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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: Ghorit
  • Model Number: VS1-12
  • Type: Vacuum
  • Poles Number: 3
  • Product Name: ghorit breakers vcb high voltage vs1-12 vacuum circuit breaker
  • Rated Voltage: 12KV
  • Rated Current: 630A, 1250A, 1600A, 2000A, 2500A, 3150A, 4000A
  • Rated Short-Circuit Breaking Current: 20KA, 25KA, 31.5KA, 40KA
  • Frequency: 50HZ
  • 1min power frequency: 42KV
  • Lightning impulse withstand voltage: 75KV
  • Rated operating sequence: O-0.3s-CO-180s-CO
  • Application: KYN28-12 switchgear, indoor 12kv power system
  • Machanical Life: 10000 times

Packaging & Delivery

Packaging Details export wooden case
Delivery Time generally about 10~15 working days after receive payment
Product Description

Introduction

VS1-12 indoor HV vacuum circuit breaker is a 3-phase AC 50Hz 12kV indoor switch equipment.
♦ Installation way: withdrawable type, fixed type, side mounted type;
♦ Operating mechanism: spring operating mechanism, permanent magnetic operating mechanism;
♦ Pole type: assembled pole, embedded pole;
♦ Application: switchgear KYN28-12, XGN-12.
♦ Secondary plug: 58pins, 64pins.


Environmental Conditions

♦ Ambient temperature: -25℃~+40℃;
♦ Altitude: ≤1000m;
♦ Relative humidity: daily average ≤95%, monthly average ≤90%;
♦ Earthquake intensity: ≤8 level;

♦ Places without fire, explosion hazard, serious filthy, chemical corrosion, as well as intense vibration..

No
Item
Unit
Value
1
Rated voltage
kV
12
2
1 min power frequency withstand voltage
kV
42
3
Rated lightning impulse withstand voltage
kV
75
4
Rated frequency
Hz
50
5
Rated current
A
630, 1250, 1600, 2000, 2500, 3150, 4000
6
Rated short circuit breaking current
kA
20, 25, 31.5, 40
7
Rated short time withstand current
kA
20, 25, 31.5, 40
8
Rated short circuit duration
S
4
9
Rated peak value withstand current
kA
50, 63, 80, 100
10
Rated short circuit making current
kA
50, 63, 80, 100
11
Secondary circuit power frequency withstand voltage (1min)
V
2000
12
Rated single / back-to-back capacitor bank breaking current
A
630/400 (800/400 for 40kA and 50kA)
13
Rated capacitor bank closing inrush current
A
12.5
14
Opening time (rated voltage)
ms
20-50
15
Closing time (rated voltage)
ms
35-70
16
Mechanical life
Times
10000
17
Rated current breaking number
Times
10000
18
Rated short circuit current breaking number
Times
50 (30 for 40kA, 20 for 50kA)
19
Moving and fixed contacts cumulative allowed wear thickness
mm
3
20
Rated closing operating voltage
V
AC/DC110/220
21
Rated opening operating voltage
V
AC/DC110/220
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Company Profile

♦ Establishment --- year 2000.
♦ Location ---- Xinguang Industrial Zone, Yueqing, Zhejiang Province, China, enjoys convenient transportation.
♦ Scale --- 28,000 m2, construction area 40,000 m2, integrates R&D, manufacture, sale and service, also has production base in Shanghai.
♦ Products ---HV & LV electrical products, including Switchgear, VCB, LBS, Vacuum Interrupter, Electrical Parts, etc.
♦ Corporate purpose --- technology makes development, quality makes survival, reputation makes friends.
♦ Business Philosophy --- integrity, practicality, innovation and efficiency.

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