The Honeywell FA-PSU-UNI2450U, also cataloged as a Universal Power Supply Unit, is designed to deliver stable DC output for Honeywell Series C and Safety Manager systems. It ensures reliable conversion from AC mains to regulated DC power, supporting redundant configurations for mission‑critical industrial automation environments.
Hardware Specifications
Manufacturer: Honeywell
Product No.: FA-PSU-UNI2450U
Product Type: Power Supply Unit
Input Voltage: 110 / 240 VAC
Frequency: 50 / 60 Hz
Output Voltage: 25 VDC
Output Current Capacity: 50 A
Isolation: Galvanic isolation between input and output
Redundancy: Supports dual installation for fault‑tolerant operation
Shipping Weight: ~10 Kg
Features
High Output Capacity: Provides 25 VDC at 50 A, suitable for powering multiple I/O modules simultaneously.
Dual Input Range: Operates on both 110 V and 240 V AC mains at 50/60 Hz.
Redundant Operation: Supports dual power supply installation for continuous system availability.
Safety & Reliability: Galvanic isolation enhances protection against electrical faults.
Industrial Durability: Built for continuous duty in distributed control and safety systems.
Frequently Asked Questions (FAQ)
Q: What is the maximum output of the FA-PSU-UNI2450U? A: It delivers 25 VDC with up to 50 A output current.
Q: Can this unit operate on both 110 V and 240 V AC? A: Yes, it supports dual input ranges at 50/60 Hz.
Q: Is redundancy supported? A: Yes, redundant installation is possible to ensure uninterrupted operation.
Field Installation Guidelines
Mount the FA-PSU-UNI2450U securely into the designated chassis slot.
Connect input wiring to 110/240 VAC mains with proper grounding.
Connect output wiring to the system bus ensuring correct polarity.
Maintain shield grounding at a single point to prevent ground loops.
Separate power wiring from signal cabling to minimize interference.
Verify redundancy wiring paths when dual supplies are installed.
