SR-JXB Transformer Neutral Point Over -Voltage Protection Device
SR-JXB transformer neutral over-voltage protection device, used for 110kV, 220kV power transformer neutral circuit, to protect the transformer neutral insulation from over-voltage damage, can realize the conversion of earthing running and earthing-free running of transformer neutral point.
Complete set, full function
Stable characteristics and effective protection
Good anti-corrosion function
IEEE
IEC
Energy Storage
Power
Advantages
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01
Complete set, full function
SR-JXB series neutral point overvoltage protection device is a whole set of devices which combines disconnect switch, zinc oxide arrester, discharging gap and current transformer. It possesses the functions such as complete functions, small volume, convenient installation and debugging and high reliability.
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02
Stable characteristics and effective protection
Overvoltage protection device adopts stainless steel hemispherical clavate gap with stable features, which can cooperate with the arrester and the insulation of transformer accurately. It has large heat capacity, uneasy to burnt up and increases the safety and reliability.
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03
Good anti-corrosion function
The electrode is made of stainless steel, the base of the device is treated with hot dip galvanized, and the isolation switch operating mechanism box and transformer box are made 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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