China Perfil de ingeniería eléctrica y de red | VOLTFORMER

China: 50 Hz; MV 35/20/10/6 kV; HV 1100/1000/750/500/330/220/110 kV; GB/T 1094, GB 20052-2024, DL/T 572, State Grid Standards.

China Perfil de ingeniería eléctrica y de red

China: 50 Hz; MV 35/20/10/6 kV; HV 1100/1000/750/500/330/220/110 kV; GB/T 1094, GB 20052-2024, DL/T 572, State Grid Standards.

China Perfil de ingeniería eléctrica y de red

China

Grid frequency

50 Hz

Distribution voltages

35, 20, 10, 6 kV

Transmission voltages

1100, 1000, 750, 500, 330, 220, 110 kV

Low-voltage levels

400, 230 V

MV Lightning Impulse Withstand (BIL)

170 kVp

MV Power Frequency Withstand (1 min)

70 kV RMS

Typical MV Fault Rating

31.5 kA RMS

MV Neutral Grounding Regime

low-resistance

Specific Creepage Distance

25 mm/kV

Design Seismic Acceleration (PGA)

0.25 g

Energy Efficiency Regulation

GB 20052-2020 (Grade 2 Energy Efficiency)