Description
Technical Specifications
- Product Model: 3BSE003389R1 SA168
- Brand: ABB
- Warranty: One Year
- Input Voltage: 100‑240 V AC universal input, 47‑63 Hz
- Operating Temperature: ‑20 °C to +60 °C
- Storage Temperature: ‑40 °C to +85 °C
- Response Time: Power‑supply transient response <10 ms
- Protection Class: IP20, cabinet‑rack installation only
- Accuracy Class: Output regulation ±1 % FS for 24 V DC
- Output Frequency: Not applicable, switched‑mode power conversion
- Rated Current Range: 24 V DC rated output 25 A, total 600 W power rating
- Communication Interface: No fieldbus interface, local status indicator LEDs
- Supported Protocols: None, dedicated system power supply
- Overload Capacity: Built‑in overload, short‑circuit, over‑voltage and overtemperature protection; internal 10 A main fuse (spare part 5672827‑10)ABB Group
- Dimensions: 482 mm × 177 mm × 255 mm, 19‑inch rack‑mount chassis
Product Overview
The ABB 3BSE003389R1 SA168 is a high‑power rack‑mount switching‑mode power supply unit developed for the ABB Advant Master DCS process‑control platformABB Group. This unit converts universal AC mains input into regulated 24 V DC power to feed controllers, I/O racks and field‑bus interface hardware within Advant‑based control systems. It addresses typical process‑plant pain points including unstable DC bus voltage under dynamic load changes, mains‑voltage fluctuation interference, and insufficient power capacity for large‑scale DCS rack assemblies. Process‑control engineers, DCS commissioning specialists and plant‑automation maintenance teams benefit from this hardware. Comprehensive electronic protection mechanisms prevent downstream equipment damage under fault conditions; status LEDs deliver quick visual diagnostics for power‑supply health. It is deployed for new‑build Advant‑system integration and serves as critical drop‑in spare replacement for legacy Advant Master installations.
Application Scenarios
- Advant Master DCS System Central Power Feeding: Supplies 24 V DC power for Advant Master controller racks, I/O modules and communication interface boards. Stable regulated output guarantees reliable DCS operation under fluctuating plant‑mains‑voltage conditions.
- Chemical & Petrochemical Plant Control‑Room Deployments: Used inside process‑plant control cabinets for large‑scale DCS installations. Robust overload‑protection design mitigates fault‑propagation risk across multi‑rack automation hardware.
- Power‑Plant DCS Auxiliary Control System: Provides centralised DC power for boiler‑and‑turbine‑related Advant‑control racks. High‑current 25 A output satisfies power demand from dense I/O‑module configurations in power‑generation‑control environments.
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