Technical Specifications Basic Identification Brand: Alstom Model: MEC 032-2 OEM Part Number: 029.148533 Product Category: Miniature Circuit Breaker (MCB), Thermal Magnetic Trip Application: Railway control cabinet, industrial power distribution, auxiliary motor circuit protection Electrical Performance Parameters Rated Continuous Current (In): 32 A Pole Number: 2 Poles (2P, double-pole full protection) Rated Operational AC Voltage (Ue): 230/400 VAC, 50/60 Hz DC Rated Voltage: 96 VDC Rated Insulation Voltage (Ui): 440 V Rated Impulse Withstand Voltage (Uimp): 4 kV Rated Short-Circuit Breaking Capacity (Icn): 10 kA @ 400 VAC Trip Curve Characteristic: Standard C-curve industrial thermal-magnetic Thermal overload trip: Inverse long time delay, anti-overheating protection Magnetic instantaneous trip: 8~10 × In, rapid short-circuit cut-off Current Limiting Class: Class 3 current-limiting design Mechanical & Installation Specs Mounting Method: Standard 35mm DIN rail snap-on installation Terminal Connection: Screw clamp terminals Applicable Copper Wire Range: 18 AWG ~ 6 AWG / 1.0 ~ 16 mm² Operating Handle: Manual toggle switch with status indicator Installation Orientation: Vertical standard mounting Physical Dimensions & Weight Module Width: 36 mm (2 modular unit width) Overall Height: 80 mm Depth from DIN rail: 72 mm Net Unit Weight: 0.24 kg Environmental & Certification Operating Temperature: -20 ℃ ~ +60 ℃ Storage Temperature: -40 ℃ ~ +85 ℃ Relative Humidity: 5% ~ 95% non-condensing Certifications: CE certified, IEC 60898-1, IEC 60947-2 compliant, RoHS compliant Feature: Reverse feed capable, shock & vibration resistant for railway industrial scenarios