GE IS200AEADH4A 109W3660P001｜Exciter Analog Feedback Terminal Board Mark VI Speedtronic Turbine Control

GE IS200AEADH4A with drawing part number 109W3660P001 is an exciter analog feedback terminal board for GE Mark VI Speedtronic turbine control systems. This board is dedicated to generator excitation subsystem signal conditioning, termination and filtering. It collects exciter voltage and current feedback signals, performs noise filtering and transient protection, then transmits conditioned analog signals to main acquisition modules for generator field‑regulation control.
This board is equipped with field screw terminal blocks for sensor wiring, on‑board filter networks and surge suppression components to mitigate EMI interference in power‑plant cabinet environments. It connects to core I/O modules via flat ribbon cables. It is not a standalone controller; it must pair with matching Mark VI acquisition hardware to complete excitation closed‑loop regulation function.

Hardware specifications: Full part identifier: IS200AEADH4A / 109W3660P001 Target platform: GE Mark VI Speedtronic Turbine Control System Primary function: exciter analog feedback signal termination, filtering and transient protection Field connection: multi‑position screw terminal blocks Internal interface: flat‑cable connectors for inter‑module connection On‑board circuit: low‑pass filter circuits, transient over‑voltage protection components Mounting: cabinet rack installation inside Mark VI control enclosure Operating temperature: 0°C ~ +65°C for power‑plant cabinet environment Weight: approx 0.36 kg

Typical applications: utility gas turbine, steam turbine generator sets, generator excitation control loops, power‑plant retrofits and spare‑part replacement for existing Mark VI installations.

Product status: Original OEM unit, manufacturer discontinued. We supply surplus new stock and fully tested used‑refurbished spare units. Warranty is available for all delivered goods. Items are ready for international shipment.

Frequently Asked Questions

Q1: What is the relation between IS200AEADH4A and 109W3660P001? A: IS200AEADH4A is the board model number. 109W3660P001 is GE drawing reference part number for this exact hardware revision. Both refer to the same physical exciter feedback terminal board.

Q2: Can IS200AEADH4A 109W3660P001 work independently? A: No. It is a signal conditioning and termination board only. It requires matched Mark VI acquisition modules and ribbon cables. It cannot run as standalone control hardware.

Q3: Which turbine system is this board designed for? A: It is designed for GE Mark VI Speedtronic turbine control platform, mainly for generator exciter feedback circuits. It is not compatible with Mark VIe or other GE PLC systems without hardware adaptation.

Q4: Is hot‑swap supported for IS200AEADH4A? A: Hot‑swap operation is prohibited. Cut off cabinet control power before installing or removing this board to avoid circuit damage and signal distortion.

Q5: What problems may occur after board replacement? A: Common issues: unstable exciter feedback readings, signal noise or fluctuation. Check tightness of field terminals, ribbon cable integrity, shielding grounding status and cabinet EMC environment first. No software programming is needed for this terminal hardware.

Q6: Is IS200AEADH4A 109W3660P001 still manufactured by GE? A: This board is fully discontinued by GE. We offer original surplus new stock and fully tested refurbished spare parts for legacy power‑plant maintenance.

Q7: What kind of signals does this hardware process? A: It handles exciter voltage and current analog feedback signals from generator excitation circuits. It provides filtering and surge protection before sending signals to acquisition modules. It does not perform analog‑to‑digital conversion itself.

Q8: Do I need special software configuration for this board? A: No software configuration is required for this terminal board. Correct physical wiring and compatible paired I/O hardware are sufficient for normal operation.