Hongfa solutions for electric vehicles
Electric Vehicles25 mars 2024
Discover Hongfa's extensive experience in the research and development of new energy relays for the electric vehicle industry, as well as supporting charging equipment.
As a leading supplier in the field of power relays, Hongfa works closely with many well-known companies in the world. The two main products of new energy relays with a variety of product specifications are specially designed and developed to meet the different needs of different industries.
Mode 3 (AC)
Overcurrent / Short Circuit Protection
- MCB/RCBO
- Limits energy as low as 75kA²s
- Surge Current Requirement very low
- High temp threshold
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Automatic reclosing of supply possibilities
- Car needs to be disconnected before switching back on (Wallbox to verify over PP)
- Reclosing Device needs to measure fault free state (ARD acc. e.g.: IEC/EN 63024)
- Some countries prohibit automatic reclosing
- High temp threshold
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Switching Devices
- Contactor with specs according to IEC/EN 61851-1 and IEC/EN 62955
- Relay with specs according to IEC/EN 61851-1 and IEC/EN 62955
- Switching of in a timely manner
- Safely switching of (requirements for endurance and fault conditions)
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RDC-DD
- Product standard IEC/EN 62955
- Detecting DC fault currents (limit of 6mA DC)
- Switching of in a timely manner
- Safely switching of (requirements for endurance and fault conditions)
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Signal Control and I/O
- Signal control to internal control boards
- I/O control
- Directly operated by µC
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EMEA
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Electric vehicles (EV)
