Schneider South Korea Sanhe EGR-20RY7MQ Grounding Relay

Schneider South Korea Sanhe EGR-20RY7MQ Grounding Relay â–  MCU-based intensive design â–  Grounding protection with zero-sequence current transformer Schneider South Korea Sanhe EGR-20RY7MQ grounding relay

China Hardware Business Network

Sanhe EOCR Co., Ltd. is Korea's largest manufacturer of motor protectors. The company was founded in 1981 by Dr. Jin Renxi (CEO of Schneider Electric Group Korea).

In 2001, in order to develop the company into a global, strategic enterprise, he joined the Schneider Electric Group of France.

EOCR's main products are electronic motor protection relays, electronic overcurrent relays, electronic undercurrent relays, electronic undervoltage relays, other protection and monitoring devices, and current transformers.




â–  MCU-based intensive design

â–  Ground protection with zero sequence current transformer

â–  LED indication for tripping and running

â–  Manual / electric complex

Schneider Korea Sanhe EGR Protection Project



Protection project Action (trip) time
Ground O-TIME

Schneider South Korea Sanhe EGR technical parameters



Ground current setting specification range
05 50~500mA
10 100~1000mA
20 200~2500mA
Relay output form 1-SPDT(1C)
status Normal state is not motivated
Trip time setting 0.2~2.0 seconds
Reset 0.2~2.0sec
power supply 110/220VAC, 50/60HZ
Installation method 35mm rail mounting

Schneider Korea Sanhe EGR Typical Reference Diagram / Wiring Diagram / Installation Dimensions

China Hardware Business Network

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