Jun172026
43297029

ALSTOM 43297029 | VME Utility Module Auxiliary Power & Serial Interface Board ALSPA C80/HPC Rack Field Service Notes

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Component Snapshot At-a-Glance Model: ALSTOM 43297029, labeled UTILITY MODUL Alt. P/N: No direct factory cross-revision part number; no drop-in functional substitute without rack logic modification Product Series: ALSPA C80 / HPC VME turbine & generator control rack peripheral utility board Hardware Type: Single-height VME plug-in PCB, front panel DB9 serial port, multi-channel status LED array,…

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Jun172026

ALSTOM PIB1201A 3BEC0067 | ALSPA S3/S4 VME Multi-Channel Communication & Power Interface Board Turbine Generator Control Spare – Field Service Notes

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Component Snapshot At-a-Glance Full Model: PIB1201A Manufacturer Part Code: 3BEC0067 Brand: ALSTOM / Converteam (legacy ALSPA P320 S3/S4 turbine & generator control platform, later GE Grid Solutions) Alt P/N: PIB1201B (enhanced redundant communication revision, incompatible firmware); PIB310 (rack power board without communication channels) Product Series: PIB1200 series multi-function VME interface board, standard 6U VME rack…

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Jun172026
ALSTHOM PIB310 3BHB0190

ALSTOM PIB310 3BHB0190 | ALSPA S3/S4 VME Power Interface Board Rack DC Power Distribution & Signal Isolation Module – Field Service Notes

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Component Snapshot At-a-Glance Full Model: PIB310 Manufacturer Part Code: 3BHB0190 Brand: ALSTOM / Converteam (legacy ALSPA P320 S3/S4 turbine & generator control platform, later transferred to GE Grid Solutions) Alt P/N: PIB311 (enhanced redundant power variant, different backplane pinout); BGTR8HE (standalone rack power supply, not VME plug-in) Product Series: PIB peripheral interface board family, standard…

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Jun172026
ALSTOM PIB102A 3BEB0180

ALSTOM PIB102A 3BEB0180 | ALSPA S3/S4 VME Digital Input Peripheral Interface Board 24VDC Opto-Isolated DI Rack Module – Field Service Notes

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Component Snapshot At-a-Glance Full Model: PIB102A Manufacturer Part Code: 3BEB0180 Brand: ALSTOM / Converteam (legacy ALSPA P320 S3/S4 turbine & generator control platform, later GE Grid Solutions) Alt P/N: PIB102B (enhanced fault diagnostic version); PIB100G (mixed analog+digital multi-function board, not pure DI) Product Series: PIB peripheral interface board family, standard 6U VME rack plug-in module,…

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Jun172026
ALSTOM PIB100G 3BEE0226

ALSTOM PIB100G 3BEE0226 | ALSPA System Peripheral Interface Board 24VDC Rack VME Bus Signal Conditioning Module – Field Service Notes

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Component Snapshot At-a-Glance Full Model: PIB100G Part Code: 3BEE0226 Manufacturer: ALSTOM / Converteam (legacy ALSPA control platform, later GE Grid Solutions) Alt P/N: PIB100A / PIB100E (lower channel count variants, incompatible firmware); 3BEE0227 (updated hardware revision) Product Series: ALSPA VME rack peripheral interface board family, matched to BGTR series rack power supply and Midos relay…

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Jun172026
ALSTOM BGTR8HE 24491276A1004

ALSTOM BGTR8HE 24491276A1004 | Substation Protection System Rack Power Supply Module 24VDC Output DIN Rail Plug-In Unit – Field Service Notes

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Component Snapshot At-a-Glance Full Model: BGTR8HE 24491276A1004 Part Serial No: 24491276A1004 Alt. P/N: BGTR8HE 24491276A1005 (higher data storage variant); BGTR7HE (lower power compact version) Manufacturer: ALSTOM (later GE Grid Solutions, legacy power system protection platform) Product Series: BGTR series substation rack auxiliary power supply unit, matched to Midos draw-out relay cabinet backplane Hardware Type: Hot-swappable…

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Jun172026
MVAJ21T1GB0771B

ALSTOM MVAJ23T1GB0774B | Instant Cut-off High-Burden Trip Midos Relay T Anti-Capacitance Coil Long Remote Trip Circuits – Field Service Notes

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Component Snapshot At-a-Glance Model: MVAJ23T1GB0774B Alt. P/N: MVAJ23L1GB0774B (standard low-burden coil, no built-in RC surge suppression); MVAJ23B1GB0774B (standard high-burden coil, no transient immunity); MVAJ21 (integrated economiser resistance, not instant coil cut-off) Product Series: MVAJ Midos electromechanical high-security trip relay family, unified rack base footprint matching MCGG/MVAX/MVTT/MCTI protection relays Hardware Type: Full withdrawable plug-in attracted armature…

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Jun172026
MVAJ21T1GB0771B

ALSTOM MVAJ21T1GB0771B | Transient-Surge Economising Self-Reset Trip Midos Relay 110VDC Anti-Capacitance Long Cable Trip Circuits – Field Service Notes

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Component Snapshot At-a-Glance Model: MVAJ21T1GB0771B Alt. P/N: MVAJ21L1GB0771B (standard low-burden coil, no built-in surge suppression); MVAJ21B1GB0771B (medium-burden coil, high continuous DC draw); MVAJ53 (mechanical latch, no economiser circuit) Product Series: MVAJ Midos electromechanical trip/amplifier relay family, shared rack base footprint with MCGG/MVAX/MVTT/MCTI protection relays Hardware Type: Full withdrawable plug-in attracted armature trip relay, blue aluminum…

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Jun172026
MVAJ27T1FB0784D

ALSTOM MVAJ27T1FB0784D | Time Delayed Drop-off Mechanical Latching Midos Trip Relay Transient Suppression 110VDC Special Burden – Field Service Notes

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Component Snapshot At-a-Glance Model: MVAJ27T1FB0784D Alt. P/N: MVAJ27L1FB0784D (standard low-burden coil, no surge suppression); MVAJ27B1FB0784D (medium-burden coil); MVAJ53 (no internal drop-off delay) Product Series: MVAJ Midos electromechanical trip/lockout relay family, unified rack base footprint matching MCGG/MVAX/MVTT/MCTI protection relays Hardware Type: Full withdrawable plug-in latching trip relay, blue aluminum industrial Midos chassis, transparent front window with…

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Jun172026
MFAC34N1AA0001A

ALSTOM MFAC34N1AA0001A | Multi-Leg High Impedance Differential Midos Draw-out Relay Low-Burden 110VDC Busbar & Transformer Protection – Field Service Notes

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Component Snapshot At-a-Glance Model: MFAC34N1AA0001A Alt. P/N: MFAC34B1AA0001A (medium-burden coil variant, higher DC draw); MFAC14 (single-zone 2–4 leg compact differential); MCAG34 (circulating current balanced differential, different summation logic) Product Series: MFAC Midos static high impedance differential protection relay family, shared rack base footprint with MCGG/MVAJ/MCTI/MVTU relays Hardware Type: Full withdrawable plug-in static multi-infeed high impedance…

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