ZN28-12 Indoor High Voltage Vacuum Circuit Breaker

FOB Reference Price:Get Latest Price
  • 5 - 9 Pieces
    $650.00
  • 10 - 19 Pieces
    $640.00
  • >=20 Pieces
    $630.00
Lead Time:
Quantity(Pieces) 1 - 5 6 - 10 11 - 20 >20
Est. Time(days) 7 10 15 Negotiable
Samples:
$670.00 /Pieces | 1 Pieces (Min. Order) | Buy Samples
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Overview
Quick Details
Place of Origin:
Zhejiang, China
Brand Name:
AISO/OEM
Model Number:
ZN28-12
Type:
Vacuum
Poles Number:
3
Product:
ZN28-12 Vacuum Circuit Breaker
Rated Voltage:
12KV
Rated current:
630-3150A
Rated frequency:
50Hz
Mechanical life:
10000Times
Uses:
High voltage
Standard:
GB1984-89
Customized:
Accept special order
Supply Ability
Supply Ability:
100 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
Standard export wooden case packing
Port
Ningbo or Shanghai
Lead Time :
Quantity(Pieces) 1 - 5 6 - 10 11 - 20 >20
Est. Time(days) 7 10 15 To be negotiated
Product Description

 ZN28-12 Indoor High Voltage Vacuum Circuit Breaker

ZN28-12 Indoor High Voltage Vacuum Circuit Breaker 

ZN28-12 Series indoor high voltage vacuum circuit breaker is switchgear for rated voltage 12KV, three phases AC50Hz. It complies with GB1984-89 standard. The structure of this product can be installed switchgear body and operating mechanism or install these two type separatively. Integral assembled structure is the basic product ZN28-12, and separate assembled structure ZN28-A-12 suits for fixed type switchboard, such as GG-1A(Z)XGN2A10(Z) and etc
This breaker can be cooperated with CD17, CD10ADC electromagnetic mechanism, or CT17, CT19 spring charging operating mechanism.

Main Technical Parameters
 No. Item  UnitData 
 1 Rated voltageKV12
2Rated insulation voltageV42,75
3Rated currentA63,012,501,600,200,000,000,000
4Rated short-circuit close current(peak value)KA20,31.5,40
5Rated operation order off--0.3s on and off--180S-on and off
6Rated short-circuit Breaking current timestimes30(50),20(30)
7Rated Impulse withstand voltageKA 50,80,100
84S Heat steady e.c.A 20,31.5,40
9all opened and broke timems≤100
10Mechanical life-spantimes10000
11 cumulated thickness of the moving and stationary contactmm
12Oil buffer buffers the journeymm10

Note:Please contact the factory to confirm the latest parameters

Outline and installation dimension

 
 
 
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