GE IS200WETBH1ABA Mark VIe Wet Relay Terminal Board Configured for isolated relay switching in Mark VIe turbine control systems, the GE...
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Keterangan
GE IS200WETBH1ABA Mark VIe Wet Relay Terminal Board
Configured for isolated relay switching in Mark VIe turbine control systems, the GE IS200WETBH1ABA (IS200WETBH1ABA Wet Relay Terminal Board) provides direct electrical execution for trip circuits and auxiliary equipment interfaces. The board converts 24 VDC coil drive signals into isolated Form C relay outputs with 16 independent channels rated for high-voltage AC/DC switching.
Hardware Specifications
Parameter
Specification
Model
IS200WETBH1ABA
Brand
GE
Origin
United States
Weight
1.2 kg
Operating Temp
-30 to +65 deg C
Power Consumption
Not specified
Product Type
Wet Relay Terminal Board
Series
Mark VIe
Relay Channels
16 independent outputs
Relay Type
Electromechanical Form C (SPDT)
Contact Rating
5 A @ 250 V AC / 5 A @ 30 V DC resistive load
Input Voltage
24 VDC coil drive from backplane
Isolation Voltage
2500 V RMS between coil and contacts
Connector Type
Euro-style terminal blocks, 3-tier
Protection
Flyback diodes on coil inputs
Indicators
Per-channel LED status indicators
Compliance
CE, UL, CSA
Industrial Control and Mark VIe Relay Isolation Features
The IS200WETBH1ABA operates as a relay interface component within the GE Mark VIe control architecture. The wet relay design separates low-voltage controller logic from externally powered switching circuits, allowing field devices and auxiliary equipment to be controlled through isolated relay contacts.
The module follows GE industrial control hardware design practices including I/O density scaling and firmware flash compatibility within supported Mark VIe system configurations. Relay channel separation supports individual circuit handling for shutdown, trip, and auxiliary control functions.
The board provides electrical isolation between coil input circuits and relay contact outputs. The isolation structure supports protection against signal interference between controller-side logic and external field wiring.
Frequently Asked Questions
Q: How many relay output channels are available on the IS200WETBH1ABA? A: The board provides 16 independent electromechanical relay output channels.
Q: What type of electrical isolation is provided between control signals and relay contacts? A: The board provides 2500 V RMS isolation between relay coil circuits and contact circuits.
Q: What input signal drives the relay coils on this terminal board? A: The relay coils are driven by 24 VDC signals supplied from the Mark VIe backplane interface.
Field Installation Guidelines
Install the IS200WETBH1ABA in the designated Mark VIe terminal board location and verify mechanical mounting alignment before connecting field wiring.
Separate relay output wiring from low-level signal wiring where practical to reduce electromagnetic interference. Maintain proper cable routing practices and apply shield grounding methods according to the turbine control system installation requirements.
Verify relay contact ratings against connected field loads before energizing circuits. Confirm terminal block assignments, coil input polarity, and external power connections during commissioning procedures.
