Circuit Protector (ZW32-12)
Product Specifications
| Prod Model: |
ZW32-12 |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Rated Votage: |
12kv |
| Rated Power Frequency Withstand Voltage: |
Wet: 34 Dry: 42 |
| Lightening Impulse Withstand Voltage: |
75kv |
| Rated Current: |
400A 630A |
| Mechanical Life Time: |
10000 Tims |
| Type: |
Circuit Breaker |
| Function: |
Overcurrent Protection |
| Arc-extinguishing Medium: |
Vacuum |
| Breaking Capacity: |
High Voltage Circuit Breakers |
| Operation: |
Energy-storage Type |
| Installation: |
Open Frame |
| Speed: |
High-Speed Circuit Breaker |
| Structure: |
Moulded Case Circuit Breaker |
Product Description
Working Environment
A) Ambient temperature: -45 degree ~ 40 degree; Daily temperature difference: 25 degree
B) Ambient Relative Humidity: Daily average ≤ 95%; Monthly average ≤ 90%; Saturated Vapor Pressure: Daily average ≤ 2.2 x 10-3 Mpa; Monthly average ≤ 1.8 x 10-3 Mpa
C) Altitude: ≤ 1000m
D) Earthquake intensity: ≤ 8 degree
E) Wind speed: ≤ 35m/s
F) Pollution level: IV
J) No fire, explosion, chemical corrosion and frequent serious shaking
If more strict working environment is required, please contact with supplier for confirmation and technical measures.
Standard
GB 1984 HV AC Circuit Breaker
GB/T11022 HV AC Switch General Technical Condition
JB3855 3.6~40.5kV Indoor HV AC Vacuum Circuit Breaker
DL/T402 HV AC Circuit Breaker Ordering Technical Conditions
IEC56 HV AC Circuit Breaker
|
No. |
Specification |
Unit |
Parameter |
|
1 |
Rated Votage |
kV |
12 |
|
2 |
Rated Insulation Level |
Rated Power Frequency Withstand Voltage 1min |
Wet: 34
Dry: 42(phase/phase, phase/earth)/49 (breakers) |
|
Lightening Impulse Withstand Voltage |
Phase/phase, phase/earth |
75 |
|
breakers |
85 |
|
3 |
Rated Current |
A |
400, 630 |
|
4 |
Rated Short-circuit Break Current |
kA |
12.5, 16, 20 |
|
5 |
Rated Short-time Make Current (peak) |
kA |
31.5, 40, 50 |
|
6 |
Rated Peak Withstand Current (peak) |
kA |
31.5, 40, 50 |
|
7 |
Rated Thermal Withstand Current |
kA |
12.5, 16, 20 |
|
8 |
Times of Rated Short-circuit Break Current |
Times |
30 |
|
9 |
Time of Rated Short-circuit Thermal Withstand Current |
S |
4 |
|
10 |
Rated Operational Sequence |
|
O-0.3S-CO-180S-CO |
|
11 |
Mechanical Life Time |
Times |
10000 |
|
12 |
Contact Grindable Thickness |
mm |
3 |
|
13 |
Weight |
kg |
100 |
|
No. |
Specification |
Unit |
Parameter |
|
1 |
Contacts Break Distance |
mm |
9 ± 1 |
|
2 |
Contact Over Travel |
mm |
2 ± 1 |
|
3 |
Phase Centers Distance |
mm |
340 ± 1.5 |
|
4 |
Contact Making Time |
ms |
≤ 2 |
|
5 |
Phases Synchronism |
≤ 2 |
|
6 |
Breaking |
18~45 |
|
7 |
Making (motor mechanism) |
25~45 |
|
8 |
Average Breaking |
m/s |
1.2 ± 0.2 |
|
9 |
Average Making |
0.6 ± 0.15 |
|
10 |
Phase Loop Resistance |
|
≤ 80 |
Established in 1991, Hangzhou Shuguang Electric Appliance Co., Ltd. (SEA) is located in Hangzhou city, 21km away from the West Lake. It covers an area of 60, 000 square meters with total investment of USD 26 million. Production capability can reach USD 80 million annually. Currently there are more than 240 employees, with about 90 of college or junior-college level and 50 of engineering & technical qualification.
And products include: Epoxy resin insulators of cylinder, bushing, contactor, etc., for switchgear, vacuum circuit breakers, C-GIS devices, etc., display devices, disconnected switch, SF6 component, current & voltage transformers.
SEA has totally 56 production lines by APG process, with one line imported from Germany for one-step gelling & vulcanization molding of pressured liquid silicone rubber, and two lines for full vacuum gelling of epoxy resin. It has pressure gelling equipments by APG process, 80 various finishing devices, full-shielding testing room and various testing machines such as voltage resistant & partial discharge testing machine, X-ray defectoscope, DSC vitrification temperature tester, high&low temperature test chamber, universal testing machine, viscometer, helium mass spectrometer leak detector, horizontal&vertical burning tester, etc.
Approved by ISO9001Quality System, SEA is the member of Transformer Branch of China Electrical Equipment Industry Association (CEEIA) and HV Switch Industry Association. All products are qualified by the State Economic and Trade Commission (SETC), Xian High Voltage Apparatus Research Institute, as well as Zhejiang Province Electric Power Company.
with independent center of R&D and molding, resilience system of production management and qualification, SEA is capable of design and production of various insulators and relative products. It has developed supervision process from raw material purchase to finished products delivery, and permanent customer track filing system for quality and service improvement.
Besides the regular sales network around international markets such as Europe, Australia, America and Africa, SEA is pursuing more cooperation opportunities by providing services of purchase consultation, technical assistances, etc., with the purpose of "Honest First" and the management principle of "Evolution in creation, Participation in cooperation", it would like to open up all kinds of business cooperation with friends all over the world under the policy of mutual benefit and co-development.
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