Industrial Relay
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FH51/FH51TP 30A 40A 50A Industrial Relay UL TUV CQC Compliant

FH51/FH51TP 30A 40A 50A Industrial Relay UL TUV CQC Compliant

Features:
30A switching capability
Breakdown voltage (between contacts and coil): 4 kV, Creep age distance mm
Installation methods:PCB and Quick-connect terminal
UL insulation system: Class F
Environment-friendly product(RoHS compliant)

  • Parameters
  • Application
  • Describe
Parameters

Specifications

Item

 

 

Contact Data

 

Contact arrangement

2A、2C

Contact resistance

≤50mΩ(24VDC 1A)

Contact material

AgSnO2

Rated value

Rated load(Resistance load)

NO:30A 250/277VAC

NO:40A 250/277VAC

NO:50A 250/277VAC

NC:3A 250/277VAC

Max.switching voltage

277VAC

Max.switching current

50A

Max.switching capacity

13850VA

Min.allowing load

5VDC 100mA

 

 

Electrical performance

 

 

Insulation resistance(initial)

1000MΩ(500VDC)

Dielectric strength (initial)

Between open contacts

1500VAC, 1 min

Between contact groups

2000VAC, 1 min

Between coil&contacts

4000VAC, 1 min

Set time

≤25ms

Reset time

≤25ms

Mechanical performance

Shock resistance

Functional

98m/s2(10g)

Destructive

980m/s2(100g)

Vibration resistance

10Hz~55Hz 1.65mm DA

Endurance

Mechanical

5× 106ops

Electrical(85℃)

NO:30A

NO:40A

NO:50A

NC:3A

277VAC

277VAC

277VAC

277VAC

5× 104ops(ON/OFF= 1s/9s) 

6× 103ops(ON/OFF= 1s/9s)

6× 103ops(ON/OFF= 1s/9s) 

5× 104ops(ON/OFF= 1s/9s)

Operate condition

Ambient temperature

-40℃~65℃

Humidity

5% to 85%

Termination

PCB,Quick-connect terminal

Unit weight

Approx.86g

Construction

Flux proofed 、Plastic sealed

About Us
Zhejiang Fanhar Electronics Co., Ltd.

Zhejiang Fanhar Electronics Co., Ltd. is a national high-tech enterprise specializing in R&D, manufacturing, and sales of relays. Our products are widely applied in smart home systems, photovoltaic new energy, charging piles, smart meters, industrial control, and other fields.
Currently, we have a professional team of nearly 500 employees and operate 30 fully automated production lines, with 40% of our products exported to over 20 countries worldwide. To better serve our customers and meet market demands, we continuously improve our products and manufacturing technologies, investing 6%-8% of annual sales revenue in R&D and innovation.
With a strong emphasis on technological innovation, we have been recognized as a National High-Tech Enterprise and Provincial R&D Center, holding more than 40 national patents. Our products have obtained international certifications, including ISO9001、ISO14001 and ISO45001, as well as authoritative UL、TUV and CQC certifications, fully complying with EU ROHS/REACH directives. 
Maintaining a 98% delivery satisfaction rate, our products serve global industry leaders such as Huawei, Bull, and Eaton in smart home, industrial control, new energy, and power meter applications. Looking ahead, Fanhar Electronics will continue expanding production capacity and deepening our presence in the new energy market, striving to become a provider in the relay industry.

Certificate Of Honor
  • ZL 2018 2 0494989.X A connection structure between a push card and a moving spring in a relay
  • ZL 2018 2 1136911.7 Low heat generation and long life electromagnetic relay armature structure
  • ZL 2018 2 1246154.9 Electromagnetic relay armature rotation structure
  • ZL 2018 2 1264750.X Electromagnetic relay  terminal structure
  • ZL 2019 2 0010814.1 A snap-on magnetic latching relay electromagnetic system
  • ZL 2020 2 0218533.8 Forked reed double contact magnetic latching relay structure
  • ZL 2020 2 0222377.2 Small size magnetic latching relay for smart home
  • ZL 2021 2 1301933.6 Driving structure of high current carrying relay
  • ZL 2021 2 1303900.5 Connection structure between push card and base of normally open relay
  • ZL 2021 2 1340326.0 Compression spring detachable connection structure for relay
  • ZL 2021 2 1692871.6 A drop-resistant magnetic latching relay
  • ZL 2022 2 2394096.7 A relay yoke positioning mechanism
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