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QJ25 series Buchholz relay

2 year ago
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Product parameters 1. Relay pipeline diameter is ф 25, 2. Working temperature of relay: - 30 ℃ -+95 ℃ 3. Signal contact action gas capacity: 250-300cm3 4. Rated capacity of contact: 220V 0.3A, 110V 0.6A (S 5X10 S) 5. Insulation strength: 2000V/nim 6. Sealing performance: the relay is filled with transformer oil and pressurized at room temperature for 200Kpa/20min without leakage. 7. Seismic resistance: when the vibration frequency (positive wave) is 4-20 Hz and the acceleration is 4g, the relay will not misoperate.
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1 min
Address: Zhengzhou, China


Main Product: Oil Immersed Transformer, Dry Type Transformer, Isolation Transformer, Auto Transformer , Control Transformer, Distribution Transformer

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