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Mingde Electrical (Shanghai) Co., Ltd.

Circuit Breaker, Vacuum Breaker, Vacuum Circuit Breaker manufacturer / supplier in China, offering ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A, Zw32 12kv Outdoor Vacuum Circuit Breaker, 550 Modularized Omni-Sealed Solid Insulation Metal-Clad Switchgear and so on.

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Supplier Homepage Product Circuit Breaker ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A

ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A

Purchase Qty.:
(Pieces)
1-99 100+
FOB Unit Price: US $1,300 US $1,060
Purchase Qty. (Pieces) FOB Unit Price
1-99 US $1,300
100+ US $1,060
Get Latest Price
Port: Shanghai, China
Production Capacity: 22000PCS/Per Year Circuit Breaker
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: VS1
  • Operation: Manual & Electric Circuit Breaker
  • Arc-extinguishing Medium: Vacuum
  • Structure: Vcb Circuit Breaker
  • Type: Circuit Breaker
  • Certification: ISO9001-2000, Ohsas 180001
  • Rated Current: 3150A Circuit Breaker
  • Mechnical Life: 10000times Circuit Breaker
  • Transport Package: Wooden Case Circuit Breaker
  • Origin: Zhejiang Ningbo Circuit Breaker
  • Breaking Capacity: Middle& High Voltage Circuit Breaker
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed & Withdrawable Circuit Breaker
  • Poles Number: 3
  • Function: Overcurrent Protection
  • Rated Voltage: 7.2kv Circuit Breaker
  • Rated Frequency: 50Hz Circuit Breaker
  • Trademark: Mingde Circuit Breaker
  • Specification: SGS, TUV
  • HS Code: 8535210000
Product Description
ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A

Overview

1. VS1A series of vacuum circuit breakers are the Second Generation indoor switch equipment, with the rated voltage 7.2kv, 12kv, 17.5kv and 24kv.

2. VS1A series of vacuum circuit breakers adopt the integrated design of simple structure and convenient operation.

3. It is equipped with a perfect mechanical and electrical interlock to enhance its anti-incorrect operation performance.

4. Standards: IEC62271-100, IEC56, GB1984-2003, GB/T11022, DL/T403-2000, etc.


Main Specifications and Technical Parameters 

 
ItemunitData
Rated voltagekV7.2
1 min power frequency withstand voltagekV42
 
Lightning impulse withstand voltagekV75
Rated frequencyHz50
Rated currentA3150
Rated short-time withstand currentkA20,25,31.5,40
Rated peak withstand currentkA50,63,80,100
Rated short-circuit breaking currentkA20,25,31.5,40
Rated short-circuit closing currentkA50,63,80,100
Rated short-circuit durationS4
Contact over-travel mm3.5±0.5
Clearance between open contactsmm9±1/11±1
Average opening speedm/s1.1±0.2
Average closing speedm/s0.6±0.2
Opening time ms35-60
Closing timems20-45
Rated operation sequence O-0.3s-CO-180s-CO(<40kA)/
O-180s-CO-180s-CO(≥40kA)
Mechanical lifecycles10000

External Dimension

ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A
 
VS1A-7.2,12,17.5-pole center distance 150mm
 
No.Rated Voltage(kV)Rated current(A)Short-circuit breaking current(kA)h1(mm)h2(mm)h(mm)A(mm)B(mm)
17.2,12630-125020-31.5260205622438609
27.2,12,17.5630-125020-31.5280275637432598


ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A
VS1A-7.2, 12, 17.5-pole center distance 210mm
 
No.Rated Voltage(kV)Rated current(A)Short-circuit breaking current(kA)h1(mm)h2(mm)h(mm)A(mm)B(mm)
17.2,12,17.5630-125020-31.5260205622438609
27.2,12,17.5630-160020-31.5280275637432598
37.2,121250-160040295310697432598
47.2,12200031.5-40295310697432598


ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A
VS1A-7.2, 12, 17.5-pole center distance 275mm
 
No.Rated Voltage(kV)Rated current(A)Short-circuit breaking current(kA)h1(mm)h2(mm)h(mm)A(mm)B(mm)
17.2,12,17.5630-125020-31.5280275637432598
27.2,121250-160040295310697432598
37.2,121600-250025-40295310697432586
47.2,123150-400031.5-40295310697432586
57.2,123150-400031.5-40295310733432586
 
Normal Operating Environment Condition

a) Normal operating environment condition
Highest temperature:                  +40ºC
Lowest temperature:                   -15ºC
b) Environment humidity
Daily mean relative humidity:        ≤95%
Monthly mean relative humidity:     ≤90%
Daily mean saturated vapor pressure:   ≤2.2×10-3 MPa
Monthly mean saturated vapor pressure:  ≤1.8×10-3 MPa
c) Altitude: below 1000m area;
d) Earthquake intensity: no more than 8 degree;
e) The product shall be away from weep, fire and explosion, chemical corrosion and 
strenuous vibration place.


Special Operating Condition
 
Please consult with manufacturer on manufacturing technology when operating environment is the climatic environment with high altitude, high humidity and great temperature change or other special environment condition.

Certificates

ISO 9001 Factory Price 7.2 Kv Vs1 Vacuum Electrical Circuit Breaker 3150A

 
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