VS1 Vacuum Contactor Unit AC 50 Hz Electrical Vcb Circuit Breaker

MOQ： 1 unit
Price： Negotiated
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Payment Terms	T/T, Western Union
Supply Ability	10000pcs per week
Delivery Time	10days after payment
Packaging Details	each piece in a wooden box with pallet
Rated Voltage	12KV
Arc-extinguishing Medium	Vacuum
Poles Number	3
Rated Frequency	50Hz
Insulated Cylinder	Embedded Poles
Installation	Open Frame
Place of Origin	China
Brand Name	ERFA
Model Number	ZN73
Certification	ISO9000, XIHARI

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Product Specification


Payment Terms	T/T, Western Union	Supply Ability	10000pcs per week
Delivery Time	10days after payment	Packaging Details	each piece in a wooden box with pallet
Rated Voltage	12KV	Arc-extinguishing Medium	Vacuum
Poles Number	3	Rated Frequency	50Hz
Insulated Cylinder	Embedded Poles	Installation	Open Frame
Place of Origin	China	Brand Name	ERFA
Model Number	ZN73	Certification	ISO9000, XIHARI
High Light	medium voltage contactor ，6.6 kv vacuum circuit breaker

Vacuum Circuit Breakers (ZN73-12 (VS1))

ZN73 indoor AC high-voltage vacuum breaker is applicable to making and breaking load of various character and also for frequent operation in power systems of 3-phase, AC 50 Hz and with rated voltage up to 24kV. It can be used for protecting and controlling of electrical equipment in industrial plants, mines, power generation plants and substations.

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

Company Details

Bronze Gleitlager

Bronze Sleeve Bushings

and

Graphite Plugged Bushings

from Quality China Factory



Business Type:

Manufacturer,Exporter,Trading Company,Seller 


Year Established:

2006 


Total Annual:

50 Millions-100 Millions


Employee Number:

150~200 


Ecer Certification：

Active Member 

Xi'an ERFA Switchgear Co.,Ltd is under ERFA Industries group, was established in 2006, It is located in moden enterprise central, and has a registered captial of RMB60 millions and specializes in developing, manufacturing and selling high voltage and low voltage electrical products. Our compa... Xi'an ERFA Switchgear Co.,Ltd is under ERFA Industries group, was established in 2006, It is located in moden enterprise central, and has a registered captial of RMB60 millions and specializes in developing, manufacturing and selling high voltage and low voltage electrical products. Our compa...

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ERFA Industries Group
Modern enterprise Central (east zone)
http://www.vcbvacuumcircuitbreaker.com/

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