Part numbers						EVC1-400A/7.2KV-S
Name					Unit	Value
Main circuit	Rated working voltage (Ue)				kV	7.2
	Rated working current (Ie)				A	400
	Rated frequency (fr)				Hz	50~60
	Rated making capacity				A	10Ie (AC-4)
	Rated breaking capacity				A	8Ie (AC-4)
	Rated short time withstand current				A	10Ie
	Rated peak withstand current				A	25Ie
	Rated short circuit duration				s	4
	Power frequency withstand voltage		Wiring terminal to earth		kV	32
			Vacuum breaks		kV	32
	Lightening impulse withstand voltage				kV	60
Control circuit		Rated voltage (Us)			V	DC. 110/220
		Rated power (Ps) electric holding			VA	≤1000/100 (absorbing/holding)
Auxiliary circuit				Form		3a 3b
				Rated value		AC 380V/5A,
						DC 380V/1A
Control circuit, auxiliary circuit to earth power frequency withstand voltage					kV	2
Rated operating frequency				Long-term	time/h	300
				Short-term	time/h	600
Mechanical endurance					10000 times	30
Electrical endurance					10000 times	10
Mechanical characteristics		Closing time			ms	≤200
		Original opening time			ms	≤160
		Closing tripping			ms	≤10
Remark: rated control voltage can be made according to customer’s requirements.

Machanical Latching Vacuum Contactor 7.2KV 400A

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