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Subminiature Intermediate Power Relay

Subminiature Intermediate Power Relay

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● 12A switching capability
● Plastic sealed and flux proofed types available
● RoHS Compliant

Model:NT72

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Product Description

As the professional manufacture, we would like to provide you high quality Subminiature Intermediate Power Relay. And we will offer you the best after-sale service and timely delivery. Our products have a good quality&price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.

Features

Small size, light weight.

Reliable quality.

PC board mounting.

Suitable for household electrical appliances, automation system, electronic equipment, instrument, meter, telecommunication facilities and remote control facilities.


Ordering Information

1 Part number: NT72, NT72-2

2 Contact arrangement: A:1A B:1B C:1C

3 Enclosure: S:Wash tight NIL:Flux proof

4 Contact current: 3A,5A,6A,10A,12A

5 Coil rated voltage(V): DC:3,5,6,9,12,18,24,48

6 Coil power: 0.36:0.36W 0.45:0.45W 0.51:0.51W


Contact Data

Contact Arrangement 1A(SPSTNO) 1B(SPSTNC) 1C(SPDT(B-M))
Contact Material AgSnO2 AgCdO
Contact Rating(Resistive)

5A,10A,12A/125VAC,28VDC; 6A/300VAC,28VDC
3A,5A,10A/240VAC,250VAC

Motor Load : 1/3HP 120VAC 1/3HP 240VAC
Max. Switching Power 336W 2500VA
Max. Switching Voltage 30VDC   300VAC Max. Switching Current:15A
Contact Resistance ≤50mΩ 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 ≤7 ≤4
005-360 5 6.5 69 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
018-360 18 23.4 900 13.5 1.8
024-360 24 31.2 1600 18.0 2.4
003-450 3 3.9 20 2.25 0.3 0.45 ≤7 ≤4
005-450 5 6.5 56 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
018-450 18 23.4 720 13.5 1.8
024-450 24 31.2 1280 18.0 2.4
048-510 48 62.4 4518 36.0 4.8 0.51

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 500MΩ min (at 500VDC) Item 4.11 of IEC 61810-7
Dielectric Strength

Between Contacts 50Hz 1500V Item 4.9   of IEC 61810-7
Between Contact and Coil 50Hz 2500V 4000V(NT72-2) 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 10N Item 4.24 of IEC 61810-7
Ambient Temperature -40℃~85℃
Relative Humidity 5% to 85% Item 4.16 of IEC 61810-7
Mass 11g Item 4.7 of IEC 61810-7


Safety Approvals

Safety approval UL&CUR TüV CQC
Load 12A/125VAC, 28VDC
10A/240VAC ; 6A/300VAC
1/3HP 120VAC 240VAC
10A/250VAC 28VDC 5A/250VAC


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


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