5 PINS A Cubic Power Relay
● 10A/250VAC switching capability● Low coil power consumption
● 1 Form A and 1 Form C contact arrangement
● Plastic sealed and flux proofed types available
● Product in accordance to IEC60335-1 available
● RoHS Compliant
Model:NT73-2
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Product Description
Features
Small size, light weight, heavy reverse power.
Low coil power consumption.
PC board mounting.
Suitable for automation control, telecommunication equipment, household electrical appliances and machinery electrical facilities.
Ordering Information
1 Part number: NT73-2
2 Contact arrangement A:1A B:1B C:1C
3 Enclosure: S:Wash tight NIL:Flux proof
4 Contact rating 5A,6A,10A,12A/125VAC,28VDC;20A/125VAC,16VDC;
6A/250VAC,277VAC;10A,12A/250VAC; 15A/125VAC
6A/250VAC,10A/250VAC(VDE )
5 Coil rated voltage(V): DC:3,5,6,9,12,24,48
6 Coil power: 0.36:0.36W 0.45:0.45W 0.8:0.8W
Contact Data
| Contact Arrangement | 1A(SPSTNO) 1B(SPSTNC) 1C(SPDT(B-M)) | ||
| Contact Material | AgSnO2 AgCdO | ||
| Contact Rating(Resistive) |
5A,6A,10A,12A/125VAC,28VDC;20A/125VAC,16VDC; |
||
| Motor Load: 1/3HP 125VAC ; 1/3HP 277VAC | |||
| Max. Switching Power | 336W 2500VA | ||
| Max. Switching Voltage | 30VDC 277VAC | Max. Switching Current:15A | |
| Contact Resistance | ≤100mΩ | Item4.12 of IEC61810-7 | |
| Operational Life | Electrical | 1×105 | Item 4.30 of IEC 61810 -7 |
| Mechanical | 1×107 | Item 4.31 of IEC 61810-7 | |
CAUTION:
1) For the intermediate current, it only applies to the room temperature.
Coil Parameter
| Dash numbers | Coil voltage VDC |
Coil resistance Ω±10% |
Pick-up voltage VDC(max) (75%of rated voltage ) | Drop-out voltage VDC(min) (10% of rated voltage) | Coil power W | Operate time ms | Release time ms | |
| Rated | Max. | |||||||
| 003-360 | 3 | 3.9 | 25 | 2.25 | 0.3 | 0.36 | ≤10 | ≤5 |
| 005-360 | 5 | 6.5 | 70 | 3.75 | 0.5 | |||
|
006-360 |
6 |
7.8 |
100 |
4.50 |
0.6 | |||
| 009-360 | 9 | 11.7 | 225 | 6.75 | 0.9 | |||
| 012-360 | 12 | 15.6 | 400 | 9.00 | 1.2 | |||
| 024-360 | 24 | 31.2 | 1600 | 18.0 | 2.4 | |||
| 048-360 | 48 | 62.4 | 6400 | 36.0 | 4.8 | |||
| 003-450 | 3 | 3.9 | 20 | 2.25 | 0.3 | 0.45 | ≤10 | ≤5 |
| 005-450 | 5 | 6.5 | 55.6 | 3.75 | 0.5 | |||
|
006-450 |
6 |
7.8 |
80 |
4.50 |
0.6 | |||
| 009-450 | 9 | 11.7 | 180 | 6.75 | 0.9 | |||
| 012-450 | 12 | 15.6 | 320 | 9.00 | 1.2 | |||
| 024-450 | 24 | 31.2 | 1280 | 18.0 | 2.4 | |||
| 048-450 | 48 | 62.4 | 5120 | 36.0 | 4.8 | |||
| 003-800 | 3 | 3.9 | 11 | 2.25 | 0.3 | 0.80 | ≤10 | ≤5 |
| 005-800 | 5 | 6.5 | 31 | 3.75 | 0.5 | |||
|
006-800 |
6 |
7.8 |
45 |
4.50 |
0.6 | |||
| 009-800 | 9 | 11.7 | 101 | 6.75 | 0.9 | |||
| 012-800 | 12 | 15.6 | 180 | 9.00 | 1.2 | |||
| 024-800 | 24 | 31.2 | 720 | 18.0 | 2.4 | |||
| 048-800 | 48 | 62.4 | 2880 | 36.0 | 4.8 | |||
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.
Characteristics
| Insulation Resistance | 250MΩ min (at 500VDC) | Item 4.11 of IEC 61810-7 |
| Dielectric Strength |
|
|
| Between Contacts | 50Hz 750V | Item 4.9 of IEC 61810-7 |
| Between Contact and Coil | 50Hz 1500V | Item 4.9 of IEC 61810-7 |
| Shock Resistance | 98m/s² 11ms | Item 4.26 of IEC 61810-7 |
| Vibration Resistance | 10Hz~55Hz Double amplitude 1.5mm | Item 4.28 of IEC 61810-7 |
| Terminals Strength | 5N | Item 4.24 of IEC 61810-7 |
| Ambient Temperature | -55℃~85℃ | |
| Relative Humidity | 5% to 85% | Item 4.16 of IEC 61810-7 |
| Mass | 9.5g | Item 4.7 of IEC 61810-7 |
Safety Approvals
| Safety approval | UL&CUR | TüV | CQC | VDE |
| Load |
20A/125VAC,16VDC 6A/277VAC 5A,10A,12A,15A/125VAC,28VDC 5A,10A/250VAC 1/3HP 125VAC/277VAC |
6A/250VAC 28VDC | 5A/250VAC |
12A/250VAC 85℃ NO 10A/250VAC 85℃ NO 6A/250VAC 105℃ NO 6A/250VAC 85℃ NO |
Dimensions(mm)
CAUTION
In case of no tolerance shown in outline dimension: outline dimension ≤1mm tolerance should be ±0.2mm outline dimension >1mm and ≤5mm, tolerance should be ±0.3mm; outline dimension >5mm, tolerance should be ±0.4mm.
Reference Data
