Disconnecting Switches
Disconnecting Switches
Disconnecting Switches
Disconnecting Switches
Disconnecting Switches
Disconnecting Switches

Wabtec´s disconnecting switches are designed for roof-mounted integration into the pantograph structure or on-board installation. The space- and weight-saving devices protect by earthing function 1,5 kV and 3 kV circuits during operation under AC overhead lines.

Compliant with IEC 60077, EN50388, EN45545-2 and NFPA130

Customer Benefits

On-Board switch:

  • 5 years maintenance-free
  • 50% space- and weight-saving solution (in comparison to standard roof-mounted solutions)
  • Emergency manual control included

Roof-mounted switch:

  • Robust design to withstand repeated overcurrent
  • Modular solution easily adaptable to different configurations
  • Integrated surge arrestor and revolving head for rigid HV connection

On-board disconnecting-earthing switch:

  • Designed for all AC and DC catenary systems.
  • Available actuation systems:
    • Electric drive
    • Manual operation in emergency mode
  • Designed to resist high humidity and extreme weather conditions

Roof-mounted switch:

  • Robust contact head to withstand 100 kA short circuits
  • Connecting pantograph to DC circuits
  • Earthing DC circuits under AC catenary
  • Standardized catalogue solution

 

Technical data “on-board switch”

  • Temperature range: -25° C to +70° C
  • Rated voltage: up to 25 kV AC
  • Control voltage: (24, 72) 110 V DC
  • Overvoltage category, EN 50124-1: OV3
  • Pollution degree, EN 50124-1: PD3

Technical data “roof-mounted switch”

  • Temperature range: -50°C to 70°C
  • Pollution degree, EN 50124-1: PD4
  • Overvoltage category, EN 50124-1: OV3 or OV4
  • Short circuit withstand, EN50388: Icc 100 kA peak

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