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Kyn28-24 Indoor Hv Centrally Installed Switchgear

Basic Info

Model No.:  KYN28-24

Product Description

Model NO.: KYN28-24 Shell Material: Steel Plate Function: Controlling, Protection&Monitoring Form: All- packaged Type Application Range: Power Plants Trademark: YF Certification: ISO9001:2000, IEC & GB Structure: Cabinet, Protection Type: Power Operation Voltage: High Voltage Shell Protection Grade: IP4X Origin: Jiangyin Yunfeng, China Product OverviewKYN28A-24 indoor metal-clad extraction type switchgear("centrally installed switchgear") is 3.6-40.5kV three-phase AC 50 Hz whole set of power distribution device with single bus and single bus sectioning system. It is mainly applied for the power transmission of power plants, small and medium generators, power distribution of mining and intrustrial enterprises and power receiving, transmission of sencondary substation of electric utility system and start of large HV motor,ect., and it is used for control ,protection and monitoring.The equipment meets requirements standards IEC 298 and GB 3906, ect. It has interlocking functions of preventing pull and push of Circuit Breaker handcart with load, preventing false opening and closing Circuit breaker, preventing making of circuit breaker when the earthing switch is at the closing position,preventing entry into live cubicle and preventing mis-closing the earthing switch when the earthing is under live conditions. It can be equipped with not only VYF1(VS1)-24 Vacuum circuit breaker, but also VD4 Vacuum Circuit Breaker manufactured by ABB. It is a device with superior performance.

Model Specification
Kyn28-24 Indoor Hv Centrally Installed Switchgear

Application:
It is mainly applied for the power transmission of power plants, small and medium generators, power distribution of mining and industrial enterprises and power receiving, transimission of sencondary substation of electric utility system and start of large HV motor, etc. and it is used for control,pretection and monitoring.


Functions:
1. preventing pull and push of circuit breaker handcart with load;
2. preventing false opening and closing circuit breaker; 
3. preventing making of circuit breaker when the earthing switch is at the closing position;
4. preventing entry into live cubicle;
5. preventing mis-closing the earthing switch when the earthing is under live conditions

Main Technical Parameters
Serial No. Item Unit Parameters
1 Rated voltage kV 24
2 1 min power-frequency withstand voltage kV 65(phase-to-phase,to earth)/79(isolating fracture)
3 Lightning impluse withstand voltage(peak) kV 125(phase-to-phase,to earth)/145(isolating fracture)
4 Rated frequency Hz 50
5 Rated current A 1250
6 Rated short-circuit breaking current kA 25
7 Rated peak withstand current kA 63
8 4s thermal stability current(effective value) kA 25
9 Rated dynamic stability current(peak) kA 63
10 Rated operation sequence    Opening-0.3min-closing,opening-3min-closing,opening
11 Protection level   IP4X(enclosure); IP2X(opening of the circuit breaker door)


Kyn28-24 Indoor Hv Centrally Installed Switchgear





 

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Product Categories : HV Whole Set Switchgear

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