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60A Miniature High Power Relay With Big Gap
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60A Miniature High Power Relay With Big Gap

Ningbo Huaguan is a well-know 50A Miniature High Power Relay With Big Gap manufacturer, our power relays with NHG brand are popular all over the world due to the high quality ensured and available with in stock. The power relays offered can suit the need of automobile, machine, electronic equipment, air conditioner, household appliances, etc.

◉ Contact gap ≥ 1.8mm
◉ 60A switching capability
◉ Product in accordance to IEC60335-1 available
◉ Strong anti-shock, anti-vibration and high reliability
◉ RoHS Compliant


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Product Description

As the professional manufacturer, we would like to provide you 50A Miniature High Power Relay With Big Gap. And we will offer you the best after-sale service and timely delivery. Sincerely look forward to cooperating with you in the near future.

50A/60A switching capability.
Contact gap 1.8mm.
Ideal for charger.
Applicable to inverter used for photovoltaic power generation systems. 

Product in accordance to IEC 60335-1 available

Ordering Information

1 Part number:NT90W
2 Load:50:50A; 60:60A
3 Contact arrangement:A:1A; B:1B; C:1C
4 Enclosure:S: Wash tight; E: Flux proof
5 Coil rated voltage(V):DC:5,6,9,12,15,18,24,48
6 Contact material:S: AgSnO₂
7 Contact gap:S:1.8mm; Nil: Standard gap
8 Coil power:Nill:2.25W; L:1.2W 
9 W:335 compliant; Nil:Standard

1 ) Wash tight plastic case with knock off nib. 

Contact Data

2 Remove vent nib after soldering and cleaning. 

Coil Parameter

After the energization time of 100 ms with rated voltage, the coil voltage can be reduced to 40% 50% of the rated voltage.


Insulation Resistance

1000MΩ min (at 500VDC)

Item 4.11 of IEC 61810-7

Dielectric Strength

Between Contacts

Between Contact and Coil

50Hz 1500V 2500V(SGap)

50Hz 2500V 4000V*

Item 4.9 oflEC 61810-7

Item 4.9 of IEC 61810-7

Shock Resistance

Functional: 98m/s²

Item 4.26 of IEC 61810-7

Destructive: 980m/s²

Item 4.26 of IEC 61810-7

Vibration Resistance

10Hz-55Hz Double amplitude 1.5mm

Item 4.28 of IEC 61810-7

Terminals Strength


Item 4.24 of IEC 61810-7

Surge Voltage (Between Coil & Contacts)


Item 4.10 of IEC 61810-7

Ambient Temperature



Relative Humidity

5% to 85%

Item 4.16 of IEC 61810-7



Item 4.7 of IEC 61810-7

Please contact the sales representative if 4000V is required. *

Safety Approvals


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