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Combined Metal-clad AC Ring Main Unit Switchgear HXGN26-12(F)

  • Units in Stock: 100

Combined Metal-clad AC Ring Main Unit Switchgear HXGN26-12(F)

 HXGN26-12(F) Combined Metal-clad AC Ring Main Unit Switchgear ( hereafter referred to as Ring Main Unit ) are designed and manufactured by ourselves by importing foreign advanced technology and accord with the requirement of power supply in our country.
Through pattern test and long-run commissioning, it is up to IEC293 [Metal-clad AC Switchgear] standard and GB3906 [3-35KV Metal-clad AC Switchgear] standard as well as meet with reliable operation function of preventing false requested by Section Two. And the protection level is IP2X. As a new generation of HV Appliance required by urban power network  reconstruction and construction, it is featured by small in size, ight in weight, easily and smoothly operated,safe in usage, convenient in maintenance etc.

Product Feature :
      a.  Main switch is FN26-12 SF6 load;
      b. Three phases are end to end arrangement;
      c.  Two mechanisms: manual£¬manual and motor drive;
      d. Enclosure: complete aluminum zinc coated steel plate;
      e. Reliable 5 protection interlock system;
      f.  Easy control circuit connection between cabinets.

Type designation :

Combined Metal-clad AC Ring Main Unit Switchgear

Technical data :

Name

Unit

Data

Rated voltage

kV

12

Rated frequency

Hz

50

Rated current of main busbar

A

630

Rated short-time withstand current of main circuit and earthing circuit.

 

kA/s

25/2

Rated peak withstand current of main circuit and earthing circuit.

kA

63

Rated short-circuit making current of main circuit and earthing circuit.

kA

63

Load switch full capacity breaking  times

times

100

Fuse breaking current

kA

31.5 40

Mechanical endurance

times

10000

1min power frequency withstand voltage(r.m.s) phase to phase, phase to earth/isolating distance

kA

42/48

Lightning impulse withstand voltage (peak)phase to phase, phase to earth/ isolating distance

kV

75/85

Secondary circuit 1min power frequency withstand voltage

kV

2