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RA48110H12POS – SSR SENSE ZS 480V 110A PNP NO
Carlo Gavazzi RA48110H12POS single-phase solid state relay with zero-cross switching, 110 A current rating and system monitoring for industrial AC load control.
£109.62
Why Choose the Carlo Gavazzi RA48110H12POS Solid State Relay?
The Carlo Gavazzi RA48110H12POS is a high-performance single-phase solid state relay (SSR) designed for reliable switching and control of high-current AC loads in industrial automation, heating systems and power control applications. As part of the advanced RA series solid state relay range, it combines zero-cross switching technology, integrated system monitoring and a normally open PNP alarm output for dependable industrial operation.
This panel-mounted SSR provides fast, silent and wear-free electronic switching compared with traditional electromechanical contactors. Its semiconductor-based design improves reliability, reduces maintenance requirements and enables precise control of resistive and industrial AC loads.
With a rated operating current of 110 A AC, an operating voltage range of 180–530 V AC and a 20–32 V DC external supply, the RA48110H12POS is suitable for demanding industrial applications requiring robust power switching and load monitoring.
Key Advantages
- High-performance solid state relay designed for industrial switching applications.
- 110 A AC rated current suitable for high-power loads.
- Zero-cross switching technology reduces electrical stress during switching.
- Integrated system monitoring with PNP normally open alarm output.
- Silent, fast and maintenance-free semiconductor switching.
- Compact panel mount design for industrial control cabinets.
Key Features
- Carlo Gavazzi RA series solid state relay.
- Single-pole AC solid state switching.
- 110 A AC-51 rated operating current.
- 30 A AC-53a rated operating current.
- 180–530 V AC operating voltage range.
- Zero-cross output switching.
- 7–32 V DC control voltage.
- 20–32 V DC external supply.
- Normally open PNP alarm output.
- Screw terminal power connections.
Reliable Electronic Power Switching for Industrial Systems
Solid state relays such as the Carlo Gavazzi RA48110H12POS provide dependable electronic switching for industrial equipment by using semiconductor technology instead of mechanical contacts. This enables faster response times, silent operation and improved durability in applications requiring frequent switching cycles.
The RA series is designed for industrial automation engineers requiring reliable AC load control, integrated monitoring functions and straightforward panel installation. Its zero-cross switching technology helps optimise electrical performance while reducing stress on connected equipment.
Typical Applications
- Industrial heating control systems.
- Temperature regulation equipment.
- Industrial automation panels.
- Power switching applications.
- Machine control systems.
- Process control equipment.
Technical Specifications
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| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Screw | |
| Mounting Type | Panel | |
| Coil / Supply Voltage | 12 V DC, 24 V DC | |
| Manufacturer | Carlo Gavazzi | |
| Series | RA Solid State Relays | |
| Model | RA48110H12POS | |
| Product type | Solid state relay | |
| Relay configuration | 1-pole panel mount SSR | |
| Switching mode | Zero cross | |
| Rated operating current AC-51 | 110 A AC | |
| Rated operating current AC-53a | 30 A AC | |
| Operating voltage | 180–530 V AC | |
| Blocking voltage | 1200 V peak | |
| Control voltage | 7–32 V DC | |
| External supply voltage | 20–32 V DC | |
| Number of phases | 1-phase | |
| Output type | Normally open PNP alarm output | |
| Mounting type | Panel mounting | |
| Connection type | Screw terminals | |
| Dimensions | approx. 44.5 × 29 × 57.8 mm |
Frequently Asked Questions
What is the Carlo Gavazzi RA48110H12POS used for?
The RA48110H12POS is a single-phase solid state relay used for reliable switching of high-current AC loads in industrial automation and control applications.
What current rating does the RA48110H12POS support?
The relay supports a rated operating current of 110 A AC for AC-51 applications.
What voltage range does this solid state relay operate with?
The RA48110H12POS operates with an AC voltage range of 180–530 V AC.
What switching technology does the RA48110H12POS use?
The relay uses zero-cross switching technology to provide reliable electronic switching with reduced electrical stress.
Where is the RA48110H12POS typically installed?
The relay is typically installed inside industrial control panels for automation, heating and power switching applications.
Trusted by Industrial Automation Professionals
Carlo Gavazzi solid state relays are widely used in industrial automation applications where reliable, efficient and maintenance-free electronic switching is required.
