KCEG14201N51EEE is EU EN standard railway-grade 3U plug-in gate drive control board for Alstom European metro and light rail traction converter racks. It outputs isolated high-speed PWM trigger pulses to high-power traction IGBT modules, collects power unit temperature, DC-link voltage, phase current and multi-type hardware fault signals, and exchanges real-time operating data & fault logs with EP3-E-4-EN / EPIC-III master traction CPU via proprietary rack backplane bus.

KBCH12001P15MEL is railway EN compliant 3U plug-in high voltage auxiliary power board for Alstom metro and light rail traction converter racks. It converts wide-range traction DC-link high voltage into multiple galvanically isolated low-voltage power rails for EP3/EPIC traction master CPU, IGBT gate drive PCBs, analog signal sampling boards and RIOM remote I/O modules.

ALSTOM 57721819 is railway certified 3U plug-in signal processing & safety interlock board for Alstom metro and light rail traction converter racks, EU EN compliant rolling stock version. It integrates multi-channel isolated analog sampling, high-voltage safety chain digital IO and rack backplane communication, collecting DC-link voltage, phase current, power module temperature signals and processing vehicle safety interlock logic, exchanging real-time operational data and fault codes with EP3/EPIC master traction CPU.

P/N 55999-943-01 is EN certified railway-grade 3U plug-in gateway board for Alstom metro & light rail traction racks. It acts as bidirectional data bridge between EP3/EPIC traction master controller and vehicle TCMS (Train Control & Management System), integrates opto-isolated digital safety interlock I/O, fault log storage and internal rack backplane communication.

TM7105-001 is EU EN certified railway standard 3U plug-in communication and digital interlock board for Alstom metro and light rail traction converter racks. It serves as an isolated data gateway between the EP3 / EPIC-III traction master control unit and vehicle TCMS (Train Control & Management System).

MVAJ053RA0501B is EU EN certified railway-grade 3U plug-in high-voltage auxiliary power board for Alstom metro & light rail traction converter racks. It converts wide-range traction DC-link high voltage into multiple galvanically isolated low-voltage power rails for EP3/EPIC traction master CPU, IGBT gate drive PCBs, analog signal sampling boards and TCMS communication IO boards.

MVAXR02B1DA0754B is EN-standard railway-grade 3U plug-in auxiliary power board for Alstom European metro & light rail traction converter racks. It extracts power from vehicle wide-range traction DC-link high voltage and converts it into multiple galvanically isolated low-voltage power buses to supply EP3/EPIC traction master CPU, IGBT gate drive monitoring boards, analog signal sampling modules and TCMS communication I/O boards.

MVAXR02B1DA1004B is EU EN certified railway-grade 3U plug-in high-voltage auxiliary power module for Alstom European metro and light rail traction converter racks. It takes power from vehicle traction DC-link high voltage and converts it into multiple fully isolated low-voltage power rails to feed EP3/EPIC traction master CPU, IGBT gate drive monitoring boards, analog signal sampling boards and TCMS communication I/O boards.

MMLB01 is standard railway 3U plug-in digital input/output expansion board for Alstom metro/light rail traction converter racks, EN rolling stock compliant. It expands large quantities of opto-isolated DC24V digital signals for auxiliary equipment status collection and logic control, communicates with master traction CPU via internal rack backplane bus, matched with EP3/EPIC control platform.

MVTP31V1CC1002C is EU EN certified railway-grade 3U master digital control board for Alstom metro & light rail traction converter racks. It serves as the core CPU unit of the entire traction system, executing closed-loop vector control of traction motors, processing all analog sampling signals, safety interlock logic, rack internal bus communication and TCMS vehicle train bus data interaction.