Quick Details
Description
- Place of Origin: Guangdong, China (Mainland)
- Brand Name: Powint
- Model Number: ZW20
- Type: Vacuum
- Poles Number: 3
- Product name: VCB
- Rated voltage: 12KV
- Rated current: 630A
- Breaking capacity: 20KA
ZW20PW series circuit breaker is the intelligent power distribution equipment which to solve the problems listed below:
1.Failures in T branch of overhead line cause the whole distribution off
2.Short circuits in the user end cause the whole distribution line off
Working with our CMS-4000 distribution automation system to switch off the short circuit failures and earthing failures automatically. They can monitor the line status, realize remote control, telemeter, remote signal and remote regulating, and are the ideal intelligent distribution automation circuit breaker.
With16 years experience and advanced machines, Powint can assure you that the automatic power distribution products are high quality.We offer 100% quality guarantee. We are close partner of Schneider, Chint, Togmai etc.
Wide Production Range -choose the right one for you
Our main products including:
1.Vacuum circuit breaker(zw20,zw32,zw28 etc. VS1-12 etc.)
2.Feeder Terminal Units, FDR series, CMC series, CPT series, CFT series etc. can adapt with spring actuated circuit breaker, permanent magnet circuit breaker, general VCBs etc.
3.DTU-For ring main unit, switch stations etc.
4.Enclosures-stainless steel enclosures in various shapes, size
5.PCB and PCBA
Our products is widely used in China, Africa, American and Europe. You are choose our standard product, or help you to design and manufacture tailored products. Choose Powint, choose high quality and service. We can not provide you with the lowest price, but we provide you the highest quality.
|
NO.
|
Item
|
Unit
|
Value
|
|
01
|
Rated voltage
|
KV
|
12
|
|
02
|
Rated frequency
|
Hz
|
50
|
|
03
|
Rated current
|
A
|
630
|
|
04
|
Rated drop-out current
|
KA
|
20
|
|
05
|
Rated withstand peak current
|
50
|
|
06
|
Rated short time withstand current (4s)
|
20
|
|
07
|
Rated short making current(peak)
|
50
|
|
08
|
Mechanical life
|
Times
|
10000
|
|
09
|
Open/close times of rated current
|
10000
|
|
10
|
Open/close times of rated drop-out current
|
Times
|
30
|
|
11
|
Power frequency withstand voltage(1min):phase,ground/fracture
|
KV
|
42/49
|
|
12
|
lightning impulse withstand voltage(peak)phase,ground/fracture
|
75/85
|
|
13
|
2nd circuit 1min power frequency withstand voltage
|
2
|
|
14
|
Net weight
|
KG
|
140
|
Located in the Zhuhai Hi-tech Development Zone , Zhuhai Powint Electric Co., Ltd. is a national high-tech enterprise and demonstration base of creative industrialization in China. As a key private science and technology company of "high-tech manufacturing, high-tech industry, high-tech service industry and featured marine economy and eco-agriculture", POWINT has passed CQC verification and been granted the title of "Guangdong Trustworthy and Contract-valuing Enterprise".
Since establishment, we have adhered to the key value concept of 'making profit through wholehearted services' and devoted to facilitate the mission of Smart Grid. By upholding the principle of 'resting upon excellent product quality for survival' and 'pursuing constant technological leadership for development', we have developed into one of the biggest new high-tech enterprises in the R&D, manufacturing and marketing fields of distribution power automation terminals in China. Besides, we have maintained lasting working relationships with several hundreds of clients, including Beijing Soji, Schneider Electric China, Chint and Togmai. Chinese state grid companies and south grid companies etc.
There is a high-level R&D team in our company which has yielded over 10 national inventions and patents for utility models. And we have sold more than 600,000 control terminals with proprietary intellectual property rights to places all over China.
Moreover, our company has maintained extensive technological cooperation with Hunan University in researching small current grounding system protection, and with Xi'an High Voltage Apparatus Research Institute in studying the new type of high voltage intelligent switch.
We also possess inspection equipments and production equipments imported with original packaging from the U.S., South Korea and Japan, including integrated tester for EMC, test cabinet for temperature and humidity, oscilloscope, microcomputer relay protection calibrator, vibration testing machine, surface mounter system and AOI which have provided reliable hardware for the company's R&D and product manufacturing work. In 2006, our company was authenticated with ISO9001 and ISO14001 certifications.
With scientific management tool, solid technical power, advanced processing equipment, well-developed quality insurance system as well as excellent after-sale service, we have won wide recognition of the masses of users in high-voltage switch industry and utility industry and have developed into a brand in the field of distribution power automation terminal
