Gold Member Since 2005
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Ningbo Tianan Group Co., Ltd.

Circuit Breaker, Vacuum Circuit Breaker, AC Vacuum Circuit Breaker manufacturer / supplier in China, offering Vs1-12 Series Indoor AC Vacuum Circuit Breaker, Zw32-12 Outdoor Vacuum Circuit Breaker, XRNT-12 Type Tube Transformer Fuse and so on.

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Supplier Homepage Product HV-Circuit Breaker Vs1-12 Series Indoor AC Vacuum Circuit Breaker

Vs1-12 Series Indoor AC Vacuum Circuit Breaker

Purchase Qty.:
(Pieces)
1-99 100+
FOB Unit Price: US $5,000 US $4,000
Purchase Qty. (Pieces) FOB Unit Price
1-99 US $5,000
100+ US $4,000
Get Latest Price
Production Capacity: 50000 Sets / Year
Transport Package: Standard Export Packing
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Model NO.: VS
  • Operation: Energy-storage Type
  • Arc-extinguishing Medium: Vacuum
  • Structure: ACB
  • Type: Circuit Breaker
  • Certification: VDE, ISO9001-2000, CE, UL, CB, CCC
  • Altitude: up to 3,000m Above Sea Level
  • Special Conditions: Depends on The Customer
  • Rated Short Time Continual Time: 4 S
  • Typical Products: Circuit Breaker
  • Warranty: 10 Years
  • Specification: IEC60076-1, IEC60076-2, IEC60076-5
  • HS Code: 8535210000
  • Breaking Capacity: High Voltage Circuit Breakers
  • Speed: Normal Type Circuit Breaker
  • Installation: Fixed
  • Poles Number: 4
  • Function: Conventional Circuit Breaker
  • Rated Voltage: 12 Kv
  • Environment: Indoor
  • Rated Current: 630 a
  • Test Equipment: IEC Standard
  • Frequency: 50 Hz
  • Trademark: Tianan Electric
  • Origin: Xiangshan Zhejiang P. R China
Product Description

VS1-12 Indoor AC Vacuum Circuit Breaker
NINGBO TIANAN (GROUP) CO., LTD.

General
VS1-12 (ZN63A) type indoor medium voltage vacuum circuit breaker is used as protection and control 
unit of three-phase AC indoor medium voltage switchgear and industrial and mining enterprise power 
device of 50Hz and rated voltage up to 7.2~24kV. This products comply with IEC60694, IEC62271-100.

Specifications

No.DescriptionUnitData
1Rated voltagekV12
2Rated insulation levelsRated power frequency withstand voltage/1min
( phase to phase, phase to earth, open contacts)
 
kV
42
Rated lighting impulse withstand voltage
(phase to phase, phase to earth, open contacts)
75
3Rated frequencyHz50
4Rated current 
 
A
63063012501600
1250125016002000


20002500


25003150



4000
5Rated short circuit breaking currentkA202531.540
6Rated short time withstand current(4s)kA202531.540
7Rated short circuit making currentkA506380100
8Rated peak value of withstand currentkA506380100
9Rated operating sequence
O-0.3s-CO-180s-CO
O-180s-CO-180s-CO
10Rated short circuit breaking current breaking timestimes30/20(40kA)
11Rated cable charge breaking currentA25
12Rated single capacitor bank breaking currentA630/400(40kA)
13Rated back to back capacitor bank breaking current
400
14Mechanical lifetimes10000
16Allowed abrade cumulative thickness of moving and static contactormm3
17Clearance between open contactsmm11±1
18Contact strokemm3.5±0.5
19Bounce duration of contact closingms≤2
20Non-simultaneity of three phase for opening and closingms≤2
 
 
Vs1-12 Series Indoor AC Vacuum Circuit Breaker
Vs1-12 Series Indoor AC Vacuum Circuit Breaker
Vs1-12 Series Indoor AC Vacuum Circuit Breaker
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