ABB SPDS014
ABB SPDS014
ABB SPDS014
ABB SPDS014

ABB SPDS014 | Symphony Harmony 24V DC Power Supply Module

  • Brand: ABB
  • Model: SPDS014
  • Product Type: Power Supply Module
  • Series: Symphony Harmony (Symphony Plus)
  • Core Function: Converts AC input to regulated 24V DC output for distribution to I/O modules and other rack components.
  • Key Specs: 100-120/200-240V AC input, 24V DC output @ 14A, Hot-swappable.
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Part number: ABB SPDS014
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Description

SPDS014: Product Overview
The ABB SPDS014 is a 24-volt DC power supply module designed for integration into ABB Symphony Harmony distributed control system (DCS) racks. Its primary role is to convert an AC mains supply into a stable and regulated DC voltage, which is then distributed to various components within the rack, including I/O modules, communication interfaces, and termination assemblies. This function is critical for maintaining the operational integrity of the control system, as all electronic components rely on a clean and consistent power source to function correctly.
The module processes a single-phase AC input, which can be either 100-120V or 200-240V, and transforms it into a 24V DC output with a current rating of 14 amperes. It incorporates necessary circuitry for filtering and regulation to mitigate the effects of electrical noise and voltage sags that are common in industrial environments. The SPDS014 is part of the Symphony Harmony product family, a platform known for its modular architecture, scalability, and advanced diagnostic capabilities. The benefits of this platform include simplified system design, ease of maintenance through hot-swappable components, and seamless integration with ABB’s engineering tools for configuration and monitoring. By using a standardized power supply like the SPDS014, engineers can ensure compatibility and reliability across different sections of a plant’s automation infrastructure.

ABB SPDS014

ABB SPDS014

SPDS014: Technical Specifications
  • Model Number: SPDS014
  • Manufacturer: ABB
  • Product Type: 24V DC Power Supply Module
  • Input Voltage: 100-120/200-240V AC (auto-ranging)
  • Input Frequency: 50/60 Hz
  • Output Voltage: 24 V DC
  • Output Current: 14 A
  • Output Power: 336 W
  • Efficiency: >85%
  • Operating Temperature: 0°C to +60°C
  • Storage Temperature: -40°C to +85°C
  • Humidity Range: 5% to 95% non-condensing
  • Cooling Method: Convection cooled
  • Dimensions: 245mm x 135mm x 115mm (W x H x D)
  • Weight: 1.5 kg
  • Certifications: CE, UL, cULus
Core Features & Customer Value​
The SPDS014 provides several features that translate directly into operational value for engineers and plant managers. The module’s ability to deliver a stable 24V DC output is fundamental. In an industrial setting, voltage irregularities can cause I/O modules to behave erratically, leading to incorrect process measurements or faulty control actions. By offering a tightly regulated supply, the SPDS014 ensures the fidelity of the signals being processed, which is essential for maintaining product quality and process safety.
With a 14-ampere output capacity, the module can power a substantial number of I/O channels within a single rack. This reduces the complexity and potential points of failure associated with using multiple smaller power supplies. The high current rating is particularly beneficial in large-scale applications, such as turbine control or complex batch processing, where a dense concentration of I/O is required.
A significant advantage is its hot-swappable design. During scheduled maintenance or unexpected failure, technicians can replace the power supply without de-energizing the entire rack. This capability minimizes unscheduled downtime, which can be extremely costly. The module also typically includes status indicators for power, fault, and output, which expedite troubleshooting efforts. For a maintenance team, this means faster diagnosis and resolution of power-related issues, thereby improving overall system availability.

ABB SPDS014

ABB SPDS014

Typical Applications​
The ABB SPDS014 finds application in any setting that utilizes the Symphony Harmony DCS for process control. In a petroleum refinery, for instance, it is commonly used to power the I/O racks located in the crude oil distillation unit. These racks gather critical data from temperature transmitters, pressure gauges, and flow meters, and also control control valves. The reliable power from the SPDS014 ensures that this data is accurately acquired and that control actions are executed precisely, which is vital for maximizing yield and preventing safety incidents.
In a natural gas processing plant, the module might be installed in a rack that interfaces with the plant’s fire and gas detection system. The I/O modules in this rack receive signals from detectors spread throughout the facility. The SPDS014’s stable output ensures that any alarm condition is communicated to the central control room without delay, allowing for a swift response.
Another example is in a municipal water treatment facility. Here, the power supply module would provide energy to a rack that manages the automated valves for chemical dosing and the sensors that monitor water quality parameters like pH and turbidity. The 24V DC power ensures that the actuators respond correctly to control signals, maintaining the treated water’s compliance with health standards. Its robust design also allows it to operate reliably in the humid and sometimes harsh environment of a water treatment plant.

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