renatesteinback@magnecraft.de POTTER & BRUMFIELD 385XDX-120A KB-17AG-120 OR KUB-17A15-120 385XDX-12D KB-17DG-12 OR KUB-17D15-12 385XDX-24D KB-17DG-24 OR KUB-17D15-24 FOR LATCHING RELAYS APPLICATION ENGINEERING ASSISTANCE Joe Zintel, PRODUCT MANAGER FAX: (847) 441-2522 EMAIL: jzintel@magnecraft.com MAGNECRAFT & STRUTHERS-DUNN 9/04 5...18 THE CROSS REFERENCE IS INTENDED TO MATCH FOOT PRINT, INTERNAL WIRING, AND CONTACT LOAD RATINGS. CONSTRUCTION FEATURES AND GENERAL SPECIFICATIONS SHOULD BE COMPARED IF EXACT REPLACEMENT IS REQUIRED. OTHER