Description Key Technical Specifications Parameter Specification Part Number IS210MACCH2AEG Product Type Master Application Control Card Series Mark VIe (Speedtronic) Input Voltage 28V DC nominal (redundant feeds) Output Voltages 24V DC and 5V DC to backplane Power Rating 100W typical capacity Connectors Multiple pin headers for backplane, terminal strip for field wiring Mounting Rack-mount in Mark VIe panel LED Indicators Power status, fault, communication activity Firmware Field upgradeable via ToolboxST Ambient Rating Industrial turbine environment rated Condition New Surplus (Factory Sealed, Original Packaging) Product Introduction The GE IS210MACCH2AEG is a Master Control board used extensively in GE’s Mark VIe Speedtronic turbine control systems. It sits in the control rack and serves as the primary interface between the I/O packs and the power distribution system. This board manages the distribution of power to the backplane and handles communication routing for connected modules. The IS210MACCH2AEG is essential for proper rack operation in gas or steam turbine applications. This unit is new surplus, factory-sealed in original GE packaging. Pricing on GE Speedtronic components is market-sensitive; contact us for current availability and a firm quote. Frequently Asked Questions (FAQ) Q: Can this board be swapped while the turbine is running? A: Absolutely not. Do not attempt this. The GE IS210MACCH2AEG distributes power to the entire rack. Yanking it live will kill power to all downstream I/O modules instantly, which will trip the turbine. This board requires a full rack power-down for replacement. Anyone telling you otherwise hasn’t worked with Mark VIe cabinets. Q: What’s the difference between IS210MACCH2AEG and IS210MACCH2A? Will it work? A: The suffix matters here. The “EG” at the end of IS210MACCH2AEG indicates a specific hardware revision and coating type (conformal coating for harsh environments). The base IS210MACCH2A likely lacks the same coating level. Electrically, they may function the same, but in a turbine hall with vibration and potential moisture, you want the correct coating. Verify what your existing board has before subbing in a non-EG version. Q: My board has a red fault LED. Is the MAC board bad? A: Possibly, but don’t jump to replacing the IS210MACCH2AEG first. In my experience, the MAC board often flags faults because something downstream is pulling too much current or shorted. Disconnect the rack loads one by one. If the fault clears when you pull a specific I/O pack, that pack is your problem, not the MAC board. Replacing the MAC without troubleshooting wastes money and time. Q: Does this module require firmware loading before installation? A: It depends. The IS210MACCH2AEG typically ships with base firmware, but the exact revision needed depends on your turbine control software version (ToolboxST). You will likely need to upload the correct configuration and firmware to match your existing system. Don’t assume it’s plug-and-play. Always match the firmware revision to what the rest of the rack expects. Q: What is the typical failure mode for these boards in the field? A: Honestly, capacitor aging and power supply section failures top the list. These boards run 24/7 in hot cabinets. After 10 years, electrolytics dry out and regulators drift. You’ll see intermittent faults, failure to power up adjacent modules, or random rack resets. The IS210MACCH2AEG is a workhorse, but nothing lasts forever in a turbine environment. A02B-0259-C212 DCS A02B-0319-C243 PLC HVE04.2-W075N PLC HDS04.2-W200N-HS79-01-FWFWA-DIAX04-SHS-02VRS-MS PLCDCS FANUC-A57L-0001-0037B-FSH-1378 PLC 5466-316 PLC Email: [email protected] Phone: 86 15340683922 Sales:Wu Jiedong Our products are guaranteed for 1 year, with new and original production stopped and imported spare parts. All prices listed on the official website are subject to confirmation by contact: Wu Jiedong (manager). Our product: brand new original packaging Our warranty: All new or repaired parts have a 12 month warranty period beginning Our payment: 100% telegraphic transfer of inventory items before shipment, conditions can be proposed! If you have any downtime spare parts that you cannot find, please feel free to call or use email to contact me. If there are issues that the product cannot solve, please contact me. Product prices can be negotiated. Please do not consider contacting me!