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2026-03-18 2026-03-18
How can the internal cable layout of a photovoltaic box-type substation be optimized to reduce electromagnetic interference and temperature rise?
High-voltage busbars, as strong sources of interference, should be kept at a sufficient distance from control cables and should be avoided from being laid in parallel. -
2026-03-03 2026-03-03
How does an armored withdrawable AC metal-enclosed switchgear improve power supply safety in a 24kV three-phase AC system?
As a key piece of equipment in medium- and high-voltage power distribution systems, the armored withdrawable AC metal-enclosed switchgear plays a crucial role in improving power supply safety through optimized structural design, improved functional module -
2026-02-18 2026-02-18
Faced with increasingly severe harmonic interference in industrial power grids, how can AC low-voltage cabinets integrate power quality management functions?
As the core hub for power distribution and control, the GGD-type AC low-voltage cabinet is evolving from a traditional "power channel" to an "intelligent power management platform." -
2026-02-04 2026-02-04
How the AC Low-Voltage Cabinet Ensures Safe and Reliable Operation of Power Distribution Systems
The AC low-voltage cabinet—particularly the widely used GGD type—serves as a critical node in industrial and commercial power distribution networks. Designed for 50Hz AC systems with a rated voltage of 380V and currents up to 3150A, it functions as the ce -
2026-01-22 2026-01-22
How should the lightning protection grounding system of a photovoltaic box-type substation be designed to cope with complex weather conditions?
Power surge protectors and signal surge protectors should be installed close to the protected equipment to reduce the attenuation and distortion of lightning overvoltage on the transmission line. -
2026-01-08 2026-01-08
How does a low-voltage switchgear cabinet ensure it meets diverse electrical characteristics?
Against this backdrop, low-voltage switchgear cabinets achieve broad adaptability to different application scenarios through modular design, standardized structure, and a highly compatible accessory system.




