DYZN28A-12 Series Indoor AC HV Vacuum Circuit Breaker
Product Details:
| Place of Origin | China (Mainland) |
|---|
Payment & Shipping Terms:
| Delivery Time: | 10-16days |
|---|---|
| Payment Terms: | L/C,T/T |
Detailed Product Description
APPICATION
As indoor AC high voltage vacuum circuit breaker of rated voltage of 12KV and three-phase 50Hz, the DYZN28A-12 series indoor AC HV vacuum circuit breaker services in the fixed type switchgear or removable switchgear for replacing the oil minimum circuit-breaker inside backward switchgear. The circuit-breaker can function as protection and control device for electric equipment in mineral & industrial enterprise, power plant and substation and the occasions featuring frequent operation.
In compliance with the standards GB 1984, JB3855, DL/T403
TECHNICAL SPECIFICATION
Rated voltage | 12KV | |
Rated current | 630A, 1000A, 1250A | |
Rated insulation level | 1min power frequency withstand voltage | 42KV |
Rated switch lightning impulse withstand voltage | 75KV | |
Rated short-circuit breaking current | 20KA, 25KA, 31.5KA | |
Rated short-time withstand current | 50KA, 63KA, 80KA | |
Rated peak withstand current | 20KA, 25KA, 31.5KA | |
Rated duration of short-circuit | 4s | |
Mechanical endurance | 10000 times | |
DYZN28A-12 Series Indoor AC HV Vacuum Circuit Breaker
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Company Info
Zhejiang Zhiming Electric Imp. & Exp. Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Taizhou
Province/State: Zhejiang
Country/Region : China (Mainland)
Business Type:Manufacturer, Trading Company
Online Postings: Products