UNION SWITCH AND SIGNAL N451052-4601 QUICK SHUNT GUARANTEED TAKE OUTS N4510524601

Description:

The Union Switch and Signal N451052-4601 Quick Shunt is used in railway signaling and train detection systems to provide rapid shunt detection capabilities within MicroLok II applications. Commonly installed in interlocking systems, track circuits, switch lock release zones, and heavy-traffic rail signaling environments requiring fast train occupancy detection. Maintenance teams and system integrators use this part for replacement, retrofit, and expansion of existing railway signaling installations.

Applications:

The Union Switch and Signal N451052-4601 Quick Shunt is used in rail transit environments requiring accelerated train shunt detection and track occupancy monitoring. It is commonly applied in MicroLok II signaling systems and coded track circuit installations where reduced detection times enhance operational safety and efficiency.

Technical Specifications:

• Brand: Union Switch and Signal
• Part Number: N451052-4601
• Product Type: Quick Shunt
• Function: Rapid train shunt detection
• Compatible System: MicroLok II Applications
• Shunt Detection Time: Approximately 100 milliseconds
• Track Detection Zone: Up to 75 ft. (22.9 m)
• Housing Design: AFO-style enclosure with dual 8-way screw-lock connectors
• Application: Railway track circuit systems
• Compatible Equipment: Coded track interface panels and vital input PCBs
• System Type: Railway signaling and train detection system
• Installation Type: Wayside signaling configuration
• Intended Use: Replacement and maintenance service
• Condition: Guaranteed take-outs

Common Replacements:

• Union Switch and Signal N451052-4601 Quick Shunt
• Ansaldo STS N451052-4601 Quick Shunt
• MicroLok II Quick Shunt Module