Safety Switches and Sensors

Preventing injury and loss of life across the UK’s rail network

Platform Screen Doors

Platform Screen Doors

Problem: Subject to demanding operation cycles, detection switches must perform dependably and comply with strict platform regulations

Solution: Use a positive drive limit switch (Bernstein I88), with 10 x 106 operational life expectancy and zero halogen construction (UL94-VO)

Helps to: prevent disruption to the widespread operation of the network system

Read more on our Platform Screen Doors

Blind-Spot Safety Sensors

Blind-Spot Safety Sensors

Problem: Trains departing with objects trapped in closed doors (e.g children’s reins)

Solution: Fit retroreflective sensor (Bernstein Photoelectric sensor OR20) across door openings to indicate to train drivers if areas are free of obstacle

Helps to: Prevent injury or loss of life

Read more on our Blind-Spot Safety Sensors

Position Monitoring

Position Monitoring

Problem: Used within a small aperture on regular operation cycles, the detection switches must perform dependably and comply within trainborne requirements

Solution: Use a compact limit switch (Bernstein Ti2 limit switch), with 3 x 10⁶ switching cycles and compact 45x30mm dimensions

Helps to: Maintain regular working cycles within an everyday environment and avoid any breakdowns

Read more on our Position Monitoring Switches

Dual Door Monitoring

Dual Door Monitoring

Problem: Doors may not close securely if closure mechanism fails when only one door is monitored

Solution: Fit secondary monitoring switch with special actuator (Bernstein GC range) to slave door

Helps to: Ensure secure closure of train doors.
Prevent injury or loss of life

Read more on our Dual Door Monitoring

TPWS & WSP

TPWS & WSP

Problem: Mounted to the underneath of trains, regular military connectors can fail due to water ingress

Solution: Replace exposed connectors with a customised, enclosed solution from Bernstein, sealed to IP67 and supplied in kit form, ready to install. Can be supplied as part of a continuous tailored changeover plan to deliver minimum downtime and disruption

Helps to: Improve a train’s safety integrity.
Prevent downtime, reducing lost revenue and inconvenience to customers

Read more on our TPWS & WSP

HABD

HABD

Problem: Mounted to the underneath of trains, regular connectors and cables can fail due to water ingress and freezing conditions

Solution: Replace exposed connectors with a customised, enclosed solution from Bernstein, sealed to IP67 supplied complete with bracketry, glands, terminals etc and ready to install. Has been supplied as part of a continuous tailored changeover plan to deliver minimum downtime and disruption

Helps to: Allows the train to work within its perimeters during cold weather to prevent breakdowns

Read more on our HABD