ABB DSSR 170 48990001-PC Power Supply Unit

Company Information
E-mail		[email protected]
Mobile		+8613666033393
Whatsapp		+8613666033393
WeChat		13666033393
Add		Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Product Introduction

The ABB DSSR 170 48990001-PC is a high-performance industrial power supply unit specifically designed for use in ABB’s distributed control systems. It plays a critical role in providing regulated DC power to system modules, controllers, and communication interfaces across automation environments. As part of the ABB INFI 90 or Harmony system family, the DSSR 170 is built to meet the demanding power needs of mission-critical applications, ensuring continuous and stable system operation.

This power supply unit is known for its robust construction, long operational life, and compatibility with a wide range of ABB control system hardware. It features protection against overloads, short circuits, and voltage fluctuations, making it a reliable power source for sensitive electronic modules in industrial installations.

Engineered with operational efficiency in mind, the DSSR 170 simplifies integration into both legacy and current ABB systems. Its compact form factor, ease of maintenance, and global certifications make it a widely used component across power generation, oil and gas, and manufacturing sectors.

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Product Specifications

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Product Applications

The DSSR 170 is designed for industrial environments where uninterrupted and reliable DC power is critical. It is widely used in sectors such as:

• Power Generation
  Ensures stable DC power to controllers and I/O modules in power plants, substations, and grid automation systems.

• Oil & Gas
  Powers remote terminal units, communication gateways, and I/O frames in both offshore and onshore facilities.

• Chemical & Petrochemical Industries
  Supports sensitive instrumentation systems and safety interlocks in hazardous processing areas.

• Water and Wastewater Treatment
  Provides energy to pump stations, SCADA systems, and monitoring equipment across distributed facilities.

• Industrial Manufacturing
  Used in factory automation, robotics, and assembly lines requiring consistent 24 V DC power.

• Metals & Mining
  Supports controllers and field interface units in rugged environments with fluctuating power conditions.

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Product Advantages

The ABB DSSR 170 offers a range of technical and operational benefits that make it ideal for industrial use:

• High Reliability
  Designed for 24/7 operation in critical systems with built-in protections and industrial-grade components.

• Compact Design
  Space-saving footprint allows for easy integration into dense control cabinets or field enclosures.

• Integrated Protection
  Includes automatic shutdown features for overvoltage, short circuit, and thermal overload, enhancing equipment safety.

• Easy Installation
  Supports both DIN rail and panel mounting with clearly labeled connectors and plug-and-play functionality.

• System Compatibility
  Fully interoperable with ABB’s INFI 90 and Harmony series systems, reducing integration effort and time.

• Low Maintenance
  Passive cooling and rugged design minimize moving parts and reduce the need for ongoing servicing.

• Global Certifications
  Approved for use in international markets, enabling standardized deployment across multinational facilities.

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Frequently Asked Questions (FAQ)

1. What is the DSSR 170 primarily used for in ABB systems?
   It provides regulated 24 V DC power to controllers, I/O modules, and communication devices within ABB’s INFI 90 and Harmony systems.

2. Is the DSSR 170 suitable for continuous industrial operation?
   Yes, it is engineered for 24/7 use in demanding environments and can operate continuously under full rated load.

3. How is the DSSR 170 protected against electrical faults?
   It includes built-in protection features such as short circuit prevention, overload cutoff, and overvoltage safeguards.

4. What type of mounting flexibility does the unit offer?
   The power supply supports both DIN rail and panel mounting, making it adaptable to a wide variety of cabinet configurations.

5. Can this unit be used in environments with fluctuating power input?
   It accepts a broad input voltage range of 100–240 V AC, making it tolerant of typical industrial power variations.

6. Does the DSSR 170 require active cooling or a fan?
   No, the unit is passively cooled through its metal enclosure, eliminating the need for fans and reducing maintenance.

7. Is it possible to monitor the status of the power supply visually?
   Yes, LED indicators on the front panel display operating and fault conditions for quick on-site diagnostics.

8. Can it be integrated into systems that require power redundancy?
   It can be paired with other ABB power modules to create redundant configurations, enhancing system reliability.

9. Is the unit suitable for use in cabinet systems with limited space?
   Its compact dimensions and efficient design make it ideal for tight industrial cabinet spaces.

10. What environments is the DSSR 170 rated for?
    It operates reliably in standard industrial environments, including those with elevated temperatures and high humidity.

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Popular ABB Models (Same Brand)

Frequently Asked Questions (FAQ)

1. What is the DSSR 170 primarily used for in ABB systems?
   It provides regulated 24 V DC power to controllers, I/O modules, and communication devices within ABB’s INFI 90 and Harmony systems.

2. Is the DSSR 170 suitable for continuous industrial operation?
   Yes, it is engineered for 24/7 use in demanding environments and can operate continuously under full rated load.

3. How is the DSSR 170 protected against electrical faults?
   It includes built-in protection features such as short circuit prevention, overload cutoff, and overvoltage safeguards.

4. What type of mounting flexibility does the unit offer?
   The power supply supports both DIN rail and panel mounting, making it adaptable to a wide variety of cabinet configurations.

5. Can this unit be used in environments with fluctuating power input?
   It accepts a broad input voltage range of 100–240 V AC, making it tolerant of typical industrial power variations.

6. Does the DSSR 170 require active cooling or a fan?
   No, the unit is passively cooled through its metal enclosure, eliminating the need for fans and reducing maintenance.

7. Is it possible to monitor the status of the power supply visually?
   Yes, LED indicators on the front panel display operating and fault conditions for quick on-site diagnostics.

8. Can it be integrated into systems that require power redundancy?
   It can be paired with other ABB power modules to create redundant configurations, enhancing system reliability.

9. Is the unit suitable for use in cabinet systems with limited space?
   Its compact dimensions and efficient design make it ideal for tight industrial cabinet spaces.

10. What environments is the DSSR 170 rated for?
    It operates reliably in standard industrial environments, including those with elevated temperatures and high humidity.

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Related Models (Same Series or Functional Category)

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Popular ABB Models (Same Brand)

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