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Medium-voltage switchgear 3.6 - 12 kV, 630 - 5 000 A | KYN28A-12(Z)

KYN28A-12(Z) Metalclad Withdrawable Switchgear Panel
E-mail:     Mark2002719@gmail.com Skype :      Mark2002719


KYN28A-12(Z) Metalclad Withdrawable Switchgear Panel

Application: in 3.6~12kV power system for control, protection and monitoring. VCBs produced by CHINT or other manufacturers could be installed in the switchgear panel.
Standards: IEC 62271-200

Parameters:
Rated voltage: 3.6-12kV.
Rated current: 630-5000A.
Rated short-circuit breaking current: 16-50kA.

Features:
 Compact design.
 Easy operation and installation.
 Reliable interlock.
 Less Maintenance.

Technical Data:
 Item：
 Rated voltage (kA): 40.5
 Rated current:
- Rated current of main bus bar (A): 1250 to 2000
- Rated current of matched VCB (A): 1250 to 2000
- 1min power frequency withstands voltage (kV): 95
- Rated thundering withstands voltage (kV): 185
- Power frequency withstands voltage of auxiliary circuit and control circuit (V/1min): 2000
 Rated frequency (Hz): 50
 Rated short circuit breaking current (kA): 20 to 31.5
 Rated short-time withstands current (kA): 20 to 31.5
 Rated short-circuit continuous time (S): 4
 Rated withstands current (peak) [kA]: 50 to 80
 Rated short-circuit making current (kA): 50 to 80
 Rated voltage of control circuit (V):
- DC: 110, 220
- AC: 110, 220
 Protection grade:
- Switchgear enclosure: IP3X
- Inter-chambers (door opened): IP2X

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