Power Distribution electric low voltage switchgear cabinetThe GGD model low voltage switchgear is in conformity with GB7251.1 and JB/T5877 and IEC439-1 and is suitable for power plant, substation, combined substation and electric power system, which is three phases indoor AC with 50-60HZ, 380-660KV rated voltage,used to control,accept and distribute electric power.Structures The general formed cabinet assembled by frame in material of 8MF cold formed steel with parts welded.Considering heat dissipation problem shooting of cabinet,there are many designed slotted holes in both ends of sealed cabinet to form one natural ventilation channel.The golden radio designed cabinet body,with 20mm module mounting holes design,could be used for different system.The cabinet door's movable hinge connected to frame,it's easy for installation and disassembles.The rubber seal sheets which installed into overlap part of cabinet door prevent collision and improve protective level.The complete ground fault protection circuit, which formed by instrument door equipped with electrical components and frame and installed parts,keep the electricity safely.Top cover of cabinet could be disassembly for main bus-bar installation and adjustment.The lifting rings on four corner of cabinet could be used for lifting and installation.Working conditions: 1. Environmental temperature: -5ºC~ + 40ºC;(not be higher than average temperature 35 ºC in 24H).2. Altitude: ≤ 1000m .3. Relative humidity should below 50% in Max.Temperature 40ºC and humidity could below 90% in temperature 20ºC.4. Angle of inclination is ≤5°.5. Installation conditions: Free of explosive and corrosive gas,no severe vibration and shock.For special requirements and please check with manufacturer.