Name: Indoor Vacuum Contactor Unit ZN7312 Series High Voltage 12kv 24kv
Brand: ERFA
Price: 1 USD

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Indoor Vacuum Contactor Unit ZN73-12 Series High Voltage 12kv 24kv

Categories	Vacuum Contactor Unit
Place of Origin:	China
Brand Name:	ERFA
Model Number:	ZN73
Certification:	ISO9000, XIHARI
MOQ:	1 unit
Price:	Negotiated
Payment Terms:	T/T, Western Union
Delivery Time:	10days after payment
Packaging Details:	each piece in a wooden box with pallet
Rated Voltage:	12kv 17.5kv 24kv
Arc-extinguishing Medium:	Vacuum
Installation:	Withdrawable & Fixed
Mechanical life:	M2
Rated frequency:	50Hz
Poles Number:	3

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Company Info.

ERFA Industries Group

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Item		Unit	Data
Rated voltage		kV	12	17.5	24
Rated insulation level	1min power frequency withstand voltage	kV	42	50	65
	Rated lighting impulse withstand voltage	kV	75	95	125
Rated frequency		Hz	50	50	50
Rated current		A	630, 1250, 1600,	630, 1250, 1600,	630, 1250, 1600,
			2000, 2500, 3150		2000, 2500, 3150
Rated short-time withstands current(RMS)		kA	16, 20, 25, 31.5, 40	20, 25, 31.5	20, 25, 31.5
Rated active on-load breaking current		kA	40, 50, 63, 80, 100	50, 63, 80	50, 63, 80
Rated withstands current (peak)		kA	16, 20, 25, 31.5, 40	20, 25, 31.5	20, 25, 31.5
Rated short-time breaking current		kA	40, 50, 63, 80, 100	50, 63, 80	50, 63, 80
Rated short-time continuous time		s	4
Rated operation sequence			O-0.3s-CO-180s-CO
Mechanical life		Times	M2
Rated operation power supply voltage		V	AC220/DC220
Full breaking time		Ms	≤70

Product Tags:

24kv vacuum circuit breaker

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