The Schneider Electric Micrologic 6.0H Trip Unit is an advanced electronic protection and measurement module designed for use with low‑voltage Masterpact and similar circuit breakers. It provides comprehensive protection with adjustable LSIG protection functions (Long‑time, Short‑time, Instantaneous, Ground fault), integrated power and current metering, and enhanced diagnostics. The “H” designation includes harmonic and power quality measurement capabilities in addition to standard protective functions, enabling detailed system monitoring, advanced coordination, and improved reliability in industrial and commercial electrical distribution systems. The unit supports optional remote communication and ground fault test functions
Technical Parameters
Parameter Specification
Product Name Schneider Electric Micrologic 6.0H Trip Unit
Model / Family Micrologic 6.0H
Device Type Electronic trip unit with LSIG protection & harmonic measurement
Protection Functions Long‑time (overload), short‑time (overcurrent), instantaneous, ground fault (LSIG)
Metering Functions Power, current, and harmonic analysis (enhanced measurement)
Adjustable Settings Adjustable pickup and delay levels for L, S, I, and G elements
Ground Fault Test Integrated test button for ground fault testing
Application Protection & metering for low‑voltage breakers (Masterpact, etc.)
Operating Voltage Typically DC control supply (e.g., 24 Vdc) for electronics
Trip Logic Electronic logic with digital sensing and adjustable thresholds
Communication Options Optional communications depending on breaker platform
Mounting / Installation Field‑replaceable module installed in compatible circuit breakers
Standards Compliance Meets applicable IEC/UL/ANSI protection and measurement standards
Typical Use Cases Main, feeder and branch protection in industrial power distribution