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国:
China
モデル番号:
CKVB-24/G
离岸价格:
ロケーション:
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最低注文量の価格:
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最低注文量:
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パッケージの詳細:
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納期:
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供給能力:
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支払いタイプ:
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製品グループ :
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連絡先担当者 Summer
No.6,Xianggong Road, Hongwan Industrial Park, Xiangzhou, Zhuhai, Guangdong
1.Description
CKVB**4/G is a solid insulated vacuum circuit
breaker with epoxy resin pole and working in a voltage range
maximum up to *4kV. The CKVB**4/G family includes CKVB**4/GB,
CKVB**4/GE.
2. Working
Condition
2.1Ambient air temperature: **5℃～**0℃
2.2Ambient humidity:
***-relative average daily humidity:
≤*5%
***-relative average daily water vapor
pressure: ≤2.2kPa
***-relative average monthly humidity:
≤*0%
***-relative average monthly water vapor
pressure: ≤1.8kPa
2.3Altitude: ≤***0m
2.4 Earthquake intensity: ≤magnitude
8
2.5 Ambient air doesnt obviously pollute by
dust, smoke, corrosive or combustible gas, vapors or salt
spray.
(Exceeding above working condition is available
as customized product)
3.Technical Data
| Description | Unit | Parameter | ||||
| Rated voltage | kA | *4 | ||||
| Rated short-time withstand voltage | phase-to-phase phase-to-earth | kA | *5 | |||
| open contact | kA | *9 | ||||
| Rated lighting impulse withstand voltage | phase-to-phase phase-to-earth | kA | **5 | |||
| open contact | kA | **5 | ||||
| Rated frequency | Hz | *0 | ||||
| Pole centre distance | mm | **0, **0 | ||||
| Rated current | A | **0 | ***0 | |||
| Rated short-time withstand current(4s) | kA | *5 | *1.5 | *5 | *1.5 | |
| Rated peak withstand current | kA | *3 | *0 | *3 | *0 | |
| Rated short-circuit breaking current | kA | *5 | *1.5 | *5 | *1.5 | |
| Rated short-circuit making current | kA | *3 | *0 | *3 | *0 | |
| Rated breaking cable charging current | A | *5 | ||||
| Rated capacitor bank inrush making current | kA | *2.5 | ||||
| Rated single capacitor bank breaking current | A | **0 | ||||
| Rated back to back capacitor bank breaking current | A | **0 | ||||
| Operating sequence | / | Opening*0.3s-Closing/Opening***0s-Closing/Opening | ||||
| Mechanism life | times | ****0 | ||||
| Opening times for rated current | times | ****0 | ||||
| Opening times for rated short-circuit current | times | *0 | ||||
| Clearance between open contacts | mm | *3±1 | ||||
| Overtravel | mm | 4±1 | ||||
| Average closing speed | m/s | 0.8～1.2 | ||||
| Average opening speed | m/s | 1.1～1.7 | ||||
| Closing time | ms | *5～*0 | ||||
| Opening time | ms | *0～*0 | ||||
| Bounce time for contacts closing | ms | ≤2 | ||||
| Asynchronous time for three-phase contacts closing / opening | ms | ≤1 | ||||
| Allowable accumulated wearing thickness of moving/fixing contact | mm | 3 | ||||
4. Standard
***-GB********3
***-IEC*********1
***-GB/T*********7
***-GB/T ********8
***-DL/T*******0
***-JB/T********8
| 国: | China |
| モデル番号: | CKVB-24/G |
| 离岸价格: | Get Latest Price |
| ロケーション: | - |
| 最低注文量の価格: | - |
| 最低注文量: | - |
| パッケージの詳細: | - |
| 納期: | - |
| 供給能力: | - |
| 支払いタイプ: | - |
| 製品グループ : | - |
