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German Railway Track Equipment (Zhejiang) Co., Ltd.

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D-U204ELK Relay
  • Product Details

Applications

This robust plug-in relay is suitable for harsh-environment applications demanding exceptional reliability and long service life. It delivers proven dependable performance when switching high DC inductive loads and low-current circuits. Boasting a compact form factor, a wide range of optional configurations and diverse socket options, the D-U200 series relays serve as an easy-to-use, highly flexible solution.


Description

This relay series is engineered for demanding rolling stock applications such as vehicle door control. Thanks to optimized structural design and carefully selected materials, the D-U200 relays withstand corrosive atmospheres, extreme low and high temperatures, shock, vibration, and environments ranging from dry to highly humid. An integrated snap-lock eliminates the need for external retaining clips, firmly securing the relay to its socket under all operating and mounting conditions.

All units come standard with a magnetic blow-out arc quenching system for high breaking capacity and extended contact service life, as well as back EMF suppression diodes.


Features

• Compact pluggable design

• Instantaneous contacts

• Standard back EMF suppression diode

• Magnetic arc blow-out structure

• Flat square silver-plated relay pins ensuring excellent contact with sockets

• Wide terminal sleeve compatibility

• Integrated snap-lock fastener

• Transparent cover

• High DC breaking capacity

• High flexibility with abundant optional variants

• Optional positive mechanical keying between relay and socket


Advantages

• Field-proven reliability

• Long-term product availability

• Easy maintenance

• Suitable for safety-critical applications

• Low total life-cycle cost

• Maintenance-free operation

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Base ModelContact TypeRated Voltage (VDC)Option CodeFunction Description
D-U201Standard Silver Contact24CLow temperature (-50℃) – Max contact current 8A
D-U207Standard Silver Contact36EGold-plated contacts
D-U202Standard Silver Contact48KExtra dust protection, IP50
D-U203Standard Silver Contact72LCoil LED indicator
D-U204Standard Silver Contact110NNo magnetic blow-out
D-U201Option E - Gold-plated Contact24QDual Zener diodes
D-U207Option E - Gold-plated Contact36W0132NO/2NC (-50℃)
D-U202Option E - Gold-plated Contact48W022Without diode
D-U203Option E - Gold-plated Contact72W031Weld-free transfer, 1NC/3NO
D-U204Option E - Gold-plated Contact110YWeld-free transfer, 2NC/2NO
D-U201Option M - Silver Tin Oxide Contact24ZWeld-free transfer, 3NC/1NO
D-U207Option M - Silver Tin Oxide Contact36MAgSnO₂ contacts, high weld resistance
D-U202Option M - Silver Tin Oxide Contact48PPolarized diode
D-U203Option M - Silver Tin Oxide Contact72TTest button
D-U204Option M - Silver Tin Oxide Contact110XDual-pole LED



X2Universal AC/DC coil



X6Yellow marking tape around relay body



X8DIN marking

 



    

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German Railway Track Equipment (Zhejiang) Co., Ltd.

Tel:+8613868770229

Email: jiangku@cnjkdq.cn

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