Product Snapshot
The IS200EHPAG1AAA is a GE Mark VI/VIe excitation power module designed to deliver stable drive power for critical turbine and generator control functions. With clean, reliable DC output and multilayer PCB construction, it ensures consistent excitation performance in high-duty, industrial power environments.
Technical Highlights
| Parameter |
Details |
| Brand |
GE |
| Model |
IS200EHPAG1AAA |
| Module Type |
Excitation High-Power Assembly |
| System Compatibility |
Mark VI / Mark VIe |
| Voltage Handling |
Regulated industrial DC output |
| PCB Construction |
Multilayer, conformal-coated, reinforced |
| Connectors |
Backplane power bus + terminal lugs |
| Operating Environment |
–20°C ~ +60°C |
| Dimensions |
Approx. 210 mm × 140 mm × 30 mm (8.27 in × 5.51 in × 1.18 in) |
| Weight |
Approx. 0.9 kg (1.98 lb) |
Application Fit
Ideal for turbine and generator excitation power systems requiring stable, ripple-controlled DC supply, including:
-
Steam & gas turbine exciter cabinets
-
Generator voltage regulation paths
-
Redundant Mark VI/VIe excitation supply frameworks
-
Retrofit upgrades replacing aging power assemblies
Value to Operators
-
Clean, stable DC power for sensitive excitation electronics
-
Robust thermal stability for cabinet installation
-
Minimal long-term drift and predictable service life
-
Simple drop-in replacement within GE architecture
-
Reliable operation under fluctuating load conditions
FAQ (Updated with Ordered List)
-
What is the IS200EHPAG1AAA used for?
It supplies regulated DC power for excitation and voltage-regulator circuits.
-
Is it compatible with Mark VI and VIe?
Yes, the hardware aligns with both architectures.
-
Does it require configuration?
No configuration—pure hardware operation.
-
Can it be used as a redundant pair?
Yes, commonly used in A/B redundancy.
-
What are typical failure signs?
Unstable excitation current, undervoltage alarms, or erratic regulator response.
-
Does it support hot-swap replacement?
No, power must be fully isolated before removal.
-
Does it require calibration?
No calibration needed.
-
Is the module EMC-resistant?
It includes built-in filtering to tolerate harsh industrial EMC conditions.
-
What is its expected lifespan?
10–15 years under normal operating conditions.
-
Is it suitable for humid environments?
Yes, within standard Mark VI/VIe cabinet humidity/temperature limits.
Recommended Related Models
| Model |
Description |
| IS200EHPAG1ABA |
Alternate EHP revision |
| IS200EGDMH1AGG |
Generator diagnostic/excitation monitoring module |
| IS200EPSMG2AED |
Excitation power supply module |
Popular GE Modules Used Together
| Model |
Function |
| IS200BPIBG1AEB |
Power interface module |
| IS200RCSAG1ABB |
Current sensing module |
| IS200DSPXH1CAA |
Signal processing module |
| IS200EDCFG1ADC |
Field control board |
| IS200ECTBG1ADE |
Trip logic module |
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