The Acti 9 iEZ EZD100M MA 3P 50A is a three-pole, 50A electronic circuit breaker from Schneider Electric's advanced Acti 9 range. It is equipped with a Micrologic "MA" electronic trip unit, which stands for "Modbus Addressable." This unit provides not only adjustable protection for overloads and short-circuits but also built-in Modbus communication capability
Parameters:
Parameter Value / Description
Rated Current (In) 50 A (Thermal setting Ir is adjustable within a range, e.g., 0.4 - 1.0 x In).
Number of Poles 3
Tripping Unit Type Electronic Micrologic MA (Intelligent, with embedded communication).
Communication Protocol Modbus RTU over RS-485 serial bus.
Rated Operational Voltage (Ue) 400 V AC (3-phase)
Rated Insulation Voltage (Ui) 690 V
Rated Ultimate Breaking Capacity (Icu) 36 kA at 400V AC (IEC 60947-2)
Protection Functions L - Long-time delay (Adjustable Ir, tr), S - Short-time delay (Adjustable Isd, tsd), I - Instantaneous (Adjustable Ii).
Measurement & Monitoring (via Modbus) Phase Currents (IL1, IL2, IL3), Neutral Current (In), Voltage, Frequency, Active/Reactive/Apparent Power, Power Factor, Energy (kWh), etc.
Standard IEC 60947-2
Mounting Fixed on 35mm symmetrical DIN rail.
Width 108 mm (3 modules)
Connection Front connection with screw-clamp terminals.