Zw7 -40.5 Outdoor High Voltage Vcb Vacuum Circuit Breaker

China Zw7-40.5 Outdoor High Voltage Vcb Vacuum Circuit Breaker, Find details about China Circuit Breaker, Breaker from Zw7-40.5 Outdoor High Voltage Vcb Vacuum Circuit Breaker

Basic Info.

Model NO.

ZW7-40.5

Poles Number

Type

Circuit Breaker

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection

Certification

Rated Voltage

40.5kv

Trademark

WEHOPE

Transport Package

Standard Export Package

Specification

Standard

Origin

China

HS Code

9107000000

Model NO.

ZW7-40.5

Poles Number

Type

Circuit Breaker

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection

Certification

Rated Voltage

40.5kv

Trademark

WEHOPE

Transport Package

Standard Export Package

Specification

Standard

Origin

China

HS Code

9107000000

Product Desciption

General Introduction
ZW7-40.5 series VCB,is outdoor high voltage switch equipment with rated voltage 40.5KV,3-phase AC 50Hz.Design can meet the requirements of GB 1984"AC HIGH VOLTAGE BREAKERS",and comply with the requirements of C62271:100"HIGH VOLTAGE BREAKER"by International Electro technical Commission.ZW7-40.5 VCB,is mainly used for controlling and protection of the 35KV outdoor transmission system.It is also suitable for normal operation or short circuit protection of urban distribution,rural distribution and mining enterprises power system.The overall structure of this this kind of product is porcelain supporting type.Vacuum Interrupter is installed in upper porcelain,below is supporting porcelain.It is suitable for places need frequently operation,with features of good sealing,age-resistance,anti-high voltage,no burning,no explosion,long endurance life,easier for installing and maintenance,etc.

Main Technical Parameters(12KV)

sl.No	Item			Unit	Data
1	Rated voltage			KV	40.5
2	Rated Current			A
3	Rated short circuit breaking currenet			KA	20	25
4	Rated short-circuit current(peak)				50	63
5	Rated short(thermal stable)current				20	25
6	Rated peak withstand(dynamic stable)current				50	63
7	Rated short circuit duration			S	4
8	Rated insulation level(1min)	1min power frequency withstand voltage	Dry	KV	95
			Wet		80
		Lightning impulse withstand voltage(peak)			185
9	Rated operating sequency			Times	20
10	Rated short-circuit current breaking times			ms	≤80
11	Full-off time(with spring operating mechanism)				O-0.3S-CO-180S-CO
12	Mechanical life				10000
13	Rated operating voltage				AC110,220,DC110,220
14	Contact opening distance				20
15	Contact over-travelling distance				5±1
16	Bounce time				≤5
17	DC resistance per phase circuit				≤120
18	Circuit Breaker Dimensions(L×W×H)				2460×2400×500
19	Total Weight With Mechanism			kg	1100