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The IS200GGXDG1A IS200GGXDG1ABB functions as a generator excitation interface board. This printed circuit board belongs to the Mark VI Speedtronic series from General Electric. The IS200GGXDG1A serves as the standard version for generator control signals. Its variant, the IS200GGXDG1ABB, includes a conformal coating for enhanced circuit protection. Both boards manage generator excitation for steam and gas turbine systems.
Core Technical Specifications
This board provides multiple discrete input channels for status monitoring. You will also find output channels for excitation system control. The board stores minimal energy but uses capacitors for signal conditioning. Meanwhile, the backplane interface handles all power and data transfers.
| Parameter | Specification |
|---|---|
| Full Model No. | IS200GGXDG1A IS200GGXDG1ABB |
| Manufacturer | GE Industrial Systems (General Electric) |
| Series | Mark VI Speedtronic |
| Board Category | Printed Circuit Board (Generator Excitation) |
| Weight | Approximately 0.32 kg |
| Dimensions (H x W x D) | 6.0 cm x 23.0 cm x 3.0 cm |
| Discrete Input Channels | 16 channels with opto-isolation |
| Discrete Output Channels | 8 channels with relay drivers |
| Input Voltage Range | 24 to 48 VDC |
| Output Type | Open collector with transient protection |
| Terminal Type | Screw terminal connectors |
| Backplane Interface | VME compatible |
| Energy Storage | Small capacitors for signal debouncing |
| Coating (for ABB) | Conformal coated against moisture and dust |
Installation and System Integration
Install the IS200GGXDG1A IS200GGXDG1ABB into any standard VME rack slot. The board connects directly to generator excitation systems through its terminals. Meanwhile, the backplane supplies power and communication to the board. Therefore, proper insertion ensures reliable generator interface performance.