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The IS200ERBPG1A IS200ERBPG1ACA functions as an exciter snubber board for turbines. This printed circuit board belongs to the Mark VI Speedtronic series from General Electric. The IS200ERBPG1A serves as the standard version for snubber protection circuits. Its variant, the IS200ERBPG1ACA, includes a conformal coating for extra circuit protection. Both boards provide snubber functions for steam and gas turbine excitation systems.
Core Technical Specifications
This board provides multiple RC snubber circuits for voltage spike suppression. You will also find high-voltage resistors and capacitors on each channel. The board stores minimal energy but uses capacitors for transient absorption. Meanwhile, the backplane interface handles all power and monitoring functions.
| Parameter | Specification |
|---|---|
| Full Model No. | IS200ERBPG1A IS200ERBPG1ACA |
| Manufacturer | GE Industrial Systems (General Electric) |
| Series | Mark VI Speedtronic |
| Board Category | Circuit Board (Exciter Snubber) |
| Weight | Approximately 0.34 kg |
| Dimensions (H x W x D) | 6.0 cm x 23.0 cm x 3.0 cm |
| Snubber Circuits | 4 independent RC snubber channels |
| RC Network Values | Resistor 22Ω, Capacitor 0.22µF per channel |
| Voltage Rating | Up to 1200 VDC peak |
| Power Dissipation | 6W maximum per channel |
| Terminal Type | Screw terminal connectors |
| Backplane Interface | VME compatible |
| Energy Storage | Capacitors for transient absorption |
| Coating (for ACA) | Conformal coated against moisture and dust |
Installation and System Integration
Install the IS200ERBPG1A IS200ERBPG1ACA into any standard VME rack slot. The board connects directly to excitation circuits through its screw terminals. Meanwhile, the backplane supplies power and communication to the board. Therefore, proper insertion ensures reliable snubber protection.