GE IS200EGDMH1AFG Exciter Field Ground Detector Module

FAQ

Q1. What is the function of the GE IS200EGDMH1AFG?
It is a generator exciter field ground detector module that continuously monitors leakage resistance to ground in the field circuit to protect equipment.

Q2. In which system is this module used?
It is used within GE Mark VI or EX2100 excitation control systems mounted in the Exciter Power Backplane (EPBP).

Q3. How many detection channels does it support?
This module supports 12 independent ground‑fault detection channels.

Q4. What are the operating temperature limits?
It operates from –30 °C to +65 °C.

Q5. What signal does the module inject for ground testing?
It uses a ±50 V square‑wave injection signal with current limited to about 80 mA.

Q6. What are the physical size and weight of this module?
It measures 228 × 152 × 38 mm and weighs approximately 0.56 kg.

Q7. How does the IS200EGDMH1AFG mount in the system?
The board plugs into an EPBP slot in the exciter control cabinet; it has no front‑panel controls.

Q8. Is this module suitable for industrial environments?
Yes, it is designed for rugged industrial excitation control environments with wide humidity and temperature tolerances.

GE IS200EGDMH1AFG

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