SONG CHUAN 845 Relays Selection Chart Features Low cost and low profile miniature PCB Relays. UL/CUL, TUV approved. High rating 12A SPDT, 8A DPDT. 3.5mm & 5mm pinning are both available. Standard coil 700mW and high sensitivity coil 530mW. SPNC, SPNO, SPDT, DPNO, DPNC, DPDT contact configurations. General purpose application including UPS, power supply controls, Home Appliances of heating element controls, motor control for access control, etc. PC board type socket & hold down clips can be offered with relay for automation control application. Comply with RoHS-Directive 2002/95/EC. Type List Standard Type Designation Terminal Contact High UL Insulation style form capacity system approval Flux tight Sealed type Sealed type washable 1A (SPNO) H ----------- 845H-1A-C 845H-1A-V 845H-1A-S 1C (SPDT) H ----------- 845H-1C-C 845H-1C-V 845H-1C-S 2A (DPNO) ----- ----------- 845-2A-C 845-2A-V 845-2A-S 2C (DPDT) ----- ----------- 845-2C-C 845-2C-V 845-2C-S 2A (DPNO) H ----------- 845H-2A-C 845H-2A-V 845H-2A-S 2C (DPDT) H ----------- 845H-2C-C 845H-2C-V 845H-2C-S 1A (SPNO) H F 845H-1A-F-C 845H-1A-F-V 845H-1A-F-S 1C (SPDT) H F 845H-1C-F-C 845H-1C-F-V 845H-1C-F-S 2A (DPNO) ----- F 845-2A-F-C 845-2A-F-V 845-2A-F-S 2C (DPDT) ----- F 845-2C-F-C 845-2C-F-V 845-2C-F-S 2A (DPNO) H F 845H-2A-F-C 845H-2A-F-V 845H-2A-F-S 2C (DPDT) H F 845H-2C-F-C 845H-2C-F-V 845H-2C-F-S 1A (SPNO) H ----------- 845HN-1A-C 845HN-1A-V 845HN-1A-S 1C (SPDT) H ----------- 845HN-1C-C 845HN-1C-V 845HN-1C-S 2A (DPNO) ----- ----------- 845N-2A-C 845N-2A-V 845N-2A-S 2C (DPDT) ----- ----------- 845N-2C-C 845N-2C-V 845N-2C-S 2A (DPNO) H ----------- 845HN-2A-C 845HN-2A-V 845HN-2A-S 2C (DPDT) H ----------- 845HN-2C-C 845HN-2C-V 845HN-2C-S 1A (SPNO) H F 845HN-1A-F-C 845HN-1A-F-V 845HN-1A-F-S 1C (SPDT) H F 845HN-1C-F-C 845HN-1C-F-V 845HN-1C-F-S PCB terminal High Sensitivity Type PCB terminal 69 SONG CHUAN 845 PCB terminal 2A (DPNO) ----- F 845N-2A-F-C 845N-2A-F-V 845N-2A-F-S 2C (DPDT) ----- F 845N-2C-F-C 845N-2C-F-V 845N-2C-F-S 2A (DPNO) H F 845HN-2A-F-C 845HN-2A-F-V 845HN-2A-F-S 2C (DPDT) H F 845HN-2C-F-C 845HN-2C-F-V 845HN-2C-F-S Ordering Information 845 H N 1 2 3 1. 845 - 1A - F 4 - C 5 6 -- Basic series designation 2A 2B 2C 2. Blank -- Standard type H -- High capacity type -- Double pole normally open -- Double pole normally closed -- Double pole double throw 3. Blank -- Standard type N -- High sensitivity type 5. Blank F -- Standard type -- Class F 4. 1A 1B 1C 6. C V S -- Flux tight -- Sealed type -- Sealed type washable -- Single pole normally open -- Single pole normally closed -- Single pole double throw Contact Rating Load type (845H) 1A , 1B , 1C (845) 2A , 2B , 2C () (845H) 2A , 2B , 2C Rated load (resistive) 10A 240VAC 5A 240VAC 8A 240VAC Max. switching current 10A 5A 8A Max. switching voltage 277VAC 277VAC 277VAC Max. switching capacity 2400VA 1200VA 1920VA Coil Rating (DC) Standard Type Rated Rated current voltage p10 % at 23C 70 Coil resistance Max. continuous Pick up Drop out Power consumption p10 % at 23C voltage voltage(Max) voltage(Min) at rated at 85C at 23C at 23C voltage (V) (mA) (7 ) 3 234 12.8 5 139 36 6 118 51 9 78 116 12 58 206 160 % of 75 % of 10 % of 18 39 460 rated rated rated 24 29 825 voltage voltage voltage 36 19.5 1850 48 15 3300 60 11.7 5100 110 6.4 17,230 approx. 0.7W SONG CHUAN 845 High Sensitivity Type Rated Rated current voltage p10 % at 23C Coil resistance Max. continuous Pick up Drop out Power consumption p10 % at 23C voltage voltage(Max) voltage(Min) at rated at 85C at 23C at 23C voltage 170 % of 80 % of 10 % of rated rated rated voltage voltage voltage (V) (mA) (7 ) 3 176 17 5 105 47.7 6 88 68 9 60 150 12 44 275 18 29.5 610 24 22 1100 36 14.8 2440 48 11 4400 60 8.8 6800 approx. 0.53W Specification Contact material Contact resistance Ag SnO alloy (1) 100m7 Max. Operate time (1) 20ms Max. Release time (1) 10ms Max. Insulation resistance (1) 1000 M7 Min. (DC 500V) Between open contact Dielectric strength (1) : AC 1000V , 50/60Hz 1 min. Between contact and coil : AC 5000V , 50/60Hz 1 min. Between contact circuits : AC 3000V , 50/60Hz 1 min. (for 2pole only) Operating extremes 1055Hz , amplitude 1.5 mm Damage limit 1055Hz , amplitude 1.5 mm Operating extremes 10G Damage limits 100G Vibration resistance Shock resistance 10,000,000 operations Mechanical (frequency 18,000 operations/hr) Life expectancy 100,000 operations Electrical () 50,000 operations (frequency 1,200 operations/hr) Operating ambient temperature -40C+85C (no freezing) Weight Approx. 14g Note(1) initial value Safety Approval Certified UL / CUL TUV File No. E88991 R09754104 71 SONG CHUAN 845 Safety Approval Rating(UL/CUL) 845 2A , 2B , 2C 845H 2A , 2B , 2C 845H 1A , 1B , 1C 5A 277VAC 8A 277VAC 12A 277VAC 5A 30VDC 8A 30VDC 12A 30VDC 1/8HP 125VAC/250VAC 1/4HP 125VAC/250VAC 1/2HP 125VAC/250VAC TV-3 (NO contact only) TV-3 (NO contact only) TV-5 (NO contact only) 845 2A , 2B , 2C 845H 2A , 2B , 2C 845H 1A , 1B , 1C 5A 250VAC 8A 250VAC 12A 250VAC 5A 30VDC 8A 30VDC 12A 30VDC 3A 250VAC cosF 0.4 5A 250VAC cosF 0.4 10A 250VAC cosF 0.4 Safety Approval Rating(TUV) Outline Dimensions 18.5 (0.728) 3.5 (0.012) 0.3 3.5 (0.138) 845 1P 1 2.9 (0.138) (0.114) 16.5 3.5 (0.650) (0.138) 7.6 (0.039) (0.299) 29 (0.500) 12.7 (1.142) 18.5 (0.728) 3.5 (0.138) (0.012) 0.3 845 2P 1 1.4 (0.055) 15 5 (0.590) (0.197) 5 (0.197) 29 72 (0.500) 12.7 (1.142) 7.6 (0.299) (0.039) SONG CHUAN 845 Wiring Diagram BOTTOM VIEW 1C 1B 2C 1A 2B 2A PC Board Layout BOTTOM VIEW 1C 1A 3.5 (0.138) 2.9 2.9 (0.114) 1.3-4 (0.051) (0.051) 7.6 1.3-5 (0.299) 7.6 (0.299) (0.114) 16.5 3.5 20.0 (0.650) (0.138) (0.787) 1B 3.5 (0.138) 2C 5 1.4 (0.197) 6.4 (0.055) (0.252) 7.6 (0.051) 15 16.5 3.5 (0.650) (0.138) (0.591) 2A 5 (0.197) 2B 1.4 6.4 (0.055) (0.252) 20 (0.787) 5 (0.197) 1.3-6 7.6 (0.051) (0.299) (0.299) 1.3-6 7.6 7.6 (0.299) (0.051) (0.299) 1.3-8 1.3-4 (0.051) 15 (0.591) 5 (0.197) 73 SONG CHUAN 845 Engineering Data 845H-1P Coil temperature rise 100 90 90 80 80 Temperature rise () Temperature rise () Coil temperature rise 100 70 60 10A 8A 50 40 30 70 60 50 40 20 20 10 10 60 80 100 120 140 160 10A 30 8A 60 180 80 % of Nominal Coil Voltage (at 23) 240VAC 6 Time (ms) Number of operations 180 max 11 10 9 8 7 avg 6 min 5 5 4 3 Release time 2 70 max avg min 1 0 10 160 Operate time 12 10 140 15 7 14 13 10 120 Operate time/Release time Life expectancy 10 100 % of Nominal Coil Voltage (at 85) 80 90 100 110 120 130 140 150 160 170 180 4 0 2 4 6 8 10 % of Nominal coil voltage (at 23) 12 AC resistive load/Switching current(A) 845-2P Coil temperature rise 100 90 90 80 Temperature rise () Temperature rise () Coil temperature rise 100 8A 70 60 5A 50 40 30 70 60 30 20 10 100 120 140 160 % of Nominal Coil Voltage (at 23) 180 5A 40 10 80 8A 50 20 60 74 80 60 80 100 120 140 160 % of Nominal Coil Voltage (at 85) 180 SONG CHUAN Life expectancy(845H 2P) 10 10 10 Life expectancy(845 2P) 7 10 Number of operations Number of operations 10 240VAC 6 5 4 10 10 10 0 1 2 4 845 6 8 10 AC resistive load/Switching current(A) 7 240VAC 6 5 4 0 1 2 4 6 8 10 AC resistive load/Switching current(A) Operate time/Release time 15 14 13 Operate time 12 max 11 Time (ms) 10 9 8 7 6 min 5 4 3 Release time avg max 2 avg min 1 0 70 80 90 100 110 120 130 140 150 160 170 180 % of Nominal coil voltage (at 23) -------- All specifications subject to change. Please contact Song Chuan for update. -------- 75