abb softstarter PSR37-600-70 110-240vac control voltage psr range 37 amp

Why Choose the ABB PSR37-600-70 Softstarter?

The ABB 1SFA896110R7000, also known as the PSR37-600-70, is a compact and highly efficient three-phase softstarter designed to provide smooth motor starting and stopping for industrial automation systems. As part of the trusted ABB PSR softstarter series, this unit helps reduce mechanical stress, minimise inrush current and improve the operational life of motors and connected equipment.

The PSR series is ABB’s compact softstarter range, developed for straightforward integration into control panels and machinery. Featuring built-in bypass functionality, simple potentiometer configuration and reliable voltage ramp starting, the PSR37-600-70 delivers dependable motor control while reducing installation complexity and panel heat generation.

With a rated operational current of 37 A, operating voltage range of 208–600 V AC and motor ratings up to 18.5 kW at 400 V AC, the PSR37-600-70 is ideal for pumps, fans, compressors, conveyors and industrial machinery requiring controlled motor acceleration and deceleration.

Key Advantages

• Compact three-phase motor softstarter for industrial applications.
• 37 A operational current for industrial motor control systems.
• 208–600 V AC operating voltage range.
• Built-in bypass contact reduces heat generation and saves energy.
• Smooth soft start and soft stop voltage ramp control.
• Simple setup using front-mounted potentiometers.

Key Features

• ABB PSR softstarter series.
• 37 A rated operational current.
• 208–600 V AC main circuit voltage.
• 100–240 V AC control supply voltage.
• Soft start and soft stop functionality.
• Integrated bypass for reduced power dissipation.
• RUN and TOR signal relay outputs.
• DIN rail mounting capability.
• Compact IP10/IP20 industrial housing.
• Optional FieldBusPlug communication support.

Technical Specifications

• Manufacturer: ABB
• Series: PSR Softstarters
• Model: PSR37-600-70
• Product code: 1SFA896110R7000
• Product type: Softstarter
• Rated operational current: 37 A
• Rated operational voltage: 208–600 V AC
• Control supply voltage: 100–240 V AC
• Control circuit voltage: 24 V DC
• Frequency: 50 / 60 Hz
• Motor power rating: 7.5 kW at 230 V, 18.5 kW at 400 V, 22 kW at 500 V
• Starting capacity: 4 × Ie for 6 seconds
• Ramp time: 0–20 seconds
• Initial start voltage: 40–70 %
• Mounting type: DIN rail / panel mounting
• Protection rating: IP10 / IP20
• Terminal type: Screw terminals
• Dimensions (H × W × D): approx. 187 × 54 × 153 mm
• Weight: approx. 1 kg

Reliable Soft Starting for Industrial Motors

Softstarters such as the ABB PSR37-600-70 gradually increase motor voltage during startup, helping reduce electrical inrush current and mechanical stress on motors, belts, gearboxes and driven equipment. This improves system reliability while extending equipment service life.

The PSR series combines compact dimensions, straightforward commissioning and built-in bypass functionality, making it particularly suitable for OEM machinery, HVAC systems and industrial automation panels where space efficiency and dependable operation are essential.

Typical Applications

• Pumps and booster systems.
• Industrial ventilation and fan systems.
• Compressors and refrigeration equipment.
• Conveyor systems and material handling.
• Industrial machinery and OEM equipment.
• Automation and motor control panels.

Trusted by Industrial Automation Engineers

ABB PSR softstarters are widely trusted in industrial automation systems for compact installation, dependable motor protection and efficient soft-start functionality across demanding industrial applications.