RSBD4025EV61HP - 2PH COMP.S/START 220-400V 25A 110-400V I/P+RLY

Why Choose the Carlo Gavazzi RSBD4025EV61HP Soft Starter?

The Carlo Gavazzi RSBD4025EV61HP is a high-performance three-phase soft starter for scroll compressors designed for demanding HVAC, refrigeration and industrial compressor applications. As part of the advanced Carlo Gavazzi RSBD series, it provides controlled compressor startup while reducing electrical inrush current, mechanical stress and pressure shock within refrigeration systems.

This intelligent soft starter uses advanced two-phase controlled soft-start technology combined with an adaptive HP algorithm specifically developed for scroll compressor applications. The integrated internal bypass relay improves operating efficiency and minimises heat dissipation during normal operation, while DIN rail mounting simplifies installation inside industrial control panels.

With a rated operational current of 25 A, an operating voltage range of 220–400 V AC, and support for three-phase motors up to approximately 11 kW at 400 V, the RSBD4025EV61HP is ideal for refrigeration compressors, HVAC systems and commercial cooling equipment requiring reliable soft starting performance.

Key Advantages

• Designed specifically for three-phase scroll compressors.
• 25 A operational current rating suitable for HVAC and refrigeration systems.
• Reduces compressor inrush current and mechanical stress during startup.
• Adaptive HP algorithm optimised for compressor motor starting.
• Integrated internal bypass relay improves operational efficiency.
• DIN rail mounting simplifies control panel installation.

Key Features

• Carlo Gavazzi RSBD soft starter series.
• Three-phase scroll compressor soft starter.
• 25 A rated operational current.
• 220–400 V AC operating voltage.
• Two-phase controlled soft-start operation.
• Adaptive HP compressor starting algorithm.
• Integrated internal bypass relay.
• DIN rail mounting compatibility.

Technical Specifications

• Manufacturer: Carlo Gavazzi
• Series: RSBD Soft Starters
• Model: RSBD4025EV61HP
• Product type: Three-phase compressor soft starter
• Rated operational current: 25 A
• Rated operating voltage: 187–440 V AC
• Control voltage: 110–400 V AC
• Motor power at 230 V: 5.5 kW
• Motor power at 400 V: 11 kW
• Frequency: 50 / 60 Hz
• Control type: Two-phase controlled
• Internal bypass: Yes
• Mounting type: DIN rail mount
• Protection rating: IP20
• Operating temperature: -20°C to +60°C
• Product width: 45 mm
• Product height: 125 mm
• Product depth: 110 mm
• Electrical connection: Screw terminals
• Standards: CE, cULus, CCC, EAC

Reliable Soft Starting for Scroll Compressors

Soft starters such as the Carlo Gavazzi RSBD4025EV61HP gradually ramp compressor motor voltage during startup, helping reduce electrical peak current and minimising mechanical shock within refrigeration and HVAC systems. This controlled startup process improves compressor reliability while helping extend equipment service life.

The RSBD range is trusted by HVAC engineers, refrigeration specialists and industrial automation professionals because of its compact design, adaptive compressor control functionality and integrated bypass technology. Its dedicated compressor starting algorithm helps optimise startup performance for demanding HVAC applications.

Typical Applications

• Scroll compressors in HVAC systems.
• Commercial refrigeration equipment.
• Industrial cooling systems.
• Air conditioning compressor control.
• Heat pump systems.
• Industrial automation and compressor panels.

Trusted by HVAC and Refrigeration Professionals Worldwide

Carlo Gavazzi RSBD soft starters are trusted by HVAC engineers and refrigeration specialists for reliable compressor starting, compact installation and dependable industrial performance.