Technical Parameters Basic Information Brand: Alstom Converteam Part No.: KCEG14201N51CEC Form Factor: Standard 3U slide-in rack pluggable module Matching Equipment: EP3-E-4-EN, EPIC-III traction main control card, KBCH/KAVS series auxiliary power supply Application: European metro, light rail traction converter IGBT driving, real-time fault detection and protection Control Power Supply Rated operating voltage: DC 24V vehicle control power Operating range: 18 VDC ~ 30 VDC Max power consumption: 12 W Protection: Reverse polarity protection, TVS surge suppression, independent channel hardware short-circuit interlock Core Drive & Signal Functions Multi-channel galvanically isolated high-speed IGBT gate pulse output for traction power modules Analog sampling: 4–20mA temperature sensor, DC-link voltage, phase current real-time acquisition Full fault diagnosis: Overcurrent, overtemperature, gate power loss, IGBT breakdown, wiring disconnection alarm Isolated DC24V digital safety interlock input from cabinet safety loop contacts Communication: Alstom proprietary high-speed backplane bus, upload fault codes and waveform data to main CPU Mechanical Specifications Dimension: H130 mm × W98 mm × D220 mm PCB treatment: Full acrylic conformal coating, anti-moisture, anti-corrosion, anti-mold Front panel LED indicators: HV Power OK, Drive Active, Module Fault, Communication Error Fastening: Anti-loose lock buckle, stable contact under long-term vehicle vibration Railway Environmental & EU EN Compliance Operating temperature: -25 ℃ ~ +70 ℃ Storage temperature: -40 ℃ ~ +85 ℃ Humidity: 5% ~ 95% non-condensing Vibration standard: IEC 61373 railway rolling stock Shock resistance: 12g half-sine wave impact test EMC standard: EN 50121-3-2 railway vehicle electromagnetic compatibility Fire safety grade: EN 45545-2 HL2 low smoke, low toxicity flame retardant