27kv Auto Circuit Recloser
|FOB Price:||US $1 / Piece|
|Min. Order:||1 Piece|
|Min. Order||FOB Price|
|1 Piece||US $1/ Piece|
|Payment Terms:||L/C, T/T, Money Gram|
- Model NO.: ER
- Operation: Electric Type
- Arc-extinguishing Medium: Vacuum
- Structure: Conventional Circuit Breaker
- Type: Circuit Breaker
- Certification: VDE, ISO9001-2000, CE, UL, CB, CCC
- Specification: iec
- HS Code: 85352100
- Breaking Capacity: High Voltage Circuit Breakers
- Speed: High-Speed Circuit Breaker
- Installation: Fixed
- Poles Number: 3
- Function: Overcurrent Protection, Circuit-Breaker Failure P
- Trademark: Rockwill
- Origin: China
The ER 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 ER series automatic circuit reclosers integrates the functions of control, protection, measurement,communication,fault detection,on-line monitoring of closing or opening.
With optional classes for rated current range:
For 27kV, with 630A, 20kA Breaking capacity. 800A, 20kA capacity, and 1250A, 20kA.
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.
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.
|4||Power frequency 1min||Dry||kV||55||65||95|
|5||Lightning impulse withstand voltage(peak)||kV||95/110||125/165||170/200|
|6||Rated short circuit breaking current||kA||16||16||12.5|
|7||Rated short current switching current(peak)||kA||40||40||31.5|
|8||Rated peak value withstand current||kA||40||40||31.5|
|9||4S short time withstand current||kA||16||16||12.5|
|11||Rated operating circulate||O-0.5S-CO-2S-CO-2S-CO-20S-CO|
|10||Breaking current frequency under rated short circuit||time||200|
|13||Secondary loop 1 min power frequency withstand||kV||2|