Type: Metal-Clad Withdrawable AC Switchgear
Model: KYN28-24
Params: Rated Voltage：24 kV
Rated Frequency：50/60 Hz
Rated Insulation Level：1 min Power Frequency Withstand Voltage: 65 kV / 79 kV；Lightning Impulse Withstand Voltage: 125 kV / 145 kV；Auxiliary Control Circuit Power Frequency Withstand Voltage: 2000 V
Rated Current：630, 1250, 1600, 2000, 2500, 3150 A
Rated Short-circuit Breaking Current：20, 25, 25, 31.5 kA
Rated Short-circuit Making Current：50, 63, 63, 80 kA
Rated Short-time Withstand Current：20, 25, 25, 31.8 kA
Rated Peak Withstand Current：50, 63, 63, 80 kA
Auxiliary Control Circuit Rated Voltage：DC or AC 110/220 V
Protection Degree：IP4X
Material: The main materials of KYN28-24 indoor AC metal-clad withdrawable switchgear are as follows:
The cabinet body and partition plates adopt galvalume steel sheet; conductive busbars and contacts are made of T2 pure copper with silver plating; insulating parts consist of epoxy resin and SMC composite materials; stainless steel plates are used for handcart components, matched with rubber sealing strips and stainless steel fasteners
Applicable Industry: The KYN28-24 Metal-Clad Withdrawable AC Switchgear is designed for indoor three-phase AC power systems operating at 50/60Hz with a rated voltage of 24kV. It is widely used in power plants, substations, industrial and mining enterprises, and high-rise buildings for the reception, distribution, control, protection, and monitoring of electrical energy.
