GE IS200SRLYH2AAA (IS230SNRLH2A) Relay Output Terminal Board

Product Description

Overview

The GE IS200SRLYH2AAA (IS230SNRLH2A) is a high-reliability relay output terminal board designed for GE’s Mark VIe and Mark VIeS control systems. Engineered for industrial automation, it delivers discrete control outputs to solenoids, motor starters, indicators, and other field devices, providing a robust interface between control electronics and high-power equipment.

This terminal board is ideal for applications requiring rapid relay actuation, precise monitoring, and durable field-level operation. Its compact form factor allows straightforward integration into control cabinets or DIN-rail mounting systems.

Technical Specifications

Relay Configuration

• Relay Channels: 12 Form-C electromechanical relays

• Contact Arrangement: Normally Open / Normally Closed options available via jumpers

• Isolation: Galvanic isolation between control electronics and load circuits

Electrical Ratings

• AC Switching: Up to 240 VAC at 5A (resistive)

• DC Switching: Up to 28 VDC at 5A (resistive)

• Inductive Load Handling: Supports solenoids and devices with inrush current protection

• Feedback: Contact state monitoring for diagnostic verification

Connectivity & Integration

• Compatible I/O Packs: PDOA, YDOA, and YRLY series

• Connector Type: High-density 37-pin D-sub interface to I/O pack

• Redundancy Support: Simplex configuration; compatible with TMR voting logic on I/O packs

Protection & Diagnostics

• LED Indicators: Shows relay activation and power status

• Fusing: Onboard overcurrent protection for relay circuits

• Environmental Rating: Operating temperature -30°C to +65°C

Physical Characteristics

• Dimensions: 15.9 × 17.8 × 6.8 cm

• Weight: 1.14 kg

• Mounting: DIN-rail or cabinet frame

Applications

• Gas and Steam Turbine Control: Fast response for trip solenoids, alarms, and auxiliary relays

• Emergency Shutdown Systems: Reliable actuation for safety-critical trips

• Power Generation Facilities: Interfaces with turbine-generator auxiliary systems

• Oil & Gas Plants: Discrete output control for compressors and process automation

• Marine Automation: Controls propulsion and auxiliary equipment in shipboard panels

Comparison with Similar Models

• IS200SRLYH2AAA vs. IS200SRLYH1AAA: Enhanced current handling and additional diagnostic features

• IS230SNRLH2A: Includes full functional assembly with PCB and housing, optimized for field deployment

FAQ

Q: What type of relays does the board use?
A: Twelve Form-C electromechanical relays capable of switching AC and DC loads.

Q: Can this board be used in redundant systems?
A: It is designed for simplex operation; redundancy is handled at the I/O pack level.

Q: Which I/O packs are compatible?
A: PDOA, YDOA, and YRLY I/O packs.

Q: What loads can it control?
A: Both resistive and inductive AC/DC loads, including solenoids and motor starters.

Q: What systems is it compatible with?
A: GE Mark VIe and Mark VIeS turbine control systems.