SF2D Polarized monostable safety relay with forcibly guided double contacts SF2D RELAY FEATURES 53.3 * Relay complies with EN 50205, Type A 25.0 * Overvoltage category as per IEC 60664-1 III / 4kV 16.5 * Rated voltage as per IEC 60664-1 basic insulation Polution degree length: 3.0 2 2 3 inside outside inside Tolerance 0.3mm Weight approx. 47g Coil-contact 400V 400V 250V Contact-contact 400V 400V 400V * Relay complies with IEC/EN 60335-1 (GWT) * For applications according to EN 50155* *For details, please contact your local Panasonic Electric Works representative. SPECIFICATIONS Contact Characteristics Contact configuration (a = normally open / NO, b = normally closed / NC) Contact material 2a2b AgSnO2, with Au flash Contact resistance (initial at 6V DC, 1A) Making and breaking capacities (breathing hole open)*1 Max. switching voltage Min. switching voltage / min. switching current Pick-up / drop-out / bounce time (approx. values at Unominal) Mechanical life 30m 6A 250V / 3A 24V 400V 10V / 10mA 17.5 / 7 / 2ms 107ops Max. switching frequency (without load) Permissible ambient temperature at nominal power consumption Upper temperature limit 10Hz -40C to +70C 105C Test voltage: open contact / contact-contact / contact-coil 2500 / 2500 / 2500Vrms 109 Insulation resistance at 500V DC (initial) Shock resistance (11ms) NO/NC*2 30G Vibration resistance 10 - 200 Hz (10 - 55 Hz, amplitude 2 mm)*2 Degree of protection 10G IP67 / IP30*3 Unit weight Coil Operate / release voltage (% of Unominal at 20C) Pick-up/nominal power consumption at 20C 37g Important: Relay characteristics may be influenced by: 75% / 10% 280 / 500mW * strong external magnetic fields * magnetic conductive materials near the relay * narrow top-to-top mounting (printed surface to printed surface) Remarks Note: *1 According to EN 60947-5-1: 1997, table 4 AC15 / DC13 *2 Contact interruption <10s *3 Breathing hole open Suitable for most common washing methods except ultrasonic cleaning. ORDERING INFORMATION Ex. SF2D DC12 V Coil voltage (DC) 5, 9, 12, 18, 21 24, 36, 48, 60 Note: Standard packing; Carton: 20 pcs. Case 200 pcs. ds_61404_en_sf2d: 130312D 1 SF2D COIL DATA Part number SF2D-DC5V SF2D-DC9V SF2D-DC12V SF2D-DC18V SF2D-DC21V SF2D-DC24V SF2D-DC36V SF2D-DC48V SF2D-DC60V Coil nominal voltage V DC 5 9 12 18 21 24 36 48 60 Operate voltage V DC 3.75 6.75 9.00 13.50 15.75 18.00 27.00 36.00 45.00 Release voltage V DC 0.5 0.9 1.2 1.8 2.1 2.4 3.6 4.8 6.0 Coil resistance (10%, 20C) 50 162 288 648 882 1152 2592 4608 7200 Coil inductance (mH) 47 145 252 551 742 959 2097 3654 5612 ELECTRICAL LIFE Voltage Current Load type Frequency Duty cycle No. of contacts No. of ops. 230V AC 8A AC 1 0.25Hz 25% 2*2 85,000*5 100,000*5 250V AC 6A AC 1 0.33Hz 50% 4*2 230V AC 6A AC 1 0.33Hz 10% 2*3 200,000*4,*5 0.33Hz 10% 1*3 150,000*4,*5 0.33Hz 10% 2*3 200,000*4,*5 0.33Hz 10% 1 *3 50,000*4,*5 0.33Hz 10% 1*3 100,000*4,*5 230V AC 30 / 3A 24V DC 8A 24V DC 3A 24V DC 3A AC 15*1 DC 1 *1 DC 13 L/R = 40ms *1 EN 60947-5-1: 1997; table C.1 *2 Breathing hole closed *3 Breathing hole open *4 Ambient temperature +70C *5 Dielectric strength according to EN61810-1:2004. REFERENCE DATA Load limit curve Coil voltage characteristics 1.7 Permissible coil voltage without contact load (nominal coil resistance) 1.6 1.5 1.4 1.3 1.2 Permissible coil voltage with contact load of 2 x 10A and close mounting of 5 relays (nominal coil resistance) Ucoil / Ucoil rated 1.1 1.0 0.9 0.8 0.7 Average value of pick-up voltage without previous coil heating 0.6 0.5 0.4 Minor increase due to temperature compensation 0.3 0.2 0.1 -50 -40 -30 -20 -10 Loads in the range under the curve can be switched safely. The arc will extinguish before the opposite contact makes. 2 Average value of drop-out voltage without previous coil heating 0 10 20 30 40 50 60 70 80 90 100 110 Ambient temperature [C] Permissable coil voltages and pick-up and drop-out characteristics at various ambient temperatures. ds_61404_en_sf2d: 13031D SF2D Contact current characteristics 25 Thermal continuous current I th [A] 20 15 10 5 Ucoil = 0%, Load on NC 5 -6 Ucoil = 50%, Load on all NO Ucoil = 100%, Load on all NO Ucoil = 150%, Load on all NO The curves are determined by the contact resistance -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110 Ambient temperature [C] DIMENSIONS (mm inch) CAD Data Data from our Web site. Download CAD 2 Form A 2 Form B CAD Data External dimensions 6 7 2 8 o 25.0 .984 5 o 1.0 .039 3.00.5 .118.020 12.7 .500 53.30.5 2.098.020 0.30 .012 0.5 .020 5 o 12.7 .500 o 9o 6 o 10 7 o 5.08 .200 12.7 .500 1 + 160.5 .630.020 o 1.0 .039 Schematic (Bottom view) 11 o o 12 8 The contacts are shown in the deenergized condition. PC board pattern (Bottom view) 0.48 .019 Grid 2.54 12.7 .500 2 9 10 11 12 General tolerance: 0.3 .012 6.15 1 7.62 .300 o o 7.6 o o o o o o o 8 5.6 o 1.4 - typical value for manual insertion 1.6 - typical value for automatic insertion Tolerance: 0.1 .004 APPLICATION NOTES Nipple If required a breathing hole can be made in the cover by removing the nipple. However be aware that the degree of protection will be reduced from IP67 to IP30! For Cautions for Use, see Relay Technical Information. ds_61404_en_sf2d: 130312D 3