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IS230TRLYH1B GE Module Parts Relay Output Terminal Board
Product Summary
GE IS230TRLYH1B Mark VIe relay output board features 12 plug-in Form-C relays, TMR architecture with three PDOA packs, and integrated MOV/RC suppression for reliable turbine control. Includes fused solenoid power distribution, removable terminal blocks, and a 1-year warranty. Ideal for power generation, oil and gas, and industrial automation applications requiring robust switching and electrical isolation.
Product Description
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | General Electric (GE) |
| Model | IS230TRLYH1B |
| Product Type | Relay Output Terminal Board Assembly |
| Functional Acronym | TRLY |
| Product Series | Mark VIe |
| Terminal Board | IS200TRLYH1B |
| I/O Pack | 3 × PDOA |
| Number of Relays | 12 |
| Relay Type | Plug-in magnetic relays |
| Contact Configuration | Form-C (SPDT) |
| Relay Outputs 1–6 | Configurable for dry contacts or external solenoid driving |
| Relay Outputs 7–11 | Unpowered isolated Form-C contacts |
| Relay Output 12 | Isolated Form-C contact for special applications |
| Redundancy | TMR (Triple Modular Redundant) |
| I/O Pack Connectors | JR1, JS1, JT1 |
| Power Distribution | Fused branches for solenoid circuits |
| Protection | MOV and RC suppression |
| Mounting | Control cabinet / DIN-rail terminal board arrangement |
| Typical Application | Turbine control and protection |
Relay Contact Ratings
The following ratings are documented for the TRLYH1B relay terminal board family:
| Parameter | Rating |
|---|---|
| 24 V DC | 3.0 A |
| 125 V DC | 0.6 A |
| 120/240 V AC | 3.0 A |
| Relay Quantity | 12 |
| Contact Type | Form-C |
| Relay Configuration | 6 configurable outputs and 6 isolated outputs |
Key Features and Advantages
- 12 plug-in electromechanical relays.
- Six configurable relay outputs for solenoid or dry-contact applications.
- Six additional isolated Form-C relay outputs.
- Three PDOA I/O packs for TMR architecture.
- Integrated relay suppression components.
- Fused solenoid power distribution.
- Removable field terminal blocks for easier maintenance.
- Designed for critical turbine control applications.
- Reliable switching and electrical isolation for industrial field circuits.
Typical Applications
| Industry | Application |
|---|---|
| Power Generation | Gas turbine control and protection |
| Energy | Steam turbine shutdown systems |
| Oil and Gas | Compressor control and safety interlocks |
| Petrochemical | Solenoid valve operation |
| Industrial Automation | Relay-based discrete output control |
| Power Plants | Alarm, trip, and auxiliary control circuits |
Frequently Asked Questions
Q1: What is the GE IS230TRLYH1B?
It is a relay output terminal board assembly used in GE Mark VIe turbine control systems.
Q2: How many relay outputs does the IS230TRLYH1B have?
It has 12 plug-in magnetic relays with Form-C contacts.
Q3: Which I/O packs are compatible with the IS230TRLYH1B?
The assembly uses three PDOA I/O packs for its TMR configuration.
Q4: What is the difference between outputs 1–6 and outputs 7–12?
Outputs 1–6 can be configured for dry-contact switching or external solenoid driving. Outputs 7–11 provide isolated Form-C contacts, while output 12 is reserved for special isolated applications.
Q5: Can the IS230TRLYH1B be used in simplex systems?
The complete IS230TRLYH1B assembly with three PDOA packs is designed for TMR applications. Do not assume simplex compatibility without checking the exact hardware configuration.
Product Details
Highlight:
GE relay output terminal board
,IS230TRLYH1B relay module part
,GE module relay output board
Operatingtemperaturerange:
-20°C To 85°C
Warrantyperiod:
1 Year
Parttype:
Module
Operatingtemperature:
-40°C To 85°C
Thermalresistance:
0.3°C/W
Voltagerating:
Depends On Specific Module
Currentrating:
Depends On Specific Module
Usage:
Replacement Parts For GE Modules
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