Outdoor high voltage vacuum circuit breaker ZW7-40.5

Specifications

1.ZW7-40.5,ZW30-40.5 Outdoor cirucit breaker
2.Prevent filth ability
3.Insulation performance is good

Outdoor high voltage vacuum circuit breaker ZW7-40.5

  

Service conditions:

1. Altitude: ≤1000m

2. Environmental temperature: not higher than +40°C, not lower than -40°C

3. Pollution prevention grade: Ⅲ

4. Relative humidity of air: daily mean is not more than 95%, monthly mean is not more than 90%

5. Earthquake intensity: not more than 8

Model number:

ZW7-40.5/1250-20

ZW7-40.5/1250-25

ZW7-40.5/1250-31.5

ZW7-40.5/1600-25

ZW7-40.5/1600-31.5

ZW7-40.5/2000-31.5

Product main technical parameters:

1. rated voltage 40.5kv2 .rated current 1600A, 2000A3 .rated short open circuit current 31.5KA4 .rated short-time withstand current 31.5KA5. rated peak tolerance current 80KA6 .rated lightning impulse withstand voltage Fracture between 185KV 7 rated 1 min power frequency withstand voltage Fracture between 95KV

8 with mechanism type spring mechanism

Specification			Unit	Parameter
Rated voltage			kV	40.5
Fixed insulation level	1min labor frequency pressure resistance	Dryly tries	kV	95
		Wet tries (to insulate to place outside)		80
	The thunder presses the impact pressure resistance (peak value)			185
Nominal current			A	1250 , 1600 , 2000
The rating short-circuits the drop-out current			kA	20 , 25 , 31.5
Fixed operation sequence				off ~0.3~ on/off~180S~ on/off
The rating short-circuits the drop-out current to open breaks the number of times			times	20
The rating short-circuits the pass to gather the electric current (peak value)			kA	50 , 63 , 80
Fixed peak value withstanding electric current
Fixed short-time withstanding electric current			kA	20 , 25 , 31.5
The rating short-circuits the duration			s	4
Mechanical life			times	10000
Fixed operation voltage and assistance return route rated voltage			V	Junction, direct current
				220 , 110
Sound of something astir contact permission attrition thickness			mm	3
Weight			kg	800

 

  

Our Principles:

1)Quality first, customer first, safety first

2)Better service, faster delivery

3)Equal and mutual benefit

4)Honesty and profession

Our service:

1.Swift and professional response

2.Patient and trusty

3.Severe quality control system

4.On-time delivery

Our Mission:

Supply quality products with competitive price & excellent service

  

Zhejiang Yinhe Cable Co., Ltd is a joint stock enterprise integrated in cable production, research & development,and domestic & international trade.

The company has passed ISO9001 2008 quality certification, CCC China Compulsory Certification, National Electrical Product Safety Certification, 

State Construction and Project Commitee Recommended Manufacturer of the Transformation of Urban and Rural Powerrid Construction.

 

  

What is our payment term ?

 

Our  payment term is usually T/T 30% in advanced , the balance before picking up the goods.

 

What is the price term ?

 

We can provide you FOB , C&F , CIF price for you, according to your requirment.

 

what is the MOQ of the product ?

 

The MOQ usually is 300 - 1000m , some type of the cable is in stock.

 

What about the deivery time ?

 

The delivery time according to your quantity, Usually it is within 30 working days.