Présente / Presents: DB LECTRO Inc. 3755 Place Java, Suite 140, Brossard, Québec, J4Y 0E4, Canada - T: 1-450-444-1424 / F: 1-450-444-4714 / www.dblectro.com NT 74 NHG RELAYS NT74 R VDE 40019280 C US Operation condition Insulation Resistance 06001015741 E160644 28.5 12.5 10.1 Features Terminals strength Solderability Ambient Temperature Relative Humidity Mass Perform the qualification test as specified in the table NT74 1C S 10 DC12V N G 4 5 6 Safety approval 4 Contact rating:1A,1C:8A,10A/250VAC 30VDC; 2A,2B,2C:5A/250VAC 30VDC 5 Coil rated voltage(V):DC:5,6,9,12,18,24,48,60 6 Contanct material: N: AgNi; S:AgSnO2 7 Contact plating: Nil:Standard; G:Gold plated UL&CUR Load mm /inch 2B(DPSTNC) 2C DPDT(B-M) AgNi AgSnO2 Contact Rating (resistive) 1A,1C,1C2:8A,10A/250VAC,30VDC 2A,2B,2C:5A/250VAC,30VDC Max. Switching Power 1A,1C,1C2:300W 2500VA 2A,2B,2C:150W 1250VA Max. Switching Voltage 440VAC 125VDC Max. Switching Current:10A 100m Electrical Item 3.30 of IEC255-7 7 Item 3.31 of IEC255-7 10 5- 1.3 0.051 3.2 0.126 3.2 0.126 5- 1.3 0.051 7.62 0.3 Mechanical Dimension Item 3.12 of IEC255-7 105 Max. 5 6 6.5 7.8 113 164 Release voltage VDC(min) (10% of rated voltage) 3.5 4.2 0.5 0.6 009-230 012-230 9 12 11.7 15.6 360 620 6.3 8.4 0.9 018-250 024-250 18 24 23.4 31.2 1295 2350 12.7 16.8 048-290 060-290 48 60 62.4 78 8000 12500 33.6 42 Coil power consumption W Operate Time ms 0.22 10 5.08 0.200 18.9 0.744 1C 1A 8- 1.3 0.051 6- 1.3 0.051 6- 1.3 0.051 5 18.9 0.744 0.23 10 5 1.8 2.4 0.25 10 5 4.8 6.0 0.29 10 5 1.2 18.9 0.744 Release Time ms 7.62 0.3 Rated Pickup voltage VDC(max) (70%of rated voltage ) 7.62 Coil Parameter Coil resistance 10% 6-0.4 0.8 0.016 0.031 2- 0.6 0.024 1.65 0.065 7.62 0.3 Contact Resistance or Voltage drop 7.62 0.30 0.3 0.012 DPSTNO SPDT(B-M)) 1C2 SPDT(B-M) 28.5 0.2 0.398 0.008 12.5 0.2 0.492 0.008 2A 1C 8A/250VAC Dimensions 3.4 0.2 0.492 0.008 1A SPSTNO Contact Material 005-220 006-220 VDE 0.3 Contact Arrangement Dash numbers IEC68-2-3 Test Ca of IEC255-19-1 and minimum sample size 24. 10.1 0.2 1.122 0.008 Coil voltage VDC IEC68-2-21 Test Ua1 IEC68-2-20 Test Ta method 1 1A,1C,1C2:8A,10A/250VAC,30VDC 2A,2C:5A/250VAC,30VDC Contact Data life IEC68-2-6 Test Fc Safety approvals 7 1 Part number:NT74 2 Contact arrangement:1A:1A;1C:1C;C2:1C2; 2A:2A;2B:2B;2C:2C 3 Enclosure:S: Sealed type Z: Dust cover Operational Item 6 of IEC255-5 Item 6 of IEC255-5 Item 6 of IEC255-5 IEC68-2-27 Test Ea 7.62 0.3 3 Item 7 of IEC255-5 Qualification inspection: Ordering Information 2 min (at 500VDC) 50Hz 1000V 1min 50Hz 5000V 1min 50Hz 2500V 1min functional: 980m/s2 survival: NO:98m/s2 NC:49m/s2 10~55Hz double amplitude NO: 1.65mm (no coil voltage) NC: 0.8mm 10N 235 2 3 0.5s -40 ~85 35%~85% (at 40 ) 8g Vibration resistance Small size, light weight. Low coil consumption. PC board mounting. Suitable for household electrical appliances, automation system, electrical equipment, instrument, meter telecommunication facilities and remote control facilities. 1 1000M Dielectric Strength Between contacts Between contact and coil Between contact sets Shock resistance 3.2 3.2 0.126 0.126 18.9 0.744 3.2 22.1 0.870 0.126 2B 1C2,2C 3.2 0.126 2A Mounting (Bottom view) 1A 1C 1C2 CAUTION: 1.The use of any coil voltage less than the rated coil voltage will compromise the operation of the relay. 2.Pickup and release voltage are for test purposes only and are not to be used as design criteria. 2A 2B 2C Wiring diagram (Bottom view) NOTES 1).Dimensions are in millimeters. 2).Inch equivalents are given for general information only. Ningbo Huaguan Relay Corporation LTD.