Description

IS210‑MACCH1AEF MACC Converter Control Board

Technical Specifications

• Product Model: IS210MACCH1AEF
• Brand: GE (General Electric)
• Warranty: One Year
• Input Voltage: 24 VDC system backplane power; main logic rail 3.3‑5.5 V internal supply
• Operating Temperature: 0 °C to +60 °C cabinet installation; extended‑range variant ‑40 °C ~ +70 °C for wind‑turbine nacelle cabinets
• Storage Temperature: -40 °C to +85 °C
• Response Time: Real‑time converter control loop update <1 ms
• Protection Class: IP00 plug‑in PCB for Mark VIe rack‑mount only; not for direct field mounting
• Accuracy Class: High‑precision pulse‑timing for power converter stack control
• Output Frequency: Matches thyristor / IGBT converter firing frequency
• Rated Current Range: Gate‑level pulse drive for power converter stacks; limited backplane consumption
• Communication Interface: Mark VIe backplane connector; Ethernet; RS485; local I/O connectors
• Supported Protocols: GE SRTP, Mark VIe internal control bus; Modbus RTU over RS485
• Overload Capacity: On‑board transient‑voltage suppression; watchdog safety circuit; fault‑diagnostic monitoring for converter gate circuits
• Dimensions: 210 mm × 160 mm × 32 mm; weight approx 0.76 kg

Product Overview

The IS210MACCH1AEF (MACC‑Multiple Application Converter Control) is a plug‑in converter‑control board for GE Mark VIe turbine / wind‑turbine control systems. It executes firing‑pulse generation, signal conditioning and coordination control for high‑power power‑converter stacks, commonly used for generator excitation and wind‑turbine power‑converter control. It processes analog and discrete feedback signals, implements real‑time control algorithms, and reports converter‑health status to the Mark VIe main controller.

This board addresses power‑converter‑control challenges: precise synchronized firing‑pulse generation for high‑power stacks, comprehensive converter‑health diagnostics, and drop‑in spare‑part compatibility for legacy Mark VIe racks. Built‑in watchdog implements fault‑safe shutdown upon hardware malfunctions. Power‑generation and wind‑energy control engineers, site‑maintenance technicians and system‑retrofit integrators benefit most. It installs into standard Mark VIe rack slots, supports on‑line diagnostics monitoring, and delivers converter‑control functions for steam‑turbine generators, hydro‑generators and wind‑turbine power‑conversion workflows.

Key Application Notes

• Exclusively for GE Mark VIe control platform; cannot operate standalone; depends on Mark VIe main controller and backplane power supply
• Performs firing‑pulse generation for thyristor / IGBT converter stacks; not a general‑purpose I/O module
• Reports converter‑loop open‑circuit and short‑circuit faults to Mark VIe HMI for alarm logging
• Not hot‑swap capable: rack power shall be cut before module replacement
• Conformal‑coated PCB variant available for high‑humidity, high‑contaminant cabinet environments
• Widely deployed for generator‑excitation retrofit and wind‑turbine converter‑control spare‑part inventories
• Origin: USA, legacy industrial spare for power‑plant and renewable‑energy facilities