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Vacuum Circuit Breaker
Product Details:
| Type | Vacuum |
|---|---|
| Poles Number | 3 |
| Place of Origin | Zhejiang, China (Mainland) |
| Brand Name | BGE |
| Model Number | ZN28-12 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 1 Piece/Pieces |
|---|---|
| Packaging Details: | EXPORT PACKAGE |
| Delivery Time: | ACCORDING CLIENTS |
| Payment Terms: | L/C,T/T,L/C at sight, T/T in advance |
| Supply Ability: | 500 Piece/Pieces per Month |
Detailed Product Description
Vacuum Circuit Breaker is indoor high-voltage rated voltage 12kV and three-phase AC 50Hz . This product conforms to GB1984 standard, and can match to DC magnetic operating device of CD17 and CD10A models, or to spring energy store operating device of CT17 and CT19 models.
The overall structure of this product has two types: one is switch body and operating device installed at one body and the other is switch body and operating device installed separately.
Item | Unit | Data | ||||
20kA | 25kA | 31.5kA | 40kA | |||
Rated voltage | kV | 12 | ||||
Rated current | A | 630, 1000,1250 | 1250, 1600 | 1250,1600 2000,2500 | 1600,2500 3150 | |
Rated short circuit breaking current | kA | 20 | 25 | 31.5 | 40 | |
Rated short circuit breaking current(peak value) | kA | 50 | 63 | 80 | 100 | |
Rated peak withstand current | kA | 50 | 63 | 80 | 100 | |
4S rated short time withstand current | kA | 20 | 25 | 31.5 | 40 | |
Rated insulation level | Power frequency withstand voltage | kV | 42 (fracture 48) | |||
Impulse withstand voltage | 75 (fracture 85) | |||||
Rated sequence of operations |
| O-0.3s-CO-180s-CO | ||||
Mechanical life | Time | 10000 | ||||
Breaking times for rated short circuit breaking current | Time | 30 | 20 | |||
Operating device rated closing voltage (DC) | V | 110,220 | 220 | |||
Operating device rated closing current (DC, electromagnetic operation device) | A | 71 | 128 | |||
Operating device rated closing voltage (DC) | V | 110.220 | ||||
Operating device rated closing current (DC) | A | 3.0,1.5 | ||||
Clearance between open contacts | mm | 11±1 | ||||
Overtravel (contact spring reduction length) | mm | 4±1 | ||||
Three-phase, switch-on differ synchroneity | ms | ≤2 | ||||
Contact switch-on bounce time | ms | ≤2 | ||||
Vacuum Circuit Breaker
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Company Info
Baoguang Group Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Wenzhou
Province/State: Zhejiang
Country/Region : China (Mainland)
Business Type:Manufacturer
Online Postings: Products