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- Company Name : Hengyang Guoneng Mechanical And Electrical Equipment Co., Ltd.
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LVQB(T)-550 (400, 525) Current transformer
Product Detailed
Related Categories:Transformers
Current transformer LVQB(T)-550
Rated voltage 500 (400) kV
Rated insulation level 525 (420) / 680 (630) /1550 (1425)
Model: Current transformer LVQB(T)-330 (362)
Specifications:
(Rated voltage) 330 kV (Rated insulation level) 362/510/1175 kV Notes, switching impulse withstand voltage is 950kV (Rated frequency) 50 or 60 Hz (Rated primary current) 2×600 ~ 2×2000 A (Rated secondary current) 1 or 5 A (Accuracy limit factor) 10, 15, 20, 30, 40 (FS) (Instrument security factor) FS<=5, FS<=10 (Rated secondary burden) 20 ~ 50 VA Characteristic parameters of TPY :Kssc=10 ~ 20, T1=0.06 ~ 0.01S, C-0.1S-0-0.5S-C-0.1S-0 (kA) Rated short-time thermal current :50 ~ 63 (3s) (kA) Rated dynamic current 125 ~ 160 (peak) (MPa 20°C) Rated pressure (for SF6) 0.4 (MPa 20°C) Compensating pressure (for SF6) 0.35 Annual leak rate of SF6 <0.5% (μL/L)Moisture content of SF6 <=150 (Flashover distance) >=3050 mm (Oil weight / Net weight) 30 / 1500 kg (L*W*H) Packing dimension (mm) 4750*1650*1150LVQB(T)-550 (400, 525) Current transformer
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