The Schneider Electric LV438136 is a thermal magnetic trip unit designed for use with the Compact NSX 160 DC circuit breaker series. This specific unit, designated TM125DC, is engineered for DC applications and features a 125 Ampere rating. Its 3-pole, 3-decimal (3d) configuration indicates its suitability for three-phase DC power distribution systems requiring precise overcurrent and short-circuit protection.

Technical details

• Series: Compact NSX DC
• Trip Unit Type: TM125DC
• Protection Type: Thermal Magnetic
• Current Rating: 125 A
• Poles: 3P (3-Pole)
• Configuration: 3d (3-Decimal)
• Voltage Compatibility: Designed for DC systems; specific voltage rating should be verified against the Compact NSX 160 DC breaker datasheet.
• Interrupting Capacity: Refer to the Compact NSX 160 DC breaker datasheet for specific interrupting capacity ratings.

Applications & compatibility

This trip unit is integral to Schneider Electric's Compact NSX 160 DC circuit breakers, commonly deployed in DC power distribution panels for industrial facilities, renewable energy systems (such as solar farms), and transportation infrastructure. Its robust thermal magnetic protection ensures reliable operation and safety in demanding DC environments.

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 LV438136 or contact our technical team for cross-reference assistance with compatible Compact NSX DC components.