Air-insulated medium-voltage switchgear 8BT2

Robust and reliable design

Worldwide, air-insulated technology has served as a basis for an established, reliable power supply for more than 100 year. 8BT2 air-insulated medium-voltage switchgear has been launched by Siemens Turkey in 2001. Upon reflecting on the global need for a product at 36kV voltage level, manufacturing of 8BT2 has begun in Mexico and Colombia too   Your benefit  Saves lives Increases productivity Saves money Preserves the environment Ensures peace of mind

Product information

Air-insulated switchgear for primary distribution

8BT2 is a metal-enclosed, factory-assembled and type-tested medium voltage switchgear according to IEC 62271-200 for indoor application up to 36 kV. Loss of service continuity is category LSC 2B and partition class PM. 8BT2 is internal arc classified switchgear according to IAC A FLR up to 31.5 kA for 1 s arc duration. • Mainly used for power distribution • Eco-friendly thanks to vacuum technology • Easy installation and operation • Minimum maintenance
Rated voltage
kV
up to
36
Rated frequency
Hz
 
50/60
Rated short-duration power-frequency withstand voltage
kV
up to
70
Rated lightning impulse withstand voltage
kV
up to
170
Rated short-time withstand current, 3s
kA
up to
31.5
Rated peak withstand current 50 Hz / 60 Hz
kA
up to
79 / 82
Rated short-circuit breaking current
kA
up to
31.5
Rated short-circuit making current 50 Hz / 60 Hz
kA
up to
79 / 82
Rated normal current of busbar
A
up to
3150
Rated normal current of feeders
A
up to
3150
Degree of protection - enclosure
Degree of protection - between compartment
 
 
IP4X
IP2X
Dimension
- Width
- Depth (FL)
- Depth (FLR)
- Height

mm
mm
mm
mm
 

1200
2450
2700
2400
Classification according to IEC 62271-200
 
Partition class
PM (partition of metal)
Loss of service continuity category panels
LSC2B
Accessibility of compartments ( enclosure):
- Busbar compartment
- Switching device compartment
- Low-voltage compartment
- Cable compartment:
     Front access
     Rear access (in FLR only)

tool-based
interlock-controlled
tool-based

interlock-controlled and tool-based
tool-based
Internal arc classification
 
- Wall standing arrangement 36 kV
 
- Free standing arrangement 36 kV 
IAC A FL up to 31.5 kA, 1s

IAC A FLR up to 31.5 kA, 1s
Downloads

Downloads

Here you will find important information and documents concerning air-insulated medium-voltage switchgear 8BT2:
References

8BT2 success stories

Contact

Get in contact with our Customer Service

You can contact us 24/7. We are looking forward for your call or online request. Phone +49 180 524 70 00