Quick Details
Description
- Model NO.: ZW12-12KV
- Operation: Manual Type
- Arc-extinguishing Medium: Vacuum
- Structure: Moulded Case Circuit Breaker
- Type: Circuit Breaker
- Certification: ISO9001-2000, Cnas,Cnal
- Rated Current: 630/400/200
- Specification: 12KV
- HS Code: 8535210000
- Breaking Capacity: Low Voltage Circuit Breakers
- Speed: High-Speed Circuit Breaker
- Installation: Fixed
- Poles Number: 1
- Function: Circuit-Breaker Failure Protection
- Rated Voltage: 12
- Trademark: ZHON
- Origin: China
ZW32-12 series outdoor high-voltage vacuum circuit breaker is used in a three-phase A. C. 50Hz, voltage of 10~12kV electric system, suitable for breaking and making load current, overload current and short-circuit current.
|
Item
|
Unit
|
Parameter
|
|
Rated Voltage
|
kV
|
12
|
|
Rated Current
|
A
|
630/400/200
|
|
Rated Short-circuit Breaking Current
|
kA
|
20/16/12.5
|
|
Rated Short-circuit Making Current (Peak)
|
kA
|
50
|
|
Rated Peak Withstand Current
|
kA
|
50
|
|
Rated Short-time Withstand Current
|
kA
|
20
|
|
Rated Short-circuit Duration
|
S
|
4
|
|
Rated Insulation Level
|
Lightning Impulse Withstand Voltage (Peak)
|
kV
|
75
|
|
1min Power Frequency
Withstand Voltage
|
Dry Test
|
kV
|
42
|
|
Wet Test
|
kV
|
34
|
|
Rated Operating Sequence
|
|
O-0.3s-C O-180s-CO
|
|
Rated Short-circuit Current Breaking Times
|
times
|
30
|
|
Mechanical Life
|
times
|
10000
|
|
Opening Time
(Shunt Trip)
|
Highest Operating Voltage
|
ms
|
15~50
|
|
Rated Operating Voltage
|
ms
|
15~50
|
|
Lowest Operating Voltage
|
ms
|
30~60
|
|
Closing Time
|
ms
|
25~50
|
|
Full-break time
|
ms
|
≤ 100
|
|
Arc Time
|
ms
|
≤ 20
|
|
Rated Input Power of Energy Storing Motor
|
W
|
40
|
|
Rated Operating Voltage and Rated Voltage of Auxiliary Circuit
|
V
|
DC220, 110, 24
|
|
V
|
AC220, 110, 24
|
|
Energy Storing Time Under Rated Voltage
|
s
|
≤ 10
|
|
Over-current Release
|
Rated Current
|
A
|
5
|
|
Accuracy of Release Current
|
%
|
± 10
|
Zhejiang Zhongneng Electrical Co., Ltd., located in Zhejiang Province, is the key medium/high voltage electric productive enterprise of FATO Mechanical and Electrical Equipment Group Co., Ltd.And a provincial advanced enterprise, mainly producing 220kV and below high voltage electro ceramic products, especially lightning arrester series, composite insulator series and drop-out fuse cutout series, and low-voltage surge protective device series.Our products have complete testing devices and strict quality and production management systems.Our products are known for the characteristics of solid power, advanced science and technology, considering service and solid quality.Moreover, for some core products, we have the independent intellectual property right.
Our corporation has the independent corporate capacity.Our progenitor is the division store of Suzhou Surge Arrester Co., Ltd.Which is founded in 1989, and after joined into FATO Mechanical and Electrical Equipment Group Co., Ltd.In 2003, we changed the name to Zhejiang Zhongneng Electrical Co., Ltd.
Zhejiang Zhongneng Electrical Co., Ltd.Is the professional over-voltage protectors manufacturing enterprise, and a member unit of China Electric Industry Association.We passed the certification of ISO9001 quality system and confirmed to standards such as IEC 60099-4, 61643-1, 291, 282 issued by international electric and industrial committee.Moreover, we have a long-term technical cooperation with many technical and research institutes and core enterprises in this industry line, and the qualities of our products can stand long-time decimation.
Following the technical and economical developing step, and the globalization process, in the merger process of global advantage resources, we constantly expect the cooperation coming from global partner.We are looking forward to cooperating with you!
