GE DS200VPBLG1A – VME Power Supply Board (VPB)

Technical Specifications

• Manufacturer: General Electric (GE)
• Model: DS200VPBLG1A
• Series: Mark V/VI DS200 Speedtronic
• Type: VMEbus Power Supply Board (VPB)
• Input Voltage: 85–264 VAC (universal input, 50/60 Hz)
• Output Voltages: +5 VDC (20 A), +12 VDC (5 A), -12 VDC (5 A), +3.3 VDC (10 A)
• Output Power: Total 250 W (continuous)
• Efficiency: >85% (full load)
• Protection Features: Over-voltage, under-voltage, over-current, short-circuit, over-temperature protection
• Isolation: 2500 V AC (input-to-output)
• Redundancy: Supports parallel operation (N+1 redundancy)
• Weight: ~1.5 kg
• Operating Temperature: 0°C to +50°C (full load)
• Certifications: CE, UL, CSA, EN 61000-6-2 (industrial EMC)

Key Features

1. Universal AC Input: 85–264 VAC wide-range input accommodates global power grid standards, eliminating the need for voltage selection switches.
2. Multi-Output Power: Provides +5 VDC (20 A), +12 VDC (5 A), -12 VDC (5 A), and +3.3 VDC (10 A) to power all VMEbus boards, meeting diverse voltage requirements.
3. Comprehensive Protection: Built-in over-voltage, under-voltage, over-current, short-circuit, and over-temperature protection safeguards the power supply and connected boards from damage.
4. N+1 Redundancy Support: Allows parallel operation of multiple DS200VPBLG1A boards for N+1 redundancy, ensuring uninterrupted power supply even if one unit fails.
5. Industrial-Grade Reliability: Conformal coating, ruggedized components, and wide operating temperature range (0°C to +50°C) ensure stable operation in harsh industrial environments.

Application Scenarios

• Turbine Control Cabinets: GE Mark V/VI Speedtronic system control cabinets, providing power to CPU, I/O, communication, and protection boards.
• Power Generation: Thermal, combined-cycle, and hydroelectric power plants (turbine control systems).
• Industrial Automation: Oil, gas, chemical, and manufacturing plants with VMEbus-based industrial control systems.