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The GE DS200TCPSG1A DS200TCPSG1AHC DC power supply board delivers regulated power for GE Mark V control systems. This board converts 125V DC input into multiple low-voltage DC outputs. You will find this power supply in main control cabinets and I/O racks. Its efficient design minimizes heat generation during continuous operation.
Power Conversion Architecture
This DC power supply board uses a buck converter topology for voltage step-down. Consequently, it achieves high efficiency with minimal power loss. The GE DS200TCPSG1A DS200TCPSG1AHC generates three independent output voltages simultaneously. Moreover, built-in overcurrent protection safeguards all downstream circuits. You can rely on this board for critical control system power.
Technical Specifications
| Parameter | Value |
|---|---|
| Input Voltage | 125V DC ±20% |
| Output Voltages | +5V DC (8A), +24V DC (4A), -15V DC (1.5A) |
| Total Output Power | 150W maximum |
| Efficiency | 85% typical at full load |
| Output Ripple | <30 mV (5V), <80 mV (24V), <50 mV (-15V) |
| Dimensions | 220mm x 160mm x 35mm |
| Weight | 0.92 kg (2.03 lbs) |
| PCB Layers | 6 |
| Onboard Components | 3 inductors, 12 MOSFETs, 18 capacitors, 2 heatsinks |
| Connector Count | 3 (DC input, DC output, status monitoring) |
| Status Indicators | 3 LEDs (5V OK, 24V OK, -15V OK) |
| Energy Storage | 8200 µF (bulk input capacitance) |
| Hold-up Time | 18 ms at full load |
| Switching Frequency | 150 kHz |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -25°C to +70°C |
| Protection Features | Overcurrent, overvoltage, short circuit, thermal shutdown |
Output Regulation and Energy Storage
The unit holds 8200 µF of bulk capacitance on its input stage. Therefore, it maintains output stability during input voltage dips. This board replaces the DS200TCPSG1AHC version without any mounting modifications. Simply remove the old power supply and insert this one. GE designed this board for single-slot installation. Hence, it fits directly into existing Mark V rack positions.
Six PCB layers separate high-voltage traces from low-voltage circuits. Three connectors handle all input, output, and monitoring signals. The GE DS200TCPSG1A DS200TCPSG1AHC includes independent regulation for each output channel. Accordingly, a short on one output does not affect the others. This feature proves essential for mixed analog and digital loads.
Thermal Management and Protection
Two heatsinks provide passive cooling without any moving parts. The board delivers 18 ms of hold-up time after input loss. The GE DS200TCPSG1A DS200TCPSG1AHC includes thermal shutdown protection at 85°C. Consequently, it prevents damage during fan failure or blocked airflow. Three status LEDs indicate each output’s condition clearly.
Always verify input polarity before connecting DC power. The board includes reverse polarity protection on the input. The GE DS200TCPSG1A DS200TCPSG1AHC works with all GE Mark V control systems. Proper airflow around the heatsinks guarantees full rated output current. This supply operates reliably in non-condensing environments.