Miniature High Power Relay For High Temperature 105℃

Model:NT73-4T

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● 12A switching capability
● Ambient operating temperature can achieve 105℃
● Plastic sealed and flux proofed types available
● Product in accordance to IEC60335-1 available
● RoHS Compliant
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Product Description

Features

Small size, light weight and heavy switching power.

Ambient temperature can achieve 105 .

Low coil power consumption.

PC board mounting is available.

The parts with IEC 60335-1 compliance is available.

Suitable for automatic system, communication device , home appliance application, electromechanical equipment and so on

Ordering Information

1 Part number: NT73-4T

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

3 Enclosure: S: Wash tight NIL: Flux proof

4 Contact rating: 10:10A/250VAC, 12:12A/250VAC

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

6 Coil power: 0.36:0.36W

Contact Data

Contact Arrangement		1A(SPSTNO) 1C(SPDT(B-M))
Contact Material		AgSnO₂
Contact Rating(Resistive)		10A/250VAC,277VAC; 12A/250VAC,277VAC; 15A/125VAC
Max. Switching Power		3000VA
Max. Switching Voltage		277VAC	Max. Switching Current: 15A
Contact Resistance		≤100mΩ	Item4.12 of IEC61810-7
Operational Life	Electrical	1×10⁵ 10A/250VAC,277VAC 105℃ 6×10⁴ 12A/250VAC,277VAC 105℃ 2×10⁴ 15A/125VAC 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
Dash numbers	Rated	Max.	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
005-360	5	6.5	70	3.75	0.5	0.36	≤10	≤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

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℃~105℃
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	CQC
Load	10A/250VAC,277VAC 105℃ NO 12A/250VAC,277VAC 105℃ NO 15A/125VAC 105℃ NO	10A/250VAC 105℃ 12A/250VAC 105℃

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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Contact Info

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Address

NO.11, 125 Lane, Qi-Wen Road, Haishu District, Ningbo, Zhejiang, China, 315012
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Tel

+86-574-87483123
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E-mail

sales@forward-relays.com

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