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SLX24 series Solid Insulated Ring Main Unit

  • SLX24 series Solid Insulated Ring Main Unit-1
  • Description
  • Specification
  • Features
  • Size
  • Catalogue

SLX24 series solid insulated Ring Main Unit, a new generation of smart switchgear for power distribution industry, was developed by Galaxy Switch independently, based on much investigation on Chinese and overseas markets, by absorbing advanced technology in the industry. It features no SF6 gas, new structure, high performance, no internal arc, compact design, safe, environmentally friendly, maintenance free, etc.

 

The SLX24 series solid insulated Ring Main Unit is the first product of this kind (including its components) that is fully type tested in CHINA NATIONAL HIGH VOLTAGE APPARATUS QUALITY SUPERVISION & INSPECTION CENTER. 



Description

Unit

SLX24-K

SLX24-T

SLX24-V

SLX24-B

Rated voltage

kV

12

Power frequency withstand voltage1min

Phase to phase/earth

kV

42

Across isolating distance

kV

48

Impulse withstand voltage

Phase to phase/earth

kV

75

Across isolating distance

kV

85

Rated frequency

Hz

50

Rated current

A

630

630

630

Rated short-circuit breaking current

kA

 

20/25

 

Rated short-time withstand current 4s

kA

20/25

 

20/25

20/25

Rated peak withstand current

kA

50/63

 

50/63

50/63

Rated short-circuit making currentpeak

kA

50/63

50/63

50/63

Rated transfer current

A

 

2500

 

 

Rated active load breaking current

A

630

 

 

630

Rated close-loop breaking current

A

630

 

 

630

5% rated active load breaking current

A

31.5

 

 

31.5

Rated operation sequence

 

 

 

O-0.3s-CO-

180s-CO

 

Mechanical life

VCB/LBS

Ops.

10000

DS/ES

3000

Protection degree

Enclosure

IP4X

   Primary

IP67

Electrical life

Class

E3

 

E230

E3

Partial discharge of complete panel

pC

≤10


Remarks: Rated current of switch-fuse panel is subject to rating of fuse link, and up to 125A;

                     ② Subject to rating of fuse link.






Separate-phase modular design;

Outer surface of poles painted with semi-conductive layer and earthed;

Pressure relief port on insulating box(switching compartment);

Fully solid insulated and sealed design;

Unique internal structure design;

Full application solution, free combination;

Smart application;

High altitude application


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