871 SONG CHUAN Features Micro ISO automotive relay. SPNO & SPDT contact configurations. NO contacts switch 35A resistive load, NC contacts switch 20A resistive load, 100,000 ops., 23C. Operating ambient temperature -40C to 125C. Available with plain cover and skirted cover. Optional resistor or diode for coil transient suppression. Complies with RoHS-Directive 2011/65/EU and ELVDirective 2000/53/EC. Type List 1A (SPNO) ---------- 871-1A-D Enclosure style Dust cover Flux tight /Fixed Base 871-1A-DF 871-1A-C Resistor 871-1A-D-R1 871-1A-DF-R1 871-1A-C-R1 871-1A-S-R1 Diode 871-1A-D-D1 871-1A-DF-D1 871-1A-C-D1 871-1A-S-D1 1C (SPDT) ---------- 871-1C-D Resistor 871-1C-D-R1 871-1C-DF-R1 871-1C-C-R1 871-1C-S-R1 Diode 871-1C-D-D1 871-1C-DF-D1 871-1C-C-D1 871-1C-S-D1 Terminal Contact Designation style form (provided with) Dust cover Socket terminal 871-1C-DF 871-1C-C Sealed type washable 871-1A-S 871-1C-S Ordering Information 871 1 - 1. 871 1A 2 - C 3 4 5 4. Blank -- Standard type -- Basic series designation R1 2. 1A -- Coil parallel with 1/2W resistor for -- Single pole normally open 1C 6V 180, 12V 680, 24V 2700 -- Single pole double throw D1 -- Coil parallel with diode 1N4007 the diode anode on # 85 terminal 3. D -- Dust cover DF -- Dust cover / base holder type available C -- Flux tight S -- Sealed type washable 5. -- Coil voltage (please refer to the coil rating data for the availability) Contact Rating Resistive load 1A 1C 35A 14VDC NO: 35A 14VDC , 15A 28VDC 15A 28VDC NC: 20A 14VDC , 10A 28VDC Coil Rating (DC) 242 Rated Rated current Coil resistance Max. continuous voltage 10 % at 23C 10 % at 23C Pick up Drop out Power consumption voltage voltage(Max.) voltage(Min.) at rated voltage (V) (mA) () at 85C at 23C at 23C 6 187.5 32 133 % of 60 % of 10 % of 12 97.5 123 rated rated rated 24 49.6 483 voltage voltage voltage approx. 1.2W 871 SONG CHUAN Specification Contact material AgSnO alloy Contact voltage drop (1) Typ. 40mV at 10A Operate time (1) 10ms Max. Release time (1) 10ms Max. Insulation resistance (1) Dielectric strength 20M Min. (DC 500V) (1) Vibration resistance Shock resistance Between open contact : AC 500V , 50/60Hz 1 min. Between contact and coil : AC 500V , 50/60Hz 1 min. Operating extremes 10500Hz , 5.0G Damage limits 10500Hz , 5.0G Operating extremes 10G Damage limits 100G Mechanical Life expectancy Electrical Operating ambient temperature 10,000,000 operations (frequency 18,000 operations/hr) 100,000 operations (frequency 1,800 operations/hr) -40+125C (no freezing) Weight Approx. 20 g Note : (1) Initial value. Operate and release time excluding contact bounce. Outline Dimensions 6 (0.236) 9 (0.354) 8 (0.315) 0.8-5 11.2 (0.441) (0.031) 23 (0.906) 4.8 25.4 (1.000) (0.189) 6.3 (0.248) 15.5 (0.610) 871 (C,D) 7.75 (0.305) 243 871 SONG CHUAN 15.5 17.8 (0.610) (0.701) 871 (DF) 9 (0.315) 6.3 8 0.8-5 (0.031) 23 23.3 (0.906) (0.917) 6 4.8 (0.189) (0.354) (0.236) 44 (1.732) (0.248) 6.3 (0.248) 15.5 (0.610) 871 (S,V) 9 (0.189) 8 0.8-5 11.2 (0.441) (0.315) (0.031) 23 (0.906) 6 4.8 (0.354) (0.236) 25.4 (1.000) 7.75 (0.305) TOLERANCE: LESS THAN: 1(0.039) 0.1(0.004) 5(0.197) 0.3(0.012) 20(0.787) 0.5(0.020) MORE THAN: 20(0.787) 1(0.039) Wiring Diagram BOTTOM VIEW 1C 1A 86 87a 85 86 1C 85 1A 86 87a 85 1C 86 85 1A 86 (+) 85 (-) 86 85 (+) (-) 87 87 87 87 87 87 30 30 30 30 30 30 PROVIDED WITH RESISTOR 244 87a PROVIDED WITH RESISTOR PROVIDED WITH DIODE PROVIDED WITH DIODE 871 SONG CHUAN Engineering Data Safe breaking,arc extinguished (normally open contact)for resistive loads. 90 10 7 10 6 10 5 Life expectancy 60 50 0W 49 Number of operations 40 30 20 15 0W 20 0W 10 W 50 Switching voltage(VDC) 70 10 0.5 1 2 3 5 10 15 20 NO NC 35 Switching current(A) 0 5 10 15 20 25 30 35 14VDC resistive load/Switching current(A) 10 Life expectancy 7 Ambient temperature vs coil voltage for continuous duty 6 NO NC 10 Max.allowable ambient temperature Number of operations 10 5 0 4 2 10 8 6 12 14 16 28VDC resistive load/Switching current(A) 12 90 80 70 60 50 40 30 20 95 100 105 110 115 120 125 130 135 Applied coil voltage (% of rated nominal) A:15A, B:20A, C:25A, D:35A Contact load (resistive) Maximum mean coil temperature=155C Operate time/Release time 11 Operate time 10 9 max 8 7 min 6 5 4 3 avg Release time max avg 2 1 0 A B C D 110 100 90 0 Time (ms) 140 130 120 70 min 80 90 100 110 120 130 140 150 % of Nominal coil voltage (at 23) -------- All specifications subject to change. Please contact Song Chuan for update. -------- 245