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.
RZ3A60D40P – SSR 3 POLE ZS 42-660V 40A 4-32VDC +OTP
Carlo Gavazzi RZ3A60D40P three phase solid state relay with zero-cross switching, integrated over-temperature protection, 40 A rating and 4–32 V DC control input for industrial AC power switching applications.
Why Choose the Carlo Gavazzi RZ3A60D40P Solid State Relay?
The Carlo Gavazzi RZ3A60D40P is a high-performance three-phase solid state relay (SSR) designed for reliable electronic switching of high-current AC loads in industrial automation, heating systems and power control applications. As part of the advanced Carlo Gavazzi RZ3A series solid state relay range, it provides zero-cross switching, integrated over-temperature protection and long operational life for demanding industrial environments.
This panel-mounted solid state relay uses semiconductor switching technology to provide fast, silent and wear-free operation compared with traditional electromechanical relays. The RZ3A60D40P features a 4–32 V DC control input, a 42–660 V AC load voltage range and a 40 A rated current for dependable three-phase power switching applications.
With three poles, zero-cross switching technology, integrated over-temperature protection with alarm output and built-in transient protection, the Carlo Gavazzi RZ3A60D40P is ideal for industrial applications requiring accurate, reliable and long-life AC load control.
Key Advantages
- High-performance three-phase solid state relay for industrial switching applications.
- 40 A rated load current suitable for demanding AC power control.
- 42–660 V AC operating voltage range for flexible industrial system integration.
- 4–32 V DC control input compatible with PLCs and automation controllers.
- Integrated over-temperature protection and alarm output for improved operating safety.
- Zero-cross semiconductor switching reduces electrical stress and extends service life.
Key Features
- Carlo Gavazzi RZ3A series solid state relay.
- Three-pole panel mount SSR design.
- 40 A rated output current.
- 3PST-NO output configuration.
- 42–660 V AC load voltage range.
- 4–32 V DC control voltage.
- Zero-cross switching technology.
- Integrated over-temperature protection with alarm output.
- Built-in transient and overvoltage protection.
- Screw terminals with captive clamp connection.
Reliable AC Power Control for Industrial Automation
Solid state relays such as the Carlo Gavazzi RZ3A60D40P provide electronic switching of electrical loads without mechanical contacts. This enables faster switching cycles, reduced maintenance requirements and improved reliability in automated industrial processes.
The RZ3A series is designed for engineers requiring dependable semiconductor switching solutions for three-phase AC applications. Its zero-cross switching technology, thermal protection and robust construction make it suitable for industrial heating, machinery and automation equipment.
Typical Applications
- Industrial heating control systems.
- Three-phase AC load switching.
- Machine automation equipment.
- Industrial ovens and temperature control systems.
- Process control applications.
- OEM electrical control panels.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Screw | |
| Switching Current (A) | 40 A | |
| Mounting Type | Panel | |
| Coil / Supply Voltage | 12 V DC, 24 V DC, 5 V DC | |
| Contacts | 3NO | |
| IP Rating | IP10 | |
| Manufacturer | Carlo Gavazzi | |
| Series | RZ3A | |
| Model | RZ3A60D40P | |
| Product type | Three-phase solid state relay | |
| Mounting type | Panel mounting | |
| Number of poles | 3 | |
| Contact configuration | 3PST-NO | |
| Switching mode | Zero cross | |
| Operating voltage | 42–660 V AC | |
| Rated operational current AC-51 | 40 A | |
| Control voltage | 4–32 V DC | |
| Control input current | ≤23 mA | |
| Power connection | Screw terminals with captive clamp | |
| Protection | Integrated over-temperature protection and alarm output | |
| Protection rating | IP10 | |
| Operating temperature | -30 °C to +80 °C | |
| Dimensions (H × W × D) | approx. 73.5 × 103 × 41 mm |
Frequently Asked Questions
What is the Carlo Gavazzi RZ3A60D40P used for?
The Carlo Gavazzi RZ3A60D40P is a three-phase solid state relay used for reliable electronic switching of high-current AC loads in industrial automation and control systems.
What voltage can this solid state relay switch?
The RZ3A60D40P operates with AC loads from 42 V to 660 V AC.
What control voltage does the relay require?
The relay accepts a 4–32 V DC control input.
How much current can the relay handle?
The relay is rated for 40 A AC-51 three-phase switching applications.
What protection features are included?
The RZ3A60D40P includes integrated over-temperature protection with alarm output and built-in transient protection.
Trusted by Industrial Automation Engineers
Carlo Gavazzi RZ3A solid state relays are widely used in industrial automation applications where reliable, silent and long-life AC power switching is required.
