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The circuit breaker is a small outdoor ceramic pillar structure with CT14 spring operating mechanism; the mechanism and body are connected to each other for simple installation, convenient debugging and reliable operation, which is suitable for frequent operation places; the service life of the mechanism is more than 3000 times; the sealing performance is reliable, and the imported sealing gasket is used, and the V-type sealing ring belt is used for dynamic sealing. Spring pressure compensation structure, secondary wiring board of transformer is matched by cooperative enterprises to ensure annual air leakage rate less than 1%. The current transformer is made of microcrystalline alloy material with high magnetic conductivity. The accuracy can reach 0.2 or 0.2s. According to user's needs, 12 transformers can be attached.
Technical Information
Technical Specification |
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Rated voltage |
| kV |
| 40.5 | |
Rated Frequency |
| Hz |
| 50 | |
Rated current |
| A |
| 2000 | |
Isc Isc rated short circuit breaking current | kA | 31.5 |
| 25 | |
Rated short-term withstand current/duration | kA/s | 31.5/4 |
| 25/4 | |
Rated peak tolerance current (peak) | kA | 80 |
| 63 | |
Rated short circuit switching current (peak value) | kA | 80 |
| 63 | |
First open pole coefficient |
| － |
| 1.5 | |
Rated out-of-step switching-on current | kA |
| Isc 25 ％ | ||
1 min power frequency | Fracture | kV | 95+24 |
| 95 |
Tolerance Voltage (RMS) | Right ground |
| 95 |
| 95 |
Lightning Shock | Fracture | kV | 185+33 |
| 185 |
Tolerance Voltage (Peak) | Right ground |
| 185 |
| 185 |
Electrical life |
| 次 |
| 20 | |
Mechanical life |
| 次 |
| 3000 | |
Overall and installation dimensions
National Advisory Hotline
+86 577 61666 016
Mailbox：wzxikai@wzxikai.com
Tel：+86 577 61666 016
Fax：+86 577 61666 010
Add：No.271, Weishiqi Road, Yueqing Economic Development Insuatrial Zone, Yueqing, Zhejiang.
Copyright ? Zhejiang Xikai Electric Co. , Ltd. 技術(shù)支持：鼎諾傳媒
