GGD AC low voltage switchgear, power distribution box

1,low-volt switchgear, 2,IEC439 3, distribution mcb distribution board power distribution box

  Descriptions and applications:

GGD AC low voltage distribution cabinet meets the requirements of  IEC439 " Low-voltage complete switch equipment and control equipment" standard and GB7251 " Low-voltage complete switch equipment ".It has the features of high breaking capacity,good dynamic and  thermal stability,flexible electric schemes,convenient system combination,novel structure of  inside and outside cabinet body,high protection grade,more practical and so on.It can be as an upgrading product of conventional low voltage complete switch equipment.              GGD AC low voltage distribution cabinet is suitable to be used for electrical energy conversion, distribution and control of the motive power,lighting power distribution equipment in the power system with AC,50Hz,380V. Its maximum current can up to 3150A,widely be used in power plants,substations,industrial and mining enterprises and other power users.              According to the different request of users,there are 129 main circuit design schemes and 298 kinds of specifications for GGD AC low voltage distribution cabinet.Among them,49 design schemes and 123 kinds of specifications for GGD1;53 design schemes and 107 kinds of specifications for GGD2;27 design schemes and 68 kinds of specifications for GGD3.  power distribution box   Operating environment: 1)Ambient temperature:-5°C~40°C;2)Altitude:≤2000Meter;3) Relative humidity:≤90%,if temperature is +20°C,;≤50%,if temperature is +40°C,;4)The sits of use should no dust, no direct sunlight, no rain, no corrosion,no severe vibration.5)Vertical installation ( inclination≤5°)    Main technology specifications:  

Item	Unit	Data
Rated operating voltage	V	AC400/690
Rated insulation voltage	V	AC690/1000
Rated operating frequency	Hz	50(60)
Rated breaking current	KA	50(virtual value)
Maximum operating current(in)	A	3200
Shell protection grade		IP20~IP40

GGD AC low voltage switchgear, power distribution box