ABB DSSA165

Primary Product Variants & Descriptions

1. DSSA165 as a Power Supply Unit (Advant Master Series)

The most frequent application of the DSSA165 is as a robust power supply for ABB’s Advant Master process control systems .

• Function: Provides regulated DC power to controllers, I/O modules, and peripheral devices.

• Design Philosophy: Engineered for continuous operation in demanding industrial environments, ensuring system stability and uptime.

• Construction: Features a robust, industrial-grade chassis suitable for panel or rack mounting. It includes built-in overload, short-circuit, and thermal protection .

2. DSSA165 as a High-Power Industrial Supply

Some suppliers list this model as a high-power rectifier unit for larger industrial machinery .

• Function: Converts AC mains power to regulated DC power for heavy industrial loads, such as motor drives or large-scale automation cells.

• Technology: Integrates advanced semiconductor technology to maintain stable output even under fluctuating load conditions .

3. DSSA165 as an Interface Module

In some contexts, the DSSA165 code is associated with communication interface boards.

• Function: Acts as an interface board connecting the AC800M controller to S800 I/O modules .

• Usage: Facilitates communication for safety-critical applications and emergency shutdown systems .

Technical Specifications

Due to the variance in product identification, specifications are grouped by the most likely type.

For Power Supply Unit (Advant Master / General Use)

• Manufacturer: ABB

• Part Number: DSSA165 / 48990001-LY

• Type: Power Supply Module

• System Compatibility: ABB Advant Master, AC800M Systems

• Input Voltage: 120 / 220 / 230 V AC (Also listed as 380-480V AC for high-power variants)

• Output Voltage: 24 V DC (or 400V DC for high-power variants)

• Output Current: 25 A

• Output Power: 600 W (typical) / up to 165 kW for high-power rectifier variants

• Frequency Range: 47-63 Hz

• Efficiency Rating: Up to 98%

• Protection Class: IP20 (Finger-safe)

• Operating Temperature: -20°C to +50°C

• Certifications: UL, CE

• Mounting: Panel or Rack-mounted

For Interface Module (AC800M / S800)

• Communication Protocol: ModuleBus

• Communication Rate: Up to 1.5 Mbps

• Max Connected Modules: 32

• Operating Voltage: 24 V DC

• Power Consumption: < 5 W

• Operating Temperature: -20°C to +60°C

• Protection Class: IP67 (High environmental protection)

• Installation: DIN Rail mounting

Key Functional Features

• High Reliability: Designed with redundancy and high-grade components to ensure operation in critical processes where downtime is not an option .

• Robust Protection: Equipped with multiple safeguards, including over-voltage, under-voltage, over-current, short-circuit, and thermal protection to protect both the unit and the connected control hardware .

• High Efficiency: Versions of the DSSA165 boast high power factor correction (0.99) and efficiency ratings (up to 98%), reducing energy waste and operational costs in large-scale installations .

• Wide Environmental Tolerance: Engineered to withstand harsh conditions, including wide temperature ranges, humidity, and vibration, making it suitable for diverse industrial settings .

• Maintenance Support: For the Advant Master series, ABB supports the DSSA165 with specific preventive maintenance kits (e.g., PM10YDSSA165-1) designed for long-term service intervals .

• User-Friendly Design: Features intuitive diagnostics and easy terminal connections for simplified wiring, monitoring, and maintenance .

Application Scenarios

The ABB DSSA165 is utilized across a wide spectrum of industries due to its role in control system infrastructure:

• Industrial Automation: Central to automating production lines, assembly processes, and material handling, ensuring synchronized operation of sensors and actuators .

• Process Control: Used extensively in the oil and gas, chemical, pharmaceutical, and power generation industries to provide stable power to control loops and safety systems that regulate pressure, temperature, and flow .

• Safety Systems: Employed in critical safety applications such as Emergency Shutdown Systems (ESD), fire and gas detection systems, and burner management systems where a reliable power source is mandatory .

• Manufacturing: Applied in discrete manufacturing industries like automotive and electronics for powering robotic controllers and CNC machinery .

• Infrastructure & Energy: Utilized in power distribution management, water treatment facilities, and railway signaling systems to ensure uninterrupted monitoring and control .