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The IS200GDDDG1A IS200GDDDG1AAA functions as a generator protection interface board. This printed circuit board belongs to the Mark VI Speedtronic series from General Electric. The IS200GDDDG1A serves as the standard version for generator protection. Its variant, the IS200GDDDG1AAA, includes a conformal coating for extra circuit protection. Both boards manage generator protection signals for steam and gas turbine systems.
Core Technical Specifications
This board provides multiple analog input channels for generator monitoring. You will also find digital outputs for trip relay activation. The board stores minimal energy but uses capacitors for signal filtering. Meanwhile, the backplane interface handles all power and data transfers.
| Parameter | Specification |
|---|---|
| Full Model No. | IS200GDDDG1A IS200GDDDG1AAA |
| Manufacturer | GE Industrial Systems (General Electric) |
| Series | Mark VI Speedtronic |
| Board Category | PCB Circuit Board (Generator Protection) |
| Weight | Approximately 0.33 kg |
| Dimensions (H x W x D) | 6.0 cm x 23.0 cm x 3.0 cm |
| Analog Input Channels | 8 channels for generator feedback |
| Digital Output Channels | 4 channels for trip relays |
| Input Signal Range | 0 to 10 VDC or 4 to 20 mA |
| Output Type | Form C relay contacts |
| Trip Contact Rating | 5A at 250 VAC or 30 VDC |
| Terminal Type | Screw terminal connectors |
| Backplane Interface | VME compatible |
| Energy Storage | Small capacitors for signal conditioning |
| Coating (for AAA) | Conformal coated against moisture and dust |
Installation and System Integration
Install the IS200GDDDG1A IS200GDDDG1AAA into any standard VME rack slot. The board connects directly to generator protection systems through its terminals. Meanwhile, the backplane supplies power and communication to the board. Therefore, proper insertion ensures reliable generator protection performance.