WE-CHZ-27/630

High Voltage AC Automatic Recloser

Key Features

•Remote signaling function: Accurately collect switch status information;

•Telemetry function: collect switch AC analog data information;

•Remote control function: support the remote control function of the remote master station;

•Overcurrent protection: with a definite time limit and inverse time limit overcurrent protection function;

•Grounding protection: It has the function of researching and judging small current grounding protection of different neutral point grounding systems;

•Reclosing function: parameters such as reclosing times and interval times can be set according to the user's needs to realize the reclosing function.

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Item	Unit	Data
Rated voltage	kV	27
Rated current	A	630
Rated frequency	Hz	50/60
Rated short-circuit breaking current	kA	12.5
Rated short-circuit making current (peak value)	kA	32.5
Rated short-time withstand current	kA	12.5
Rated power frequency withstand voltage (phase-to-phase/to-ground)	kV	60
Rated lightning impulse withstand voltage (phase-to-phase/to-ground)	kV	125
Nominal operating sequence		O-0. 5 s-CO- 2s- CO- 5 s-CO -Latch
Rated short circuit duration	Second-rate	3
Mechanical life	- 40 ℃ to + 70 ℃	10000 _
Degree of protection		IP65