Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
RZ3A60A40 – SSR 3/P 42-660V 40A 24-275VAC
Carlo Gavazzi RZ3A60A40 solid state relay, a three-phase 40 A zero-cross switching relay designed for industrial automation and AC load control applications.
Why Choose the Carlo Gavazzi RZ3A60A40 Solid State Relay?
The Carlo Gavazzi RZ3A60A40 is a reliable three-phase solid state relay (SSR) designed for high-performance switching of industrial AC loads including heating elements, motors and process automation equipment. As part of the proven Carlo Gavazzi RZ3A solid state relay series, it delivers dependable semiconductor switching technology for demanding industrial control applications.
This panel-mounted SSR uses zero-cross switching technology to provide silent, fast and reliable AC load switching while reducing electrical interference. The RZ3A60A40 features robust industrial construction, LED status indication and integrated overvoltage protection for improved reliability in automation systems.
With a rated current of 40 A AC, a 42–660 V AC operating voltage range and a 24–275 V AC / 24–50 V DC control input, the RZ3A60A40 is ideal for three-phase industrial applications requiring reliable switching of high-power electrical loads.
Key Advantages
- Industrial three-phase solid state relay for reliable AC load switching.
- 40 A AC rated current for demanding automation applications.
- Zero-cross switching technology reduces electrical noise and switching stress.
- 42–660 V AC operating voltage range suitable for high-voltage industrial systems.
- 24–275 V AC / 24–50 V DC control input for flexible integration.
- Integrated overvoltage protection for improved system durability.
Key Features
- Carlo Gavazzi RZ3A solid state relay series.
- Three-pole AC solid state switching.
- Zero-cross switching mode.
- 40 A rated operational current.
- 42–660 V AC operational voltage range.
- 24–275 V AC / 24–50 V DC control voltage.
- Built-in overvoltage protection with integrated varistor.
- LED indication for control input status.
- Panel mounting design with screw terminals.
Reliable Solid State Switching for Industrial Automation
Solid state relays such as the Carlo Gavazzi RZ3A60A40 use semiconductor technology to provide fast, silent and reliable switching of electrical loads. The zero-cross switching function helps minimise electrical interference while improving the service life of connected equipment.
The RZ3A series is designed for machine builders, automation engineers and industrial equipment manufacturers requiring dependable three-phase load control. Its compact panel-mounted design, flexible control input and robust switching performance allow simple integration into modern industrial systems.
Typical Applications
- Industrial heating systems and electrical ovens.
- Plastic extrusion and thermoforming machinery.
- Packaging and production equipment.
- Motor and process control applications.
- Dryers and climatic chambers.
- Industrial automation and electrical control panels.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Screw | |
| Mounting Type | Panel | |
| Switching Current (A) | 40 A | |
| Coil / Supply Voltage | 110 V AC, 115 V AC, 120 V AC, 208 V AC, 220 V AC, 230 V AC, 240 V AC, 380 V AC, 400 V AC, 415 V AC, 440 V AC, 48 V AC, 480 V AC, 500 V AC, 575 V AC, 600 V AC | |
| IP Rating | IP10 | |
| Manufacturer | Carlo Gavazzi | |
| Series | RZ3A Solid State Relays | |
| Model | RZ3A60A40 | |
| Product type | Three-phase solid state relay | |
| Switching mode | Zero cross switching | |
| Number of poles | 3 | |
| Rated operational current | 40 A AC | |
| Rated current AC-51 | 40 A | |
| Operating voltage | 42–660 V AC | |
| Control voltage AC | 24–275 V AC | |
| Control voltage DC | 24–50 V DC | |
| Operating frequency | 45–65 Hz | |
| Switching method | Zero voltage switching | |
| Mounting type | Panel mounting | |
| Connection type | Screw terminals with captive clamp | |
| Protection rating | IP10 | |
| Operating temperature | -30 to +80 °C | |
| Dimensions (H × W × D) | Approx. 41 × 73.5 × 103 mm | |
| Weight | Approx. 380 g |
Frequently Asked Questions
What is the Carlo Gavazzi RZ3A60A40 used for?
This solid state relay is used for switching three-phase AC loads in industrial automation, heating and process control applications.
What current rating does the RZ3A60A40 support?
The relay supports a rated operational current of 40 A AC for industrial load switching applications.
What control voltage is required?
The RZ3A60A40 supports 24–275 V AC or 24–50 V DC control inputs.
What switching method does this relay use?
The relay uses zero-cross switching technology to provide reliable AC load switching with reduced electrical interference.
Where is this solid state relay installed?
The RZ3A60A40 is designed for panel mounting inside industrial control cabinets and automation systems.
Trusted by Industrial Automation Engineers Worldwide
Carlo Gavazzi RZ3A solid state relays are trusted by automation engineers and machine builders for reliable three-phase load switching, efficient operation and long service life in demanding industrial environments.
