Obsolete Railway Relays


Obsolete Railway Relays

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Obsolete Railway Relays
 

ACD-U200 Battery voltage monitoring relay

Obsolete
  • Plug-in DC voltage monitoring relay
  • Adjustable pull-in voltage and hysteresis (with a multi-turn potentiometer)
  • 1 CO and 1 NO contact (weld no transfer)
  • Compact plug-in design
  • Flat, square silver plated relay pins for excellent socket connection
  • Wide range sockets
  • Integrated snap lock
  • Transparent cover
  • Flexibility by many options
Obsolete Railway Relays
 

ACTD4-U200 relay - Voltage monitoring, timer, del…

  • Voltage monitoring and time delay relay, delay on pull-in
  • Compact plug-in design
  • 4 C/O contacts
  • Delay time adjustable with lockable knob, fixed time delay possible (no knob)
  • Pull-in voltage adjustable with a lockable knob, fixed pull-in voltage possible (no knob)
  • Fixed drop-out voltage
  • No auxiliary supply necessary
  • Flat, square and silver plated relay pins
  • for excellent socket connection
  • Integrated snap lock
  • Optional positive mechanical keying relay to socket
Obsolete Railway Relays
 

FDA-U200 relay - Flashing, 2 pole

Obsolete
  • Flashing relay (symmetrical)
  • Duty cycle: 1/2
  • Compact plug-in design
  • 2 C/O contacts
  • Pulse time adjustable with a lockable knob
  • Pulse times between 0.5 s - 3 s
  • Also available with fixed pulse time (no knob)
  • Double zener diode coil protection
  • Flat, square and silver plated relay for excellent socket connection
  • Integrated snap lock
  • Optional positive mechanical keying relay to socket
Obsolete Railway Relays
 

FDA-U300 relay - Flashing, AC input, 2 pole

Obsolete
  • Flashing relay (symmetrical)
  • Duty cycle: 1/2
  • AC input
  • Compact plug-in design
  • 2 C/O contacts
  • Pulse time adjustable with a lockable knob
  • Pulse times between 0.5 s...3 s
  • Also available with fixed pulse time
  • Double zener diode coil protection
  • Flat, square and silver plated relay pins for excellent socket connection
  • Integrated snap lock
  • Optional positive mechanical keying relay to socket
Obsolete Railway Relays
 

KCS-U200 relay - Latching , 2 pole

This relay is obsolete from January 1, 2023
  • Latching (bistable) relay
  • Compact design
  • 2 C/O contacts
  • 2 galvanic isolated coils
  • Weld-no-transfer contacts
  • Flash barrier
  • 2.8 x 0.8 faston connections
  • Transparent cover
Obsolete Railway Relays
 

NSE relay - Over- and undervoltage monitoring

Obsolete
  • Overvoltage and undervoltage monitoring relay with delay on pull-in
  • AC input (50 Hz)
  • 2 C/O contacts
  • Overvoltage and undervoltage adjustable via lockable knobs
  • Overvoltage adjustment: 100...130%
  • Undervoltage adjustment: 70...100%
  • Delay time adjustable via lockable knob
  • Time delay range: 1...10 s
  • Auxiliary power supply necessary
  • Auxiliary power supply failure also detected
  • Screw terminals IP 20
  • Mounting on 35 mm rail
  • Mounting on any surface via 2 screws
Obsolete Railway Relays
 

NSR relay - Over- and undervoltage monitoring, 3-p…

Obsolete
  • Overvoltage and undervoltage monitoring relay with delay on pull-in
  • 3-phase 400 VAC input (50 Hz)
  • 2 C/O contacts
  • Overvoltage and undervoltage adjustable via lockable knobs
  • Overvoltage adjustment: 100 - 130%
  • Undervoltage adjustment: 70 - 100%
  • Delay time adjustable via lockable knob
  • Time delay range: 0.5 - 10 s
  • Auxiliary power supply necessary
  • Phase rotation error and auxiliary power
  • supply failure also detected
  • Screw terminals
  • Mounting on 35 mm rail
  • Mounting on any surface via 2 screws
Obsolete Railway Relays
 

PDF3-U200 relay - One-shot, 3 pole

Obsolete
  • Plug-in one-shot relay
  • 3 C/O contacts
  • Activated by negative going edge of DC voltage on input terminals (with auxiliary power supply)
  • Fixed pulse time
  • Standard pulse time 3 s, other pulse times on request
  • Magnetic arc blow-out
  • Two LEDs for status indication
  • Flat, square and silver plated relay pins for excellent socket connection
  • Integrated snap lock
  • Optional positive mechanical keying relay to socket
Obsolete Railway Relays
 

RC-19A relay - Current monitoring

This relay is obsolete from January 1, 2023
  • AC current monitoring relay
  • Compact design
  • 1 C/O contact
  • Easy installation
  • High continuous overcurrent possible
  • Protection against short circuit and low impedance
  • Also suitable for earth fault protection
Obsolete Railway Relays
 

TDBE-U200 relay - Delay-on & delay-off, 2 pole

  • Time delay relay with auxiliary supply
  • Delay-on pull-in and on drop-out
  • 2 C/O contacts
  • Both delay times independently adjustable with 2 lockable knobs
  • Also available with 1 or 2 fixed time delays (1 knob or none)
  • Total time delay range: 0.1 s...60 min
  • Weld-no-transfer contacts
  • Two LEDs for status indication
  • Flat, square and silver plated relay pins for excellent socket connection
  • Integrated snap lock
  • Optional positive mechanical keying relay to socket
Obsolete Railway Relays
 

TDE-U200 relay - Timer, delay-off, 2 pole

Obsolete
  • Time delay relay
  • Delay on drop-out (without auxiliary power supply)
  • Compact plug-in design
  • 1 C/O contact and 1 N/O contact
  • Weld-no-transfer contacts
  • Delay time adjustable with a lockable knob
  • Also available with fixed time delay
  • Total time delay range: 0.1 s up to 100 s
  • One LED for voltage presence
  • Flat, square and silver plated relay pins for excellent socket connection
  • Wide range sockets
  • Integrated snap lock
  • Transparent cover
Obsolete Railway Relays
 

TDE3-U200 relay - Timer, delay-off, 3 pole

  • Time delay relay
  • Delay-on drop-out (with auxiliary power supply)
  • Compact plug-in design
  • 3 C/O contacts
  • Delay time adjustable with a lockable knob
  • Also available with fixed time delay
  • Total time delay range: 0.1 s...60 min
  • Magnetic arc blow-out
  • Two LEDs for status indication
  • Flat, square and silver plated relay pins for excellent socket connection
  • Wide range sockets
  • Integrated snap lock
Obsolete Railway Relays
 

TDE4-U200 relay - Timer, delay-off, 4 pole

Obsolete
  • Time delay relay
  • Delay on drop-out (without auxiliary power supply)
  • Compact plug-in design
  • 4 C/O contacts
  • Delay time adjustable with a lockable knob
  • Also available with fixed time delay
  • Total time delay range: 0.1 s...100 s
  • Magnetic arc blow-out
  • One LED for voltage presence
  • Flat, square and silver plated relay pins for excellent socket connection
  • Wide range sockets
  • Integrated snap lock
Obsolete Railway Relays
 

UMD-U200 relay - Voltage monitoring

Obsolete
  • Voltage monitoring relay
  • Compact plug-in design
  • 1 C/O contact and 1 N/O contact
  • Pull-in voltage adjustable with a lockable knob
  • Also available with fixed pull-in voltage (no knob)
  • Very small hysteresis
  • No auxiliary supply necessary
  • Two LEDs for status indication
  • Flat, square and silver plated relay pins for excellent socket connection
  • Integrated snap lock
  • Optional positive mechanical keying relay to socket