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KYN28A-12

KYN28A-12 Metal-clad withdrawable switchgear is suitable for 3Phase AC 50Hz/60Hz, 3.6~12kV single busway and single busway section power system. Apply to distribute power and implement system control, protection, supervision monitoring.

Item Unit Value
Rated Voltage kV 3.6, 7.2, 12
Rated Power Frequency withstand Voltage (1 min) kV 18, 23, 42
Lightning Impulse withstand Voltage kV 40, 60, 75
Rated Frequency Hz 50
Main Busbar Rated Current A 630, 1250, 1600, 2000, 2500, 3150, 4000
Branch Busbar Rated Current A 630, 1250, 1600, 2000, 2500, 3150, 4000
Rated Short Duration withstand Current (4s) kA 16, 20, 25,31.5, 40 ,50
Rated peak withstand Current kA 40, 50, 63, 80, 10
Enclosure Protection Level   IP 4X
Height mm 2300
Width Rated Currenct 1600A mm 800 (650)*
Rated Current ≧ 2000A 1000
Depth Front of Cabinet (for maintenance) mm 1350
Two side of Cabinet (for maintenance) 1500/1600
Weight kg 800~1200