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Product Characteristics of High Voltage Cabinet Equipment for Indoor AC High Voltage Sulfur Hexafluoride Ring Network

Indoor AC high voltage sulfur hexafluoride ring network high voltage cabinet equipment:

Product uses:

The ring network cabinet is suitable for indoor distribution devices with three-phase AC 50Hz and rated voltage 12kV. Widely used in industrial and civil cable ring network and power supply terminal.

Especially suitable for small secondary distribution stations, open and close stations, industrial and mining enterprises, urban residential areas, airports, railways, tunnels, high-rise buildings and other power systems as the role of receiving and distributing energy.

Product characteristics

1: Indoor AC high-voltage sulfur hexafluoride ring network switchgear is a new generation of metal enclosed switchgear, which uses sulfur hexafluoride load switch as main switch and adopts air-insulated cabinet, suitable for distribution automation, compact and expandable.

2: Ring network cabinet has the characteristics of simple structure, flexible operation and reliable interlocking. It can provide satisfactory technical solutions for various application occasions and different user requirements. The adoption of sensor technology and the latest protective relay, together with advanced technical performance and portable and flexible assembly scheme, can fully meet the changing requirements of the market.

3: Main technical parameters

Rated voltage KV load switch cabinet 12 combined electrical cabinet 12

Rated Frequency Hz Load Switchgear 50 Combination Electrical Apparatus 50

Nominal Current A Load Switchgear 630 Combination Electrical Cabinet 125

Rated short circuit closing current KA load switchgear 50 combination electrical cabinet 80

Main circuit resistance_load switch cabinet < 400 combined electrical cabinet < 400

The rated insulation level KV: 1 min power frequency withstand voltage is inter-phase, relative 42 fracture 48;

Lightning impulse withstand voltage is different, relative 75 fracture 85

Auxiliary circuit 1 min power frequency withstand voltage KV load switch cabinet 2 combined electrical cabinet 2

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