Description

GE DS200PTBAG1AEC Protection Terminal Board

Configured for turbine trip signal routing in GE Mark V Speedtronic systems, the GE DS200PTBAG1AEC (DS200PTBA Protection Terminal Board) provides direct physical/electrical execution of protective input distribution, relay output switching, and shutdown circuit interfacing within turbine control backplane architectures.

Hardware Specifications

Parameter	Specification
Model	DS200PTBAG1AEC
Brand	GE
Origin	United States
Weight	0.7 kg
Operating Temp	0 to +70 deg C
Board Type	Protection Terminal Board (PTBA)
System Platform	GE Mark V Speedtronic turbine control system
Inputs	Trip signals from TCEA protection modules, overspeed/flame detection circuits, manual trip switches
Outputs	Relay contacts for turbine trip solenoids
Relay Type	Form C relay contacts, 24 VDC, 2 A
Isolation	Optical isolation, 2500 Vrms
Connectors	Backplane edge connectors and field terminal strips
Diagnostics	LED indicators for trip, fault, and power status
Protection	Onboard fuse protection for relay circuits
Voting Support	2-out-of-3 voting logic with TMR protection cores

GE Mark V Trip Signal and Industrial Control Integration

The DS200PTBAG1AEC provides signal interface functions between external protective devices and GE Mark V turbine control logic. The board receives shutdown commands from protection circuits and transfers relay contact outputs to turbine trip actuators.

The protection interface uses optical isolation and relay separation to maintain electrical isolation between field wiring and control electronics. The relay circuits support fail-safe de-energize-to-trip operation, where loss of relay energization initiates the configured shutdown path.

The GE industrial control architecture uses redundant protection coordination through Mark V TMR structures. The PTBA board supports trip signal processing associated with 2oo3 voting arrangements, allowing multiple protection channels to be evaluated before final shutdown execution.

Frequently Asked Questions

Q: What type of signals are connected to the DS200PTBAG1AEC?
A: The board receives protective trip inputs from devices such as overspeed detection, flame monitoring, and manual emergency trip circuits, then provides relay outputs for shutdown actuators.

Q: Does the DS200PTBAG1AEC provide electrical isolation?
A: Yes. The board uses optical isolation between field-connected protection signals and internal control circuits, with a specified isolation rating of 2500 Vrms.

Q: How is trip redundancy handled in the Mark V system?
A: The board supports integration with Mark V TMR protection structures using 2-out-of-3 voting logic for trip signal evaluation.

Field Installation Guidelines

Install the DS200PTBAG1AEC only in the designated GE Mark V rack position after removing control power from the cabinet.

Verify edge connector engagement, terminal strip wiring, fuse condition, and relay circuit connections before system energization. Route trip signal wiring separately from high-current power conductors to reduce electrical interference.

Connect cable shields according to the turbine control cabinet grounding design. Maintain separation between field protection wiring, relay output wiring, and switching power circuits. Confirm terminal assignments and protection logic configuration before returning the turbine control system to service.

Specifications

• Brand: General Electric

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems