ABB PHARPS32000000 F8G2B3B6
Product Name: Symphony Plus (INFI90) MPS III Rack-mounted Redundant Power Supply Module
I. Basic Information
Brand: ABB (formerly Bailey)
Main Model: PHARPS32000000
Configuration Code: F8G2B3B6
Product Series: MPS III Third Generation Modular Power Supply
Compatible Systems: ABB Symphony Plus / INFI90 DCS Control System
Installation Method: Standard rack-mounted hot-swappable installation, IP20 protection
Electrical Parameters
Input Specifications: AC 85 – 264VAC (wide voltage universal input, 45 – 65Hz)
Multiple DC Outputs: +5V DC 60A
+15V DC 3A
-15V DC 3A
24V DC 17A
Total output power: 900W
Conversion efficiency: Typical value ≥ 94%
Operating temperature: -25℃ to +70℃. For temperatures above 60℃, reduced capacity usage is required.
Electrical isolation: 4kV reinforced insulation isolation for input and output, resistant to power grid surges and electromagnetic interference

Core functional features
1+1/N+1 redundant parallel operation
Support for dual power module redundant current sharing, with microsecond-level seamless switching when a single unit fails, ensuring uninterrupted power supply for DCS controllers, CPUs, communication cards, and I/O modules, preventing system shutdown and data loss.
Support for hot-swappable online replacement
No need for complete machine power-off and shutdown, simply plug and replace the faulty power supply to significantly shorten factory device maintenance downtime.
Complete protection mechanism
Built-in overvoltage, undervoltage, overcurrent, short circuit, and overheating protection. Faults automatically lock and trigger panel alarms, and can upload fault signals to the DCS upper-level system.
Low ripple high-precision regulated output
Multi-stage filtering circuit, with extremely low output voltage ripple, suitable for power supply requirements of DCS precision main control, analog quantity acquisition, etc., of high-sensitive industrial control cards.

Typical application scenarios
ABB Symphony Plus (INFI90) DCS distributed control system cabinet for industries such as thermal power, hydropower, chemical engineering, metallurgy, and papermaking. It provides centralized multi-channel DC power supply for CPU controllers, communication modules, and various AI/AO/DI/IO cards within the rack.






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