KYN28-12 Metal-Clad Switchgear

KYN28定制海报.png KYN28海报1.png

Product Parameters

Parameter Name		Unit	Parameter
Rated Voltage		kV	12	24
Rated Power Frequency Withstand Voltage	General Value	kV	42	65
	Isolation Break		48	79
Lightning Impulse Withstand Voltage	General Value	kV	75	125
	Isolation Break		85	145
Rated Frequency		Hz	50/60
Rated Short-Time Withstand Current		kA	20～40	25～31.5
Rated Peak Withstand Current		kA	50～100	63～80
Duration of Rated Short-Time Withstand Current		S	4
Rated Current		A	630～4000	630～3150
Degree of Protection			IP4X
Internal Arc Fault Withstand Test			31.5kA、40kA
Mechanical Endurance of Circuit Breaker		cycles	30000	20000
Overall Dimensions: Width × Depth × Height		mm	650/800/1000×1450/1750/1800×2360