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RA48110H12NCS – SSR SENSE ZS 480V 110A NPN NC
Carlo Gavazzi RA48110H12NCS solid state relay, a 110 A single phase zero-cross switching relay with system monitoring for industrial AC load control applications.
£109.62
Why Choose the Carlo Gavazzi RA48110H12NCS Solid State Relay?
The Carlo Gavazzi RA48110H12NCS is a high-performance single-phase zero-cross switching solid state relay (SSR) designed for reliable AC load switching and advanced system monitoring in industrial automation applications. As part of the Carlo Gavazzi RA48 solid state relay series, it combines high-current switching capability with integrated fault monitoring and alarm indication for demanding industrial environments.
This solid state relay uses semiconductor switching technology to provide silent, maintenance-free operation while eliminating mechanical contact wear. The integrated monitoring function detects operating faults and provides a normally closed NPN alarm output, helping improve system diagnostics and machine reliability.
With a rated operational current of 110 A AC, an operating voltage range of 180–530 V AC and a 20–32 V DC control supply, the RA48110H12NCS is suitable for industrial heating, machinery and process control applications requiring dependable high-power AC switching.
Key Advantages
- High-current solid state relay designed for industrial AC switching applications.
- 110 A AC rated current for demanding industrial loads.
- Zero-cross switching technology reduces electrical interference during operation.
- Integrated system monitoring and alarm output for improved fault detection.
- 20–32 V DC control supply for modern automation systems.
- Silent semiconductor operation with no mechanical contacts to wear.
Key Features
- Carlo Gavazzi RA48 solid state relay series.
- 110 A AC rated operational current.
- 180–530 V AC operating voltage range.
- 20–32 V DC control voltage range.
- Single-pole panel mounting design.
- Zero-cross switching operation.
- Integrated line, load and SSR status monitoring.
- NPN normally closed alarm output.
- Screw terminal power connections.
Reliable Electronic Switching with System Monitoring
Solid state relays such as the Carlo Gavazzi RA48110H12NCS provide dependable electronic control of high-power AC loads by using semiconductor switching technology. This improves operational lifetime, reduces maintenance requirements and enables reliable switching in industrial automation systems.
The integrated monitoring capability allows the relay to detect operating faults including line, load and switching problems, making it suitable for applications where rapid fault identification and improved machine availability are required.
Typical Applications
- Industrial heating and temperature control systems.
- High-power industrial machinery.
- Process control equipment.
- Automation and electrical control panels.
- Industrial ovens and thermal processing systems.
- OEM machine building applications.
Technical Specifications
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| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Screw | |
| Switching Current (A) | 110 A | |
| Mounting Type | Panel | |
| Coil / Supply Voltage | 24 V DC | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | RA48 Solid State Relays | |
| Model | RA48110H12NCS | |
| Product type | Solid state relay | |
| Number of poles | 1-pole | |
| Switching type | Zero-cross switching | |
| Rated operational current | 110 A AC | |
| Rated operational current AC-53a | 30 A | |
| Operating voltage | 180–530 V AC | |
| Blocking voltage | 1200 Vp | |
| Control voltage | 20–32 V DC | |
| Alarm output | NPN normally closed | |
| Monitoring function | System monitoring | |
| Mounting type | Panel mounting | |
| Terminal type | Screw terminals | |
| Dimensions (H × W × D) | approx. 29 × 44.5 × 57.8 mm | |
| Weight | approx. 120 g | |
| Protection rating | IP20 |
Frequently Asked Questions
What is the Carlo Gavazzi RA48110H12NCS used for?
The RA48110H12NCS is a high-current solid state relay used for reliable AC load switching in industrial automation, heating and process control applications.
What load current can the RA48110H12NCS handle?
The relay supports a rated operational current of 110 A AC.
What voltage range does the RA48110H12NCS support?
The relay operates with an AC supply voltage range of 180–530 V AC.
What control voltage is required?
The RA48110H12NCS requires a 20–32 V DC control supply.
What monitoring features are included?
The relay includes system monitoring with a normally closed NPN alarm output for fault indication.
Trusted by Industrial Automation Engineers
Carlo Gavazzi solid state relays are widely used in industrial control systems to provide reliable, efficient and maintenance-free switching performance with advanced monitoring capabilities.
