| Customization: | Available |
|---|---|
| Transport Package: | Fumigation Wooden Box |
| Trademark: | YQALT |
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LW8-40.5 Outdoor High Pressure AC Sulfur Hexafluoride Circuit Breaker
Product Overview:
The ZW7-40.5 outdoor high voltage vacuum circuit breaker is designed for use in AC three-phase power systems with a frequency of 50Hz and a voltage rating of 40.5kV. It is specifically engineered for the efficient breaking and closing of load currents, overload currents, and short-circuit currents within power distribution systems.
Key Features:
• High Performance: The ZW7-40.5 circuit breaker is capable of handling significant current fluctuations, ensuring stability and safety in high-voltage networks.
• Durable Design: Built to withstand outdoor environments, the circuit breaker is designed with materials and technologies that provide long-term reliability, even under harsh weather conditions.
• Advanced Arc Extinguishing: The vacuum interrupter technology used in this breaker provides superior arc extinguishing capabilities, enhancing safety and operational efficiency.
Application Areas:
This circuit breaker is ideal for installation in power distribution networks in industrial and utility settings, including substations and large-scale power systems, where reliable load management and fault protection are critical.
Installation and Maintenance:
The ZW7-40.5 is designed for easy installation and minimal maintenance, making it a cost-effective solution for high-voltage power systems. Its robust construction ensures a long service life with low maintenance requirements, even in challenging environmental conditions.
| Technical Specification | |||
| Rated voltage | kV | 40.5 | |
| Rated Frequency | Hz | 50 | |
| Rated current | A | 2000 | |
| lsc 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 | Isc25% | |
| 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 | cycles | 20 | |
| Mechanical life | cycles | 3000 | |
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