Gas-insulated switchgear 8DA11/8DA12 (traction power supply systems)

Flexible and powerful

Description

8DA11/8DA12
8DA11/8DA12 (traction power supply systems)

  • Up to 27.5 kV, 31.5 kA (3s), 3150 A busbar, 2500 A feeder

  • Metal-enclosed

  • Gas-insulated

  • Hermetically single-pole enclosed

  • Factory-assembled, type-tested switchgear
    according IEC 62 271-200

  • Customer's Benefit:
    - Security of Operation, Reliability
    - Personal Safety
    - Environmental Independence
    - Compactness
    - Maintenance-free Design
    - Cost-efficient, Ecological


Technical Data

Rated voltage

kV

15

25

Rated operation voltage

kV

17.5

27.5

Rated frequency

Hz

16.7

50/60

Rated short-duration power-frequency withstand voltage
- Earth
- Isolation

 
kV
kV

 
50
60

 
95
110

Rated lightning impulse withstand voltage
- Earth
- Isolation

 
kV
kV

 
125
145

 
200
220

Rated short-circuit making current

kA

80

80

Rated short-circuit beaking current

kA

31.5

31.5

Rated normal current of busbar

A

3150

3150

Rated normal current of feeder

A

2500

2500

Degree of protection - Primary part
Degree of protection - Secondary part

IP65
IP3XD

IP65
IP3XD

Dimensions
- Width
- Depth (1-pole, 2-pole)
- Height (Standard


mm
mm
mm


600
865/1245
2350


600
865/1245
2350

Classification according to IEC 62 271-200

Partition Class:

PM

Loss of Service Continuity Category:

LSC 2

Accessibility of Compartments:
- Busbar compartment:
- Switching device compartment:
- Low-voltage compartment:
- Cable compartment:

tool-based
tool-based
tool-based
tool-based

Internal arc classification:

IAC A FLR 31.5 kA 1s


Front and side view

Example: 8DA11 single-pole circuit-breaker panel up to 2000A

 

Please see further details in catalogue (Catalogue can be found under Download).

Approval

Selective Approval

Gost, Russland

Gost, Russland
Approval 04/2011

Shell Global Solutions, Niederlande

Shell Global Solutions, Niederlande
Approval 01/2010

References

Selective References

Customer

Country

A/S Storebælt

Denmark

AMTRAK

United States of America

Bulgarian State Railways (EAD)

Bulgaria

Delhi Airport Metro Express Private Ltd.

India

Deutsche Bahn

Germany

Finnish Railways

Finland

KiwiRail Ltd.

New Zealand

Kowloon-Canton Railway Corporation (KCR )

Hong kong

Kwang Myung Industry Co. Ltd.

Corea

Ministry of Railways

China

National Railway Company of Belgium (SNCB)

Belgium

National Railway Company of France (SNCF)

France

National Railway Company of Hungary (MAV)

Hungary

Network Rail

United Kingdom

NIIEFA Energo

Russia

NS Havenspoorlijn

Netherlands

Queensland Rail Ltd.

Australia

Romanian Railway National Company (CFR)

Romania

RWE Rheinbraun AG

Germany

State Railway of Thailand

Thailand

The State of Netherlands

Netherlands

ZSR Slovak Railroads

Slovakia