The Schneider Electric Masterpact MTZ1 10H3 is a fixed-mount circuit breaker designed for robust electrical distribution systems. This 1000 Amp, 3-pole breaker is part of the Masterpact MTZ series, a line known for its advanced protection and control capabilities in medium-voltage applications. It is specifically configured without the Micrologic electronic trip unit, allowing for integration with external protection schemes or specific system requirements.

Technical details

• Series: Masterpact MTZ1
• Configuration: 3-pole, fixed mounting
• Current Rating: 1000 Amperes
• Voltage Class: Typically rated for medium voltage applications; specific voltage rating should be verified against manufacturer datasheet for the 10H3 designation.
• Trip Unit: Supplied without Micrologic electronic trip unit, requiring external protection or control.
• Interrupting Capacity: Specific interrupting rating should be verified against manufacturer datasheet for the 10H3 designation.
• Frame Size: MTZ1 frame size, indicating a specific physical and electrical capacity within the Masterpact family.
• Connection Type: Fixed terminal connections for permanent installation.

Applications & compatibility

This Masterpact MTZ1 circuit breaker is suitable for use in main distribution switchboards, motor control centers, and as a feeder breaker in industrial facilities. Its configuration without an integrated Micrologic unit makes it ideal for systems requiring custom protection coordination or integration with advanced external protective relays and automation systems.

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 LV846438 Schneider Electric circuit breaker or contact our technical team for cross-reference assistance with compatible Masterpact MTZ components.