SONG CHUAN 302 Features 20A miniature PCB Power Relay. 1 form A contact configuration with quick terminal type. 5KV dielectric strength, 10K surge voltage between coils to contact. Ideal for high rating Home Appliances of heating element control. Comply with RoHS-Directive 2011/65/EU. Type List Standard Type Terminal Contact UL Insulation Designation (provided with) style form system approval Flux tight ----------- 302P-1AB-C ----------- 302P-1AH-C 1A ----------- 302P-1AC-C (SPNO) F 302P-1AB-F-C F 302P-1AH-F-C F 302P-1AC-F-C ----------- 302WP-1AB-C ----------- 302WP-1AH-C P (PCB terminal) WP (PCB terminal & 1A ----------- 302WP-1AC-C Quick terminal (SPNO) F 302WP-1AB-F-C F 302WP-1AH-F-C F 302WP-1AC-F-C ----------- 302WP1-1AB-C ----------- 302WP1-1AH-C WP1 PCB terminals (2 coil 1A ----------- 302WP1-1AC-C terminals & 1 NO terminal) (SPNO) F 302WP1-1AB-F-C F 302WP1-1AH-F-C F 302WP1-1AC-F-C ----------- 302WP2-1AB-C ----------- 302WP2-1AH-C & Quick terminals WP2 PCB terminals (2 coil 1A ----------- 302WP2-1AC-C terminals & 2 stationary support (SPNO) F 302WP2-1AB-F-C F 302WP2-1AH-F-C F 302WP2-1AC-F-C terminals) & Quick terminals 126 SONG CHUAN 302 High Sensitivity Type --------- 302NP-1AB-C --------- 302NP-1AH-C 1A --------- 302NP-1AC-C (SPNO) F 302NP-1AB-F-C F 302NP-1AH-F-C F 302NP-1AC-F-C --------- 302NWP-1AB-C --------- 302NWP-1AH-C P (PCB terminal) WP (PCB terminal & 1A --------- 302NWP-1AC-C Quick terminal ) (SPNO) F 302NWP-1AB-F-C F 302NWP-1AH-F-C F 302NWP-1AC-F-C --------- 302NWP1-1AB-C --------- 302NWP1-1AH-C WP1 PCB terminals (2 coil 1A --------- 302NWP1-1AC-C terminals & 1 NO terminal) (SPNO) F 302NWP1-1AB-F-C F 302NWP1-1AH-F-C F 302NWP1-1AC-F-C --------- 302NWP2-1AB-C --------- 302NWP2-1AH-C & Quick terminals WP2 PCB terminals (2 coil terminals 1A --------- 302NWP2-1AC-C & 2 stationary support (SPNO) F 302NWP2-1AB-F-C F 302NWP2-1AH-F-C F 302NWP2-1AC-F-C terminals) & Quick terminals Ordering Information 302 1 1. 302 WP 2 3 - 1A H 4 5 - 6 -- Basic series designation 2. Blank -- Standard type N -- High sensitivity type 3. P WP WP1 WP2 4. 1A -- PCB terminals -- PCB terminals and Quick terminals -- PCB terminals (2 coil terminals and 1 NO terminal) and Quick terminals -- PCB terminals (2 coil terminals and 2 stationary support terminals) and Quick terminals -- Single pole normally open C 7 8 5. B BA C -- Contact material AgCdO -- Contact material AgCdO + Au -- Contact material AgNi CA H HA -- Contact material AgNi + Au -- Contact material AgSnO -- Contact material AgSnO + Au 6. Blank F -- Standard type -- Class F 7. C -- Flux tight 8. -- Coil voltage (please refer to the coil rating data for the availability) 127 SONG CHUAN 302 Contact Rating Resistive load 17A 240VAC Coil Rating (DC) Standard Type Rated Rated current Coil resistance Max. continuous voltage p10 % at 23C p10 % at 23C Pick up Drop out Power consumption voltage voltage(Max.) voltage(Min.) at rated at 85C at 23C at 23C voltage (V) (mA) (7) 3 176 17 5 106 47 6 88 68 9 59 153 12 44 272 15 35 425 160 % of 75 % of 10 % of 18 29 611 rated rated rated 21 25 832 voltage voltage voltage 24 22 1,087 36 15 2,445 48 11 4,347 60 8.8 6,792 100 5.3 18,868 110 4.8 22,830 Pick up Drop out Power consumption voltage voltage(Max.) voltage(Min.) at rated at 85C at 23C at 23C voltage approx. 0.53W High Sensitivity Type Rated Rated current Coil resistance Max. continuous voltage p10 % at 23C p10 % at 23C 128 (V) (mA) (7) 3 133 22.5 5 80 62.5 6 67 90 9 44 202.5 12 33 360 15 27 563 160 % of 75 % of 10 % of 18 22 810 rated rated rated 21 19 1,103 voltage voltage voltage 24 17 1,440 36 11 3,240 48 8.3 5,760 60 6.7 9,000 100 4.0 25,000 110 3.6 30,250 approx. 0.4W SONG CHUAN 302 Specification Contact material Contact resistance AgSnO / AgNi / AgCdO alloy (1) 50m7 Max. (1A(100mA for Au-plating contact)/6VDC by 4 pipes m7 meter) Operate time (1) 20ms Max. Release time (1) 10ms Max. Insulation resistance (1) Dielectric strength 1000M7 Min. (DC 500V) Between open contact (1) : AC 1000V , 50/60Hz 1 min. Between contact and coil : AC 5000V , 50/60Hz 1 min. Vibration resistance Shock resistance Operating extremes 1055Hz , amplitude 1.5 mm Damage limits 1055Hz , amplitude 1.5 mm Operating extremes 10G Damage limits 100G 10,000,000 operations Mechanical (frequency 18,000 operations/hr) Life expectancy 100,000 operations Electrical (frequency 1,800 operations/hr) Operating ambient temperature -40+85C (no freezing) Weight Approx. 17 g Note(1) initial value Safety Approval Certified UL / CUL TUV File No. E88991 R 50025929 Safety Approval Rating UL / CUL TUV BBA / CCA HHA 20A 277VAC 20A 277VAC 17A 250VAC 1 1/2HP 250VAC 1 1/2HP 250VAC 20A 250VAC 1HP 125VAC 8A 120VAC Tungsten 12A 250VAC cos 0.4 Outline Dimensions 0.3 (0.012) 24.8 (0.976) 4.5 (0.177) 302P 0.6 0.5 (0.024) 1 (0.020) 20 (0.787) 3.5 7.6 (0.138) (0.299) 29 12.6 (1.142) (0.496) (0.039) 129 SONG CHUAN 302 6.75 5.7 1.55 (0.384) 4.75 (0.187) 6.35 2.35 (0.093) 9.75 0.5 (0.020) (0.250) (0.224) 3.2 (0.266) (0.126) 302WP 0.5 1 (0.020) 20 3.5 (0.787) 7.6 (0.138) (0.299) 29 12.6 (1.142) (0.496) 5.7 6.75 (0.224) (0.384) 1.55 (0.384) 4.75 (0.187) 9.75 2.35 (0.093) 9.75 0.5 (0.020) 6.35 (0.266) 3.2 302WP1 (0.039) (0.250) 0.6 (0.024) (0.126) 0.3 (0.012) 24.8 (0.976) 4.5 (0.177) (0.061) 0.5 1 (0.020) 7.6 23.5 (0.299) (0.925) 29 12.6 (1.142) (0.496) 5.7 6.75 0.5 2.35 (0.020) (0.093) 4.75 (0.187) 6.35 (0.224) (0.266) 3.2 302WP2 (0.039) (0.250) 0.6 (0.024) (0.126) 0.3 (0.012) 24.8 (0.976) 4.5 (0.177) (0.061) 1.55 0.3 (0.012) 24.8 (0.976) 4.5 (0.177) (0.061) 0.6 0.5 1.2 (0.024) (0.047) 26.2 (1.031) 29 (1.142) 7.6 (0.299) 10 (0.394) 12.6 (0.496) Wiring Diagram BOTTOM VIEW 130 (0.020) SONG CHUAN 302 PC Board Layout BOTTOM VIEW 302WP1 7.6 (0.787) 1.9 23.5 (0.075) (0.925) 2.5 2.5 (0.059) (0.299) 7.6 (0.075) 1.5-1 (0.047) (0.098) 3.5 (0.138) 20 1.9 1.2-2 1.5-1 (0.059) (0.098) 1.2-2 (0.047) (0.299) 302P, 302WP 302WP2 1.8-2 1.2-2 10 2.5 (0.098) 7.6 (0.299) 1.9 26.2 (0.075) (1.031) (0.394) (0.071) (0.047) Engineering Data Coil temperature rise 110 100 100 90 90 Temperature rise () Temperature rise () Coil temperature rise 110 80 70 17A 60 50 40 30 20 80 70 60 50 17A 40 30 20 60 80 100 120 140 160 180 60 80 % of Nominal Coil Voltage (at 23) 10 10 16 15 14 13 12 277VAC 6 5 11 10 9 8 7 6 5 4 3 2 1 0 70 4 0 10 12 140 160 180 Operate time/Release time 7 Time (ms) Number of operations 10 120 % of Nominal Coil Voltage (at 85) Life expectancy 10 100 14 16 18 Operate time max min avg Release time max avg min 80 90 100 110 120 130 140 150 160 170 180 20 % of Nominal coil voltage (at 23) AC resistive load/Switching current(A) -------- All specifications subject to change. Please contact Song Chuan for update. -------- 131 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Song Chuan: 302P-1AH-C-12VDC 302P-1AH-C-18VDC 302P-1AH-C-24VDC 302WP2-1AH-C-12VDC 302WP2-1AH-C-24VDC 302WP2-1AH-C-5VDC 302P-1AH-F-C-24Vdc