The GE IC3600PCZG1A is a power control module under the General Electric (GE) Mark IV Speedtronic™ series. It is specifically designed for the control systems of large rotating machinery such as gas turbines and steam turbines. Serving as the core unit for power distribution and management, this module is responsible for providing stable and isolated DC power to other modules in the Mark IV rack (e.g., I/O modules, communication modules), while monitoring the power status to ensure the reliable operation of the control system in harsh industrial environments.

• High-reliability power supply: Features multi-channel isolated outputs with strong anti-interference capabilities, ensuring the stability of control logic and signal acquisition.
• Real-time monitoring and protection: Equipped with built-in voltage/current detection circuits, providing overvoltage, overcurrent, and short-circuit protection.
• Seamless integration: Optimized specifically for the Mark IV system, simplifying the design of the power architecture.

Product Specifications

• Product Model: IC3600PCZG1A
• Manufacturer: General Electric (GE)
• Product Type: Power Control Module
• Input Voltage: 120V AC (±10%), 50/60Hz (230V AC customizable)
• Output Voltage: +5V DC, ±15V DC, +24V DC (multi-channel isolated outputs)
• Output Power: 100W (total continuous power)
• Load Regulation: ±1% (from full load to no load)
• Isolation Voltage: 1500V AC (input to output)
• Protection Functions: Overcurrent protection (self-recovering), overvoltage protection (latching)
• Operating Temperature Range: 0°C to +60°C (32°F to +140°F)
• Protection Class: IP20 (must be installed in a control cabinet)
• Installation Method: Vertically inserted into the Mark IV rack, connected via the backplane
• Status Indication: LED displays input/output power status and faults
• Certification Standards: UL 508, CSA C22.2 No. 14

Structure and Composition

• Input Filter Circuit: An EMI filter that suppresses power grid surges and high-frequency noise.
• Rectification and PWM Control: Utilizes a high-frequency switching topology (e.g., flyback type) to improve conversion efficiency (≥85%).
• Multi-channel Output Isolation: Independent transformer windings generate +5V (for logic circuits), ±15V (for analog circuits), and +24V (for I/O modules) power supplies.
• Monitoring and Protection Circuit: A voltage/current sampling chip that feeds back status to the Mark IV controller in real time.
• Heat Dissipation Management: Aluminum substrate + thermal grease, dissipating heat through the rack backplane.
• Connectors: Gold finger backplane interface, enabling power and status signal transmission.

Key Features and Advantages

1. High-reliability power output:
   • Multi-channel isolated outputs prevent mutual interference between digital and analog circuits.
   • ±1% load regulation ensures voltage stability (even in case of sudden load changes).
2. Intelligent monitoring and protection:
   • Offers overcurrent protection (self-recovering) and overvoltage protection (latching, requiring manual reset).
   • Reports faults (e.g., +5V failure) in real time via LEDs and backplane signals.
3. Seamless Mark IV integration:
   • Natively compatible with Mark IV racks (e.g., DS200 series), supporting plug-and-play functionality.
   • Supports hot swapping (when permitted by the system), eliminating the need for shutdown during maintenance.
4. Industrial-grade durability:
   • Operates in a wide temperature range of 0°C to +60°C, adapting to the environment of gas turbine control cabinets.
   • Complies with the UL 508 industrial power supply standard.

Installation and Maintenance

Installation Key Points

• Perform operations with power off (or confirm that the system supports hot swapping).
• Check the input voltage setting (select 120V/230V AC via jumpers).
• Ensure the rack backplane slot is clean and free of corrosion.

Maintenance Recommendations

• Measure the output voltage ripple annually (should be ≤50mV p-p).
• Regularly check whether the heat dissipation air duct (if any) is blocked.