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The SIEMENS 3TX7117-5PC03 is a premium plug-in relay socket designed to accept and secure plug-in relay modules in control panel and automation wiring applications. This socket provides a reliable, removable mounting interface that allows relay modules to be swapped out without disturbing the surrounding wiring. It is suited for industrial control, building automation, and HVAC electrical control panels where serviceability and wiring organization are priorities. Electricians and controls technicians typically install these sockets during panel build or retrofit work.
The 3TX7117-5PC03 socket is used in residential and commercial electrical control panels, HVAC control systems, and light industrial automation enclosures. It is intended for applications where plug-in relay modules must be mounted on DIN rail or surface-mounted assemblies, enabling fast module replacement during service calls without rewiring terminal connections.
Designed as an OEM-style plug-in relay socket for use with compatible SIEMENS 3TX7 series plug-in relay modules in control panel and automation wiring applications.
Installation is typically performed by a licensed electrician or qualified controls technician. De-energize and lock out the control panel before installing or removing relay sockets per NFPA 70E safe work practices. Ensure the relay module pin configuration matches the socket before seating the module. Follow applicable NEC requirements for control wiring and panel assembly.
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