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RSBT4025EV10 – 3 phase compressor softstarter 400V 25A, 110-400V I/P
Carlo Gavazzi RSBT4025EV10 three-phase compressor soft starter with 25 A rated current designed for scroll compressor motor starting control in HVAC and industrial applications.
Why Choose the Carlo Gavazzi RSBT4025EV10 Soft Starter?
The Carlo Gavazzi RSBT4025EV10 is a compact three-phase soft starter for scroll compressors designed to reduce starting current and provide smooth acceleration of compressor motors in HVAC, refrigeration and industrial cooling applications. As part of the advanced Carlo Gavazzi RSBT soft starter series, it uses a patented auto-adaptive current limiting algorithm to optimise compressor starting performance and improve system reliability.
This soft starter provides reliable compressor motor starting control while helping reduce electrical inrush current, mechanical stress and vibration during startup. The RSBT series includes integrated bypass technology, LED status indication and compact DIN rail mounting for straightforward installation inside electrical control panels.
With a rated current of 25 A, a 187–440 V AC three-phase operating voltage range and a 110–400 V AC control voltage range, the RSBT4025EV10 is designed for three-phase scroll compressor applications requiring dependable and efficient motor starting control.
Key Advantages
- Compact three-phase scroll compressor soft starter for HVAC and industrial applications.
- 25 A rated operational current suitable for higher-capacity compressor systems.
- 187–440 V AC three-phase operation for flexible compressor installations.
- Patented auto-adaptive current limiting algorithm optimises compressor starting performance.
- Integrated bypass relay improves efficiency during normal operation.
- DIN rail mounting enables simple installation inside control cabinets.
Key Features
- Carlo Gavazzi RSBT three-phase compressor soft starter series.
- 25 A rated operational current.
- 187–440 V AC operating voltage.
- 110–400 V AC control voltage.
- Three-phase controlled starting for scroll compressors.
- Integrated internal bypass relay for efficient running operation.
- Current limit starting method with auto-adaptive control.
- Compact 45 mm wide DIN rail mounting design.
Reliable Compressor Starting Control
Soft starters such as the Carlo Gavazzi RSBT4025EV10 control the initial current supplied to compressor motors during startup. By limiting starting current and providing controlled acceleration, they help improve system reliability while reducing stress on electrical and mechanical components.
The RSBT series is specifically developed for three-phase scroll compressor applications. Its adaptive starting technology, integrated bypass function and compact construction allow reliable integration into HVAC systems, refrigeration equipment and industrial control panels.
Typical Applications
- Three-phase scroll compressors.
- HVAC refrigeration systems.
- Commercial cooling equipment.
- Heat pump systems.
- Industrial compressor applications.
- OEM climate control and automation equipment.
Technical Specifications
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| Motor Protection | No | |
|---|---|---|
| Current | 25 A | |
| Power | 11 kW | |
| Voltage | 230 V, 400 V | |
| Phase | Three Phase | |
| Coil / Supply Voltage | 110–400 V AC | |
| Manufacturer | Carlo Gavazzi | |
| Series | RSBT Scroll Compressor Soft Starters | |
| Model | RSBT4025EV10 | |
| Product type | Three-phase compressor soft starter | |
| Rated operational current | 25 A | |
| Operating voltage | 187–440 V AC | |
| Control voltage | 110–400 V AC | |
| Input phases | 3-phase | |
| Frequency | 50 / 60 Hz | |
| Rated motor power at 230 V AC | 5.5 kW | |
| Rated motor power at 400 V AC | 11 kW | |
| Starting method | Current limit with auto-adaptive algorithm | |
| Ramp-up time | <1 s | |
| Bypass | Integrated internal bypass relay | |
| Protection rating | IP20 | |
| Mounting type | DIN rail or panel mounting | |
| Dimensions (W × H × D) | approx. 45 × 125 × 81 mm | |
| Weight | approx. 425 g |
Frequently Asked Questions
What is the Carlo Gavazzi RSBT4025EV10 used for?
This soft starter is designed to control the starting of three-phase scroll compressors by reducing starting current and mechanical stress.
What current rating does the RSBT4025EV10 provide?
The RSBT4025EV10 has a rated operational current of 25 A.
What supply voltage does the RSBT4025EV10 require?
The RSBT4025EV10 operates from a 187–440 V AC three-phase supply with a 110–400 V AC control voltage.
What starting technology does this soft starter use?
The unit uses a patented auto-adaptive current limiting algorithm to optimise compressor starting performance.
Where is the RSBT4025EV10 installed?
The soft starter is typically installed inside HVAC control panels, compressor cabinets and industrial electrical enclosures using DIN rail mounting.
Trusted by HVAC and Automation Engineers
Carlo Gavazzi RSBT soft starters are used by HVAC manufacturers and automation engineers to provide reliable compressor starting, reduced electrical stress and efficient system operation.
