abb softstarter PSR105-600-11 24vac/dc control voltage psr range 105 amp

Why Choose the ABB PSR105-600-11 Softstarter?

The ABB PSR105-600-11, part number 1SFA896115R1100, is a powerful and compact motor softstarter designed for smooth starting and stopping of three-phase motors in industrial automation systems. As part of the advanced ABB PSR softstarter series, this unit helps reduce electrical inrush current, minimise mechanical stress and extend the operational lifespan of motors and connected equipment.

Developed for OEM machine builders, industrial engineers and control panel manufacturers, the PSR range combines dependable motor control with compact installation dimensions. Integrated bypass functionality improves efficiency by reducing heat generation and energy losses during normal operation while simplifying panel design and installation.

With a rated operational current of 105 A and support for 208–600 V AC three-phase systems, the PSR105-600-11 is ideal for compressors, pumps, conveyors, fans and industrial processing equipment requiring controlled motor acceleration and deceleration.

Key Advantages

• Compact softstarter designed for industrial motor control applications.
• 105 A operational current rating for larger industrial motors.
• 208–600 V AC three-phase operating voltage.
• Integrated built-in bypass relay reduces heat and energy losses.
• Adjustable soft start and soft stop voltage ramps.
• Helps minimise motor wear and mechanical shock during startup.

Key Features

• ABB PSR compact softstarter series.
• 105 A rated operational current.
• 55 kW motor power at 400 V AC.
• 24 V AC/DC control voltage.
• Integrated bypass functionality.
• Adjustable ramp-up and ramp-down settings via front potentiometers.
• RUN and TOR relay outputs included.
• Optional FieldBusPlug communication support.

Technical Specifications

• Manufacturer: ABB
• Series: PSR Softstarters
• Model: PSR105-600-11
• Part number: 1SFA896115R1100
• Product type: Softstarter
• Rated operational current: 105 A
• Rated operational voltage: 208–600 V AC
• Control voltage: 24 V AC/DC
• Motor power rating: 55 kW at 400 V
• Motor power rating: 75 HP at 440/480 V
• Frequency: 50 / 60 Hz
• Input phases: 3-phase
• Protection rating: Main terminals IP10
• Mounting type: Panel mounting
• Terminal type: Main circuit bars
• Ramp time: 0–20 s start / 1–10 s stop
• Dimensions (H × W × D): approx. 220 × 70 × 180 mm
• Weight: approx. 2.1 kg

Reliable Motor Starting for Industrial Machinery

Softstarters such as the ABB PSR105-600-11 gradually increase motor voltage during startup to reduce current peaks and mechanical stress. This improves operational reliability, protects connected machinery and extends motor lifespan in demanding industrial applications.

The ABB PSR range is widely used where compact dimensions, dependable operation and straightforward commissioning are important. Integrated bypass technology improves efficiency while reducing enclosure heat build-up during continuous operation.

Typical Applications

• Industrial pumps and water systems.
• Fans and ventilation equipment.
• Conveyor and material handling systems.
• Compressors and processing equipment.
• Packaging and manufacturing machinery.
• OEM automation systems and industrial control panels.

Trusted by Industrial Automation Engineers

ABB PSR softstarters are widely trusted by machine builders and industrial engineers to deliver reliable motor starting, reduced mechanical stress and efficient industrial motor control.