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Help CenterThree-Phase Outdoor Circuit Breaker LW8A/LW8 Compliant With IEC 62271 Standards
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Jinhua Dika Electrical Equipment Co., Ltd., a certified ISO9001 manufacturer based in Zhejiang, China, proudly presents the LW8A/LW8 Series Three-Phase Outdoor Circuit Breaker. Engineered to meet rigorous IEC 62271 standards, this breaker delivers reliable protection for high-voltage power distribution networks across global industrial applications. With over $1 million in annual exports to five continents, our solutions are trusted by utilities and energy providers worldwide.
Key features include:
- Robust Outdoor Design: IP65 protection ensures operational integrity in harsh weather conditions
- Advanced Arc Quenching: SF6 gas insulation provides superior dielectric strength
- Precision Control: Spring-operated mechanism guarantees accurate trip timing (±2ms)
| Parameter | Specification |
|---|---|
| Rated Voltage | 12kV, 24kV, 36kV, 40.5kV |
| Rated Frequency | 50/60Hz |
| Mechanical Life | 10,000 operations |
| Operating Temperature | -30°C to +55°C |
This circuit breaker reduces maintenance costs by 40% compared to conventional models through its self-lubricating contacts and corrosion-resistant stainless steel components. The modular design allows for rapid field servicing without complete dismantling, minimizing downtime during critical operations.
Trusted Performance: With shipments processed through major ports including Shanghai, Tianjin, and Ningbo, our products reach clients across North America, Europe, and Asia-Pacific. Our 11-50 skilled engineers provide comprehensive technical support and customizable configurations upon request. Experience power distribution security engineered for extreme environments - contact us today for project-specific quotations.
FAQ Section
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Q: What environments suit this circuit breaker?
A: Designed for outdoor substations, industrial plants, and renewable energy installations exposed to temperature extremes. -
Q: Is factory acceptance testing available?
A: Yes, we provide witnessed FAT protocols with detailed documentation packages. -
Q: What maintenance intervals are recommended?
A: Visual inspections every 6 months with comprehensive servicing every 5 years or 5,000 operations. -
Q: Can you provide bushing adapters for existing switchgear?
A: Custom interface kits are available for legacy equipment integration. -
Q: What control voltage options exist?
A: Standard models support 110VDC/220VDC with 48VDC and AC variants upon request. -
Q: How does the SF6 handling comply with environmental regulations?
A: Our gas recovery systems meet IEC 62271-303 emission standards with ≤0.1% annual leakage rate.
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