General Electric IS200SRLYH2A Simplex Relay Output Terminal Board

The GE IS200SRLYH2A simplex relay output terminal block is a key component in GE’s Mark VI steam turbine control system, providing a reliable relay output interface between the control module and external field devices. This terminal block handles high-current discrete output signals and ensures safe isolation between the control electronics and field wiring.

The IS200SRLYH2A is optimized for turbine, generator, and process control applications that require relay outputs to drive contactors, motor starters, solenoids, and other high-power devices. With its rugged design and integration into the Mark VI platform, it delivers reliable performance in harsh industrial environments.

Product Specifications

Product Applications

• Turbine Control Systems: Interfaces relay outputs for gas, steam, and hydro turbine control.

• Power Generation Plants: Drives contactors and relays for generator and auxiliary control.

• Industrial Process Automation: Provides discrete control for pumps, motors, and actuators.

• Emergency Shutdown Systems (ESD): Activates critical safety relays in shutdown procedures.

• Oil & Gas Facilities: Controls solenoids and relays in pipelines and compressor stations.

• Chemical Processing Plants: Handles high-power discrete control for process equipment.

• Factory Automation: Integrates with control systems to drive production machinery relays.

Product Advantages

• High Reliability: Designed to meet the demanding standards of GE Mark VI control systems.

• Robust Isolation: 1500 V isolation between control and field circuits ensures safety and noise immunity.

• Flexible Relay Outputs: 12 Form-C relay contacts support diverse field devices.

• Fast Response Time: <10 ms switching enables accurate real-time control.

• Diagnostic Capability: Integrated status LEDs simplify monitoring and troubleshooting.

• Industrial Durability: Built to perform in harsh conditions, including temperature extremes and vibration.

• Ease of Integration: Seamlessly connects with GE Mark VI I/O modules and field wiring.

• Compact Design: Optimized footprint for panel space efficiency.

FAQ

1. How many relay output channels does the IS200SRLYH2A provide?

   It provides 12 Form-C relay output channels for discrete control applications.

2. What is the maximum contact rating for each relay?

   Each relay is rated for 125 VAC or 30 VDC at 5 A.

3. Does the board provide isolation between control and field circuits?

   Yes, it offers 1500 V isolation for enhanced safety and signal integrity.

4. What is the operating coil voltage of the relays?

   The relays operate at 24 VDC nominal coil voltage.

5. What is the typical response time for the relay outputs?

   The relay switching response time is less than 10 milliseconds.

6. Is the IS200SRLYH2A compatible with redundant Mark VI configurations?

   Yes, it supports integration into simplex and redundant architectures.

7. Are diagnostic indicators available on the board?

   Yes, LED indicators display the status of each relay output channel.

8. What type of field connectors are used?

   The board uses screw terminal blocks for secure field wiring connections.

9. Does the IS200SRLYH2A comply with industrial EMC standards?

   Yes, it meets IEC/EN 61000-6-2 and 61000-6-4 EMC compliance requirements.

10. Can this board be used for emergency shutdown applications?

    Yes, the isolated and reliable relay outputs make it ideal for ESD systems.