Technical Parameters Basic Information Brand: Alstom Converteam Part Number: KBCH13001P15LEH Form Factor: Standard 3U slide-in rack pluggable module Matching system: EP3-E-4-EN / EPIC-III traction CPU, KCEG series gate drive boards, RIOM T35 remote I/O Application: European urban metro, light rail traction converter internal isolated auxiliary power source HV Input Specifications Input source: Vehicle main traction DC link Input voltage range: 400 VDC ~ 900 VDC wide fluctuation range Max rated input power: 360 W Input protection: Overvoltage, undervoltage, reverse polarity, HV surge absorption, input overcurrent fuse Galvanically Isolated Multi Output Channels DC24V / 6.5A: RIOM I/O modules, relays, signal sensors ±15V / 3A: Analog sampling, temperature & current sensor circuits ±5V / 4.2A: DSP main control CPU, logic and communication circuits Dual isolated ±18V: Dedicated power supply for IGBT gate drive monitoring boards All outputs fully isolated from high-voltage DC link primary side Independent per-channel protection: Short-circuit lockout, overcurrent, overheat auto shutdown & auto recovery Mechanical Specifications Overall dimension: H130 mm × W98 mm × D220 mm PCB protection: Full acrylic conformal coating, anti-moisture, anti-corrosion, anti-dust, anti-mold Front panel LED indicators: HV Input OK, 24V Aux Output, Gate Drive Power Fault, Overheat Alarm Fastening: Anti-looseness lock buckle, stable contact under long-term vehicle vibration Railway Environmental & EU EN Compliance Operating temperature: -25 ℃ ~ +70 ℃ Storage & transport temperature: -40 ℃ ~ +85 ℃ Relative 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