The Schneider Electric Masterpact MT32H1 is a high‑performance low‑voltage frame circuit breaker designed for power distribution and protection in industrial and commercial electrical systems.
Parameters
Parameter Specification
Product Family Schneider Electric Masterpact / MTZ2
Model / Frame Code MT32H1
Device Type Low‑Voltage Frame Circuit Breaker
Number of Poles 3 Poles (3P)
Rated Current (In) 3200 A
Network Type AC
Rated Operational Voltage (Ue) Up to 690 VAC, 50/60 Hz
Rated Insulation Voltage (Ui) 1000 VAC
Rated Impulse Withstand Voltage (Uimp) 12 kV
Breaking Capacity Code H1
Ultimate Short‑Circuit Breaking Capacity (Icu) High kA level depending on installed trip unit
Service Short‑Circuit Breaking Capacity (Ics) High kA level comparable to Icu
Short‑Time Withstand Current (Icw) High kA for 1 s
Control Type Push‑button (fixed or drawout version)
Mounting Mode Fixed or Drawout (frame/chassis)
Suitability for Isolation Yes
Selectivity Category Category B
Protection Functions Overload, short‑circuit, fault protection with optional electronic trip unit
Trip Unit Compatibility Compatible with electronic trip units (e.g., MicroLogic series)
Typical Application Industrial and commercial power distribution, service entrance protection