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RSBT4025EVC1HP – 3P COMP.S/START 220-400V 25A, DIN + COMMS
Carlo Gavazzi RSBT4025EVC1HP three-phase high-pressure compressor soft starter with 25 A rated current and RS485 Modbus communication designed for scroll compressor motor starting control.
£388.53
Why Choose the Carlo Gavazzi RSBT4025EVC1HP Soft Starter?
The Carlo Gavazzi RSBT4025EVC1HP is a compact three-phase high-pressure soft starter for scroll compressors designed to reduce starting current and provide smooth acceleration of compressor motors in HVAC, heat pump and refrigeration applications. As part of the advanced Carlo Gavazzi RSBT HP soft starter series, it combines high-pressure compressor starting optimisation with RS485 Modbus communication for integration into modern automation and monitoring systems.
This soft starter provides reliable compressor motor starting control while helping reduce electrical inrush current, mechanical stress and vibration during startup. The RSBT4025EVC1HP features integrated bypass technology, three-phase control, internal supply and compact DIN rail mounting for straightforward installation inside electrical control panels.
With a rated current of 25 A, an operating voltage range of 187–440 V AC and a 110–400 V AC control voltage range, the RSBT4025EVC1HP is suitable for three-phase scroll compressor applications requiring reliable high-pressure starting performance and RS485 Modbus communication.
Key Advantages
- Compact three-phase high-pressure 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 operating range for flexible compressor installations.
- High-pressure HP algorithm optimises compressor starting performance in demanding conditions.
- Integrated bypass relay improves efficiency during normal operation.
- RS485 Modbus communication enables connection to automation and supervisory systems.
Key Features
- Carlo Gavazzi RSBT HP 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 control for scroll compressors.
- RS485 Modbus communication interface.
- Integrated internal bypass relay.
- Compact 45 mm wide DIN rail mounting design.
Reliable Compressor Starting Control
Soft starters such as the Carlo Gavazzi RSBT4025EVC1HP 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 HP series is specifically developed for demanding scroll compressor applications where high starting pressure conditions may occur. Its auto-adaptive current limiting technology, integrated bypass function and Modbus communication capability allow reliable integration into HVAC systems, refrigeration equipment and industrial automation networks.
Typical Applications
- Three-phase scroll compressors.
- Heat pump systems.
- HVAC refrigeration systems.
- Commercial cooling equipment.
- 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 HP Scroll Compressor Soft Starters | |
| Model | RSBT4025EVC1HP | |
| 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 | |
| Bypass | Integrated internal bypass | |
| Communication | RS485 Modbus | |
| Supply voltage | Internal supply | |
| Protection rating | IP20 | |
| Mounting type | DIN rail mounting | |
| Dimensions (W × H × D) | 45 × 125 × 103.5 mm |
Frequently Asked Questions
What is the Carlo Gavazzi RSBT4025EVC1HP used for?
This soft starter is designed to control the starting of three-phase scroll compressors by reducing starting current and mechanical stress in demanding applications.
What current rating does the RSBT4025EVC1HP provide?
The RSBT4025EVC1HP has a rated operational current of 25 A.
What supply voltage does the RSBT4025EVC1HP require?
The RSBT4025EVC1HP operates from a 187–440 V AC three-phase supply with a 110–400 V AC control voltage.
Does the RSBT4025EVC1HP support communication networks?
Yes, the RSBT4025EVC1HP includes RS485 Modbus communication for integration with automation and monitoring systems.
Where is the RSBT4025EVC1HP 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 HP soft starters are used by HVAC manufacturers and automation engineers to provide reliable compressor starting, reduced electrical stress and efficient system operation in demanding applications.
