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GE IS200TRLYH1BHH | TRLY Relay Output Terminal Board |
Basic Information
Manufacturer: General Electric (GE)
Product type: Relay Output Terminal Board
Applicable system: GE Mark VI turbine control system, supporting Simplex/Dual/TMR triple redundancy mode
Reference Manual: GEH-6721-A
Core specifications of relay
Number of relays: 12 C-type (Form-C) plug-in sealed mechanical relays, with replaceable relay bodies that can be plugged and unplugged
Coil driving voltage: 24VDC; TMR voting coil drive with coil current feedback diagnosis
Single contact specifications: 250VAC/DC, maximum resistive load 3A; the first 6 can be configured with jumper to drive external solenoid valves, the last 6 are passive isolated C-type dry contacts, and the 12th is used for special loads such as ignition transformers
Onboard power distribution: 6 fused branches+1 uninsured branch, MOV surge suppression protection
Status indication: onboard LED fault status indicator light, HMI can read coil monitoring diagnostic information
Interface and wiring
Terminal: 48 screw terminal block, compatible with 14-22AWG cable, tightening torque 0.4-0.7N · m
Onboard connectors: 4 sets of edge connectors for docking with the IO backplane of the main controller
Installation: Standard 35mm DIN rail installation, does not support hot swapping
Environmental and physical parameters
Working temperature: -40 ℃~+70 ℃; It is recommended to reduce the rating to ≤ 65 ℃ for operation at full load
Storage temperature: -45 ℃~+85 ℃
Weight: Approximately 1.36-1.4kg
Protection: PCB through-hole process, nickel plated terminals; Without explosion-proof certification, cannot be used in Class 1 Div2 hazardous areas
Main functions
Output dry contact signals to control the start and stop of turbine solenoid valves, excitation circuits, circuit breakers, ignition circuits, and auxiliary equipment
TMR triple redundant voting drive coil, relay coil status feedback to control system for fault alarm
Onboard fuses and MOVs suppress reverse impact of external inductive loads
Front 6 channel jumper switching: external solenoid valve power supply/passive dry contact output mode
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