NT75-1 & NT75-2 E9930952E01 R2033977.02 on Pending Patent No. 98324524X 98324532.1 28.5×12.5×15 (29×12.7×15.7) Features Small size, light weight. Low coil consumption. Switching capacity up to 16A. PC board mounting. Suitable for household electrical appliance, automation system, telecommunication facilities and remote control facilities. electrical equipment, instrument, meter Ordering Information NT75-1 C S 12 1 2 3 DC12V 0.72 3.5 4 5 6 7 4 Contact rating：1A,1C:12A/250VAC 30VDC； 1A,1C(0.72W):16A/250VAC 30VDC； 2A,2C(0.41W):8A/250VAC 30VDC 5 Coil rated Voltage(V)：DC:5,6,9,12,24,48 6 Coil power consumption：0.25:0.25W；0.41:0.41W；0.72:0.72W 7 Pole-distance：3.5:3.5mm；5.0:5.0mm 1 Part number：NT75-1、NT75-2 2 Contact arrangement：NT75-1：A:1A；C:1C NT75-2：2A:2A；2C:2C 3 Enclosure：S: Sealed type；Z: Dust cover Contact Data Contact Arrangement Contact Material Contact Rating (resistive) 1ASPSTNO 1CSPDT(B-M)2ADPSTNO 2CDPDT(B-M) AgCdO AgSnO2In2O3 Max. Switching Power 480W Max. Switching Voltage Contact Resistance or Voltage drop Operation Electrical life Mechanical 60VDC 380VAC አ50m 105 107 1A,1C;12A/250VAC,30VDC; 2A,2C:8A/250VAC,30VDC 4000VA 1A,1C(0.72W):16A/250VAC, 30VDC 2C:2150W 21250VA Max. Switching Current:16A Item 3.12 of IEC255-7 Item 3.30 of IEC255-7 tem 3.31 of IEC255-7 Coil Parameter Coil voltage VDC Dash numbers Rated 005-250 006-250 009-250 012-250 024-250 048-250 060-250 005-410 006-410 009-410 012-410 024-410 048-410 060-410 110-410 005-720 006-720 009-720 012-720 024-720 048-720 5 6 9 12 24 48 60 5 6 9 12 24 48 60 110 5 6 9 12 24 48 Max. 6.5 7.8 11.7 15.6 31.2 62.4 78 6.5 7.8 11.7 15.6 31.2 62.4 78 143 6.5 7.8 11.7 15.6 31.2 62.4 Coil resistance ±10% 100 144 324 576 2304 9216 12857 61 88 198 351 1405 5620 7500/15% 25200/15% 34.7 50 112.5 200 800 3200 Pickup voltage VDC(max) (70%of rated voltage ) release voltage VDC(min) (10% of rated voltage) 3.5 4.2 6.3 8.4 16.8 33.6 42 3.5 4.2 6.3 8.4 16.8 33.6 42 77 3.5 4.2 6.3 8.4 16.8 33.6 0.5 0.6 0.9 1.2 2.4 4.8 6.0 0.5 0.6 0.9 1.2 2.4 4.8 6.0 11.0 0.5 0.6 0.9 1.2 2.4 4.8 Coil power consumption W Operate Time ms Release Time Ms 0.25 10 5 0.41 10 5 0.72 10 5 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. 85 www.dblectro.com NT75-1 & NT75-2 Operation condition Insulation Resistance Dielectric Strength Between contacts Between contact and coil 500M min (at 500VDC) Item 7 of IEC255-5 50Hz 1000V 50Hz 4000V Item 6 Item 6 Shock resistance Vibration resistance Terminals strength Solderability Ambient Temperature Relative Humidity Mass 100m/s2 11ms 10~55Hz double amplitude 10N 2352 30.5s -40~70 85% (at 40) 11g 12g(NT75-2) 1.5mm of IEC255-5 of IEC255-5 IEC68-2-27 Test Ea IEC68-2-6 Test Fc IEC68-2-21 Test Ua1 IEC68-2-20 Test Ta method 1 IEC68-2-3Test Ca Qualification inspection: Perform the qualification test as specified in the table of IEC255-19-1 and minimum sample size 24. Safety approvals Safety approval Load TüV 16A/250VAC 30VDC Dimensions (Unit: mm) L:3.5mm or 5.0mm Mounting (Bottom views) Dimensions mm >àçÇá 0.4 0.5 1.0 1.3 1.5 3.5 5.0 7.5 12.5 15 20 28.5 0.016 0.020 0.039 0.051 0.059 0.138 0.197 0.295 0.492 0.591 0.787 1.122 Wiring diagram (Bottom views) NOTES 1).Dimensions are in millimeter. 2).Inch equivalents are given for general information only. Reference Data www.dblectro.com