GE IS220PPDAH1B Distribution Feedback I/O Pack

GE IS220PPDAH1B is a high-performance Power Distribution Feedback (PPDA) I/O pack designed for the GE Mark VIe Speedtronic turbine control system. 

It serves as a core component of the Power Distribution Module (PDM), mounting directly to JPDM, JPDC, or JPDS baseboards to monitor 

and condition AC/DC feedback signals from power boards (e.g., JPDB, JPDF, JPDE). The module provides ground fault detection, analog feedback processing, 

and fused AC input monitoring, ensuring reliable power distribution and fault diagnosis in gas/steam turbine and power generation applications.

Technical Specifications

• Part Number: IS220PPDAH1B
• Manufacturer: General Electric (GE)
• Series: Mark VIe Speedtronic
• Type: PPDA Power Distribution Feedback I/O Pack
• Signal Monitoring: 2×115/230 VAC analog feedbacks, 1×local ground signal, 6×fused AC inputs
• Fault Detection: Ground fault detection (compatible with JPDE boards)
• Communication: Ethernet (IONet protocol) for real-time data exchange
• Power Supply: 28 VDC nominal
• Operating Temperature: -40°C to +70°C
• Humidity: 5%–95% (non-condensing)
• Self-Diagnostics: 5 built-in diagnostic tests with LED status indicators
• Mounting: Compatible with JPDM, JPDC, JPDS baseboards
• Dimensions: Approx. 170 × 105 × 32 mm (W×H×D)
• Weight: Approx. 0.12 kg
• Certification: CE, UL, RoHS