ABB Bailey|IEPAFD1|Power Supply Module
ABB IEPAFD1 Power Supply Module
Description
The ABB IEPAFD1 is an AC input field power supply module tailored for Infi 90 systems, providing reliable +24 VDC power to field termination devices.
Features
- Ensures stable +24 VDC output
- Facilitates separate power distribution for field terminations
- Compact design suitable for mounting units
Technical Specifications
Input Requirements
- Voltage: 102–132 VAC or 204–264 VAC (configurable via jumper)
- Frequency: 47–63 Hz
- Input Current: Up to 1.6 A per module
- Inrush Current: Less than 15 A (fully loaded condition)
- Harmonic Distortion: 5%
- Surge Protection
- For 120 VAC: 295–350 V (differential), 500–650 V (common)
- For 240 VAC: 650–750 V (differential), 800–1100 V (common)
- Transient Voltage and Current: 6000 V peak / 3000 A peak
- Leakage Current (at 240 VAC): 1.1 mA (line to neutral), 0.55 mA (neutral to ground)
Output Specifications
- Voltage Output: +24 VDC ±0.6% at 4 A
- Line Regulation: 0.5%
- Hold-Up Time: At least 10 ms when fully loaded
- Heat Dissipation: Maximum 25 W
Environmental Conditions
- Operating Temperature: Up to 70°C (baseplate up to 85°C)
- Humidity Range: 5–90% non-condensing up to 55°C, 0–45% up to 70°C
- Cooling Requirement: Typically requires 180 CFM airflow
- Altitude Tolerance: From sea level up to 3 km (approximately 1.86 miles)
- Atmosphere Suitability: Non-corrosive environments
Physical Dimensions
- Height: 13.20 cm (5.2 inches)
- Width: 48.26 cm (19 inches)
- Depth: 11.43 cm (4.5 inches)
ABB Bailey|IEPAFD1|Power Supply Module

ABB Bailey|IEPAFD1|Power Supply Module
ABB IEPAFD1 Power Supply Module
Description
The ABB IEPAFD1 is an AC input field power supply module tailored for Infi 90 systems, providing reliable +24 VDC power to field termination devices.
Features
- Ensures stable +24 VDC output
- Facilitates separate power distribution for field terminations
- Compact design suitable for mounting units
Technical Specifications
Input Requirements
- Voltage: 102–132 VAC or 204–264 VAC (configurable via jumper)
- Frequency: 47–63 Hz
- Input Current: Up to 1.6 A per module
- Inrush Current: Less than 15 A (fully loaded condition)
- Harmonic Distortion: 5%
- Surge Protection
- For 120 VAC: 295–350 V (differential), 500–650 V (common)
- For 240 VAC: 650–750 V (differential), 800–1100 V (common)
- Transient Voltage and Current: 6000 V peak / 3000 A peak
- Leakage Current (at 240 VAC): 1.1 mA (line to neutral), 0.55 mA (neutral to ground)
Output Specifications
- Voltage Output: +24 VDC ±0.6% at 4 A
- Line Regulation: 0.5%
- Hold-Up Time: At least 10 ms when fully loaded
- Heat Dissipation: Maximum 25 W
Environmental Conditions
- Operating Temperature: Up to 70°C (baseplate up to 85°C)
- Humidity Range: 5–90% non-condensing up to 55°C, 0–45% up to 70°C
- Cooling Requirement: Typically requires 180 CFM airflow
- Altitude Tolerance: From sea level up to 3 km (approximately 1.86 miles)
- Atmosphere Suitability: Non-corrosive environments
Physical Dimensions
- Height: 13.20 cm (5.2 inches)
- Width: 48.26 cm (19 inches)
- Depth: 11.43 cm (4.5 inches)