The Schneider Electric C164TM125 is a thermal magnetic trip unit designed for ComPacT NSX 160/250 circuit breakers. This trip unit, part of the ComPacT NSX series, provides essential overcurrent protection for electrical distribution systems. It is specifically engineered to safeguard equipment and personnel from thermal overloads and short-circuit events.

Technical details

• Series: ComPacT NSX
• Trip Unit Type: TM125D
• Application: For ComPacT NSX 160/250 circuit breakers
• Protection Type: Thermal Magnetic
• Current Rating: 125 A
• Number of Poles: 4
• Pole Configuration: 4d (4 normally open auxiliary contacts)
• Voltage Compatibility: Verify specific voltage requirements with the manufacturer's datasheet for the associated ComPacT NSX breaker.

Applications & compatibility

This trip unit is integral to the protection schemes of ComPacT NSX 160 and 250 frame circuit breakers. It is commonly deployed in industrial facilities, commercial buildings, and data centers for main and distribution panel protection, ensuring reliable power delivery and preventing equipment damage in applications such as motor control centers, lighting circuits, and power distribution boards.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the C164TM125 or contact our technical team for cross-reference assistance with compatible ComPacT NSX components.