GE IS200EROCH1A Exciter Regulator Options Card Brand new and original

Overview

The GE IS200EROCH1A is an Exciter Regulator Options Card (EROC) used in GE’s EX2100 excitation control systems. It provides optional regulator functions such as ground detection, keypad and tool interfaces, and backplane communication to the exciter rack.

General Information

Part Number: IS200EROCH1A
Manufacturer: GE (General Electric)
Brand Origin: USA
Series: EX2100 (Excitation Control System)
Type: Exciter Regulator Options Card
Mounting: Single-slot card installation in the exciter regulator rack (simplex or redundant)
Technology: Provides interfaces for ground detector, keypad connection, and serial communication

Power Specifications

Supply Voltage: Powered from the EX2100 control backplane
Output / Power Use: Low-level signal and communication power (board level)
Protection: Includes overvoltage and transient suppression; high-voltage capacitors integrated on board
Indicators: Power LED on front panel for board status display

Communication & Interface

Backplane Ports: Two multi-pin connectors for rack communication
Tool Interface: RS-232C connector (1200–38.4 k baud) for configuration or monitoring
Keypad Interface: Dedicated connector on the faceplate
Ground Detector Interface: Supports GE or third-party ground detection for field leakage monitoring
Diagnostics: Board identification device stores model, serial, and revision information

I/O & Channels

Relay Channels: None
Signal Channels: 24 logical interface channels (typical)
External Load Support: Not used for load driving; designed for control signal interfacing

Environmental

Operating Temperature: 0 °C to +45 °C
Humidity: Up to 95% RH, non-condensing
Protection Rating: IP20 (for use within control cabinet)

Dimensions & Weight

Dimensions (L × W × H): 178 × 159 × 25 mm
Weight: ~0.35 kg

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