Jiangsu, China
Business Type:
Trading Company
Year of Establishment:
Plant Area:
1001~2000 square meters
Management System Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Average Lead Time:
Peak season lead time: one month
Off season lead time: within 15 workday
OEM/ODM Service
Sample Available

Hv, Vacuum, Breaker manufacturer / supplier in China, offering Outdoor High Voltge Vacuum Cirbuit Breaker (ZW7-40.5), 24kv Indoor Switching Disconnector with Handle Operation (GN19-24), Class 0.5 Class1.0 Ring Type Current Transformer (RCT-35) and so on.

Gold Member Since 2016
Supplier Homepage Products HV electric Outdoor High Voltge Vacuum Cirbuit Breaker (ZW7-40.5)

Outdoor High Voltge Vacuum Cirbuit Breaker (ZW7-40.5)

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $2,790-13,999/ Piece
Port: Shanghai, China
Production Capacity: 10000/Year
Payment Terms: L/C, T/T, Western Union
Breaking Capacity: High Voltage Circuit Breakers
Operation: Electric Type
Speed: Normal Type Circuit Breaker
Arc-extinguishing Medium: Vacuum
Installation: Fixed
Poles Number: 3

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Basic Info

Model NO.: ZW7-40.5
Type: Circuit Breaker
Function: Overcurrent Protection, OVP(Overvoltage Protection)
Certification: ISO9001-2000, CE, CB, CCC
Trademark: YMANY
Transport Package: Standard Export Package
Origin: China
HS Code: 85352100

Product Description

ZW7-40.5 Series Outdoor High Voltage Vacuum Circuit Breaker
rated voltage40.5kV
rated current1250A         1600A       2000A
rated short-circuit breaking current20 25 31.5kA
rated frequency50Hz
 closing  time≤90ms
rated operating sequence0-0.3s-CO-180s-CO
rated short-circuit closed current50  63  80kA
rated peak  withstand current50  63  80kA
rated short time withstand current20  25  31.5kA
rated short-circuit duration4s
mechanical life10000times
average opening speed1.5±0.3ms
average closing speed0.6±0.3ms
contact closing bounce duration≤5ms
three phase closing and opening synchronism≤2ms
opening time≤60ms
NOItemUnitTechnical Data
1Rated voltageKV12
21 min power frequency withstand voltage42
Lighting impulse withstand voltage(peak value)75
3Rated FrequencyHz50
4Rated currentA630, 1250, 1600, 2000, 2500, 3150, 4000
5Rated short time withstand currentKA20, 25, 31.5, 40
6Rated withstand current(peak)50, 63, 80, 100
7Rated short-circuit opening current20, 25, 31.5, 420
8Rated short-circuit closing current50, 63, 80, 100
9Rated duration of short-circuitS4
10Contact's clearance  3.5±0.5
11Contact's travel  9±1/11±1
12Average opening speedM/s1.1±0.2
13Average closing speedM/s0.6±0.2
14Opening timeMs35-60
15Closing timeMs20-45
16Mechanical lifeTimes30000
17Rated operating order  O-0.3S-CO-180S-CO(<40KA)

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