Zhengzhou Giant  Electric Equipment Co.,Ltd  strives to bring our customers the latest technology and competitive pricing and best service for distribution automatic.

The GT series automatic circuit reclosers can use on overhead distribution lines as well as distribution substation applications for all voltage classes 11kV up to 38kV at 50/60HZ power system.and its rated current can reach 1250A.

The GT series automatic circuit reclosers integrates the functions of control, protection, measurement,communication,fault detection,on-line monitoring of closing or opening.

Offering

With optional classes for rated current range:
For 15kV, with 630A, 20kA Breaking capacity. 800A, 20kA capacity, and 1250A, 20kA.
For 27kV, with 630A, 20kA Breaking capacity. 800A, 16kA capacity, and 1250A, 25kA.
For 38kV, with 800A, 12.5kA,. and 1250A, .20kA only.
With optional classes for installation styles:
Single phase, vacuum recloser.
Three phase, vacuum recloser.
With optional relay protection curves for user choice:
Instantaneous over-current protection.
Timing over-current protection.
Negative sequence over-current protection.
Over-voltage protection.
Under voltage protection.
With optional choice by locally or remotely.
With optional communication protocols & I/O port for user choice:
RS-232 and RS-485 ports supporting.
IEC 60870-5-101 communication protocol support.
The recloser can communicate through GPRS(Or GSM) modem with English or Chinese languege (*).
With optional measurement functions for user:
Rated currents, System phase current.
Rated voltages, System phase voltage& secondary low voltage power supply voltage.
Frenquency, power(kWh), reactive power(kVarh),power factor .
With optional reclosing interval for user pre-program:
Reclosing times setting support.
Dead time setting support.
With events recording function:
SOE 64-124 operations record.
Fault record and normal operation record.
Note: (*) mean should customized by manufacturer if needed.