GE IS200ESBPG1A IS200ESBPG1ABA Exciter Snubber Board

The IS200ESBPG1A IS200ESBPG1ABA functions as an exciter snubber board for turbines. This printed circuit board belongs to the Mark VI Speedtronic series from General Electric. The IS200ESBPG1A serves as the standard version for snubber circuit protection. Its variant, the IS200ESBPG1ABA, 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 snubber circuits for voltage transient suppression. You will also find resistor-capacitor networks on each protection 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.	IS200ESBPG1A IS200ESBPG1ABA
Manufacturer	GE Industrial Systems (General Electric)
Series	Mark VI Speedtronic
Board Category	Circuit Board (Exciter Snubber)
Weight	Approximately 0.35 kg
Dimensions (H x W x D)	6.0 cm x 23.0 cm x 3.0 cm
Snubber Circuits	6 independent snubber channels
RC Network Values	Resistor 10Ω, Capacitor 0.1µF per channel
Voltage Rating	Up to 1000 VDC peak
Power Dissipation	5W maximum per channel
Terminal Type	Screw terminal connectors
Backplane Interface	VME compatible
Energy Storage	Capacitors for transient absorption
Coating (for ABA)	Conformal coated against moisture and dust

Installation and System Integration

Install the IS200ESBPG1A IS200ESBPG1ABA 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.