NT 74 NT74 Operation condition Insulation Resistance R VDE 40019280 C US E169380 28.5 12.5 10.1 Features Terminals strength Solderability Ambient Temperature Relative Humidity Mass Ordering Information 4 5 6 Safety approval 7 mm /inch 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 Mechanical 105 Item 4.30 of IEC 61810-7 7 Item 4.31 of IEC 61810-7 10 5- 1.3 0.051 Coil Parameter 005-220 006-220 Coil voltage VDC Rated Max. Coil resistance 10% 5 6 6.5 7.8 113 164 Pickup voltage VDC(max) (70%of rated voltage ) 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 3.2 0.126 5- 1.3 0.051 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 Dash numbers 3.2 0.126 7.62 life Electrical Dimension Item 4.12 of IEC 61810-7 7.62 0.3 Operational Max. Switching Current:10A 100m 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 2B(DPSTNC) 12.5 0.2 0.492 0.008 SPDT(B-M)) 1C2 SPDT(B-M) 28.5 0.2 1.122 0.008 3.4 0.2 0.134 0.008 DPSTNO 1C 8A/250VAC Dimensions 0.3 1A SPSTNO 2A IEC68-2-3 Test Ca VDE 10.1 0.2 0.398 0.008 Contact Material IEC68-2-21 Test Ua1 IEC68-2-20 Test Ta method 1 UL&CUR Contact Data Contact Arrangement IEC68-2-6 Test Fc 1A,1C,1C2:8A,10A/250VAC,30VDC 2A,2C:5A/250VAC,30VDC Load 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 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 Item 6 of IEC 61810-5 Item 6 of IEC 61810-5 Item 6 of IEC 61810-5 IEC68-2-27 Test Ea 7.62 0.3 3 Item 7 of IEC 61810-5 Safety approvals NT74 1C S 10 DC12V N G 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 260 5 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 1C2 1C 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. 93 Ningbo Huaguan Electronics Corporation LTD. 94