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FH74L 80A Latching Relay

FH74L 80A Latching Relay

Features
● 80A switching capability
● Single coil and double coils are available
● External accessories such as manganese copper shunts and transformers can be ordered according to customer requirements
● Breakdown voltage (between contact and coil):4KV
● Meet standard of IEC62052-31:2005 UC2
● Optional auxiliary contact available, with synchronous/
asynchronous state selectable relative to load-side contact
● Environment-friendly product(RoHS compliant)
● Outline Dimensions: (97.5*36*18.8)mm
● Can be integrated design, convenient automatic installation
and PR production
● Power frequency interference resistance, and good consistency
● Main application: smart meter

  • Parameters
  • Application
  • Describe
Parameters

Specifications

Item

 Contact Data

Contact arrangement

3A 、3B

Contact resistance(initial)

≤1.0mΩ(6VDC 1A)

Contact material

AgSnO2

Rated value

Rated load(Resistance load)

80A   250VAC

Max. switching voltage

276VAC

Max. switching current

100A

Max. switching capacity

27600VA

Electrical

performance

Insulation resistance(initial)

1000MΩ(500VDC)

Dielectric strength (Initial)

Between open contacts

2000VAC    1min

Between coil&contacts

4000VAC    1min

Closing time

≤30ms

Opening time

≤30ms

Mechanical performance

Shock

resistance

Functional

98m/s2(10g)

Destructive

980m/s2(100g)

Vibration resistance

10Hz~55Hz 1.5mm DA

Endurance

Mechanical

3×105ops

Electrical

ON/OFF=1S/9S

80A   250VAC                                        1×104ops(COSφ=1)

Electrical UC2(1)

ON/OFF=10S/20S

80A   230VAC

5000ops(COSφ=1)

Total 10000ops

5000ops 次(COSφ=0.5)

Operate condition

Ambient temperature

-40℃~85℃

Humidity

5%~85%RH

Termination

Plug-in needle type+Screw type(XB)

Unit weight

Approx. 270g (Without attachment)

Construction

Flux proofed

About Us
Zhejiang Fanhar Electronics Co., Ltd.

Zhejiang Fanhar Electronics Co., Ltd. is a Chinese custom manufacturer of electromechanical components and circuit measurement tools. As a national high-tech enterprise, we specialize in the R&D, manufacturing, and sales of relays. Our products are widely used in smart home systems, new energy (photovoltaic) applications, charging stations, smart meters, industrial controls, and other fields.
Currently, we have a professional workforce of nearly 600 employees and operate 35 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 processes, investing 6%–8% of our 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 a Provincial-level R&D Center, holding more than 50 national patents. Our products have obtained international certifications, including ISO 9001, ISO 14001, and ISO 45001, as well as authoritative UL, TUV, and CQC certifications, and are fully compliant with EU RoHS and 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 metering applications. Looking ahead, Fanhar Electronics will continue to expand production capacity and strengthen our presence in the new energy market, striving to become a leading provider of comprehensive relay solutions.

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
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