SR-JXB Transformer Neutral Point Over -Voltage Protection Device
SR-JXB Transformer Neutral Point Protection Equipment is specifically designed for 110kV and 220kV power transformer neutral circuits. It protects transformer neutral insulation from overvoltage damage and enables switching between grounded/ungrounded neutral operation modes.
Integrated functionality & comprehensive protection
Stable and effective protection
Superior corrosion resistance
Features
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01
Integrated functionality & comprehensive protection
The SR-JXB series integrates disconnector, zinc oxide arrester, discharge gap, and current transformer into a single assembly. Features full functionality, compact size, easy installation/commissioning, and high reliability.
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02
Stable and effective protection
Overvoltage protection employs corrosion-resistant stainless steel hemispherical rod-shaped gaps. Ensures stable characteristics with precise coordination to arresters and transformer bushings. High thermal capacity prevents burnout, enhancing protection security and reliability.
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03
Superior corrosion resistance
Electrodes manufactured from stainless steel. Equipment base hot-dip galvanized. Disconnector operating mechanism housing and instrument transformer enclosures constructed of stainless steel plate.
Technical Specifications
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Rated voltage（kV）
126, 252
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Rated frequency（Hz）
50/60
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Rated normal current（A）
Up to 1600
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Operating Temperature（℃)
-50 ~ +55
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Ice coating（mm）
Up to 20
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Earthquake strength
Up to 0.5g
Tel : +021-61610502
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