Tech Magazine

E-T-A HPR10 High Voltage Relay

Posted on the 06 June 2022 by Epreston
E-T-A HPR10 High Voltage Relay The Most Powerful High Voltage Relay up to 1000 V E-T-A HPR10 High Voltage Relay

The HVR10 is a hybrid and powerful high voltage relay in a compact design. It combines physical isolation of an electro-mechanical contact with the capabilities of ultramodern semi-conductor technology.

The hybrid, arc-free switching system allows repeated and reliable disconnection, even in the event of an overload, of up to 2 megawatts - 2,000 A/1,000 V. The HVR10 withstands high short circuit currents up to 5,000 A until the fast high voltagefuse trips. The fist-sized unit can switch and permanently carry 300 A up to 100,000 times, arc-free and wear-free. The innovative self-monitoring function immediately signals critical operating conditions to the controlgear.

Benefits:
* Multiple disconnections even in critical conditions up to 2,000 A at 1,000 V.
* Enhanced protection of the on-board electrical system through integral fault detection and indication
* Minimum wear through arc-free switching

Technical Data:
* Voltage ratings 900 V
* Max. voltage 1,000 V DC
* Continuous current 300 A
* Switching capacity Imax off 2,000 A
* Max. holding current 5,000 A for 25 ms
* Degree of protection IP54
* Ambient temperature -40 °C ... +85 °C

Standards:
* ISO 16750
* IATF 16949
* ECE R10
* ASIL upon request

Typical Applications
* Buses, trucks, construction machinery and special vehicles with electrical drivetrain
* Charging stations, power storage and main relays in the vehicle

Enquiry Form: http://www.epreston.co.uk/contact/

Home Page: http://www.epreston.co.uk/epblog/


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