Railway switchgear 16.7 Hz

General features

Air-insulated, single busbar:

  • Metal-enclosed
  • Withdrawable switching device
  • Bay-related testing (AGP)
  • Compartmentalisation:
    • Busbar compartment
    • Circuit breaker compartment
    • Cable compartment
    • Low voltage compartment
  • Internal arc classification: IAC AFLR 40 kA/0.5s
  • Partition class PM
  • Loss of service continuity category LSC 2B / PM
  • Degree of protection:
    • Enclosure and LV compartment IP 4x
    • Partitioning IP 2
Rated Values
Type / Voltage M7 / 17.5 kV
Current / Busbar ...2552 A
Current / Feeders ....2419 A
Short-time Current ...40 kA
Peak Withstand Current ...100 kA
Power-Frequency Withstand 50 kV
Voltage Lightning Impulse Voltage 125 kV

 

Dimensions
Type / Voltage M7 / 17.5 kV
Height (mm) 2250
Wide (mm) 800 / 1000
Depth (mm) 2000