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RZ3A60D40 – SSR 3/P 42-660V 40A 4-32VDC
Carlo Gavazzi RZ3A60D40 three phase solid state relay with zero-cross switching, 40 A load rating and 4–32 V DC control input for industrial AC power switching applications.
Why Choose the Carlo Gavazzi RZ3A60D40 Solid State Relay?
The Carlo Gavazzi RZ3A60D40 is a powerful and reliable three-phase solid state relay (SSR) designed for 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, long operational life and dependable performance 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 RZ3A60D40 features a 4–32 V DC control input, a 42–660 V AC load voltage range and a 40 A rated load current for reliable three-phase power switching.
With three poles, zero-cross switching technology, integral snubber protection and panel mounting capability, the Carlo Gavazzi RZ3A60D40 is ideal for industrial applications requiring efficient, reliable and maintenance-free AC load control.
Key Advantages
- High-performance three-phase solid state relay for industrial switching applications.
- 40 A rated current suitable for demanding AC load control.
- 42–660 V AC operating voltage range for flexible industrial integration.
- 4–32 V DC control input compatible with PLCs and automation controllers.
- Zero-cross switching reduces electrical stress during operation.
- Silent semiconductor switching with no mechanical contact wear.
Key Features
- Carlo Gavazzi RZ3A series solid state relay.
- Three-phase panel mount SSR design.
- 40 A load current rating.
- 3PST-NO output configuration.
- 42–660 V AC load voltage range.
- 4–32 V DC control voltage.
- Zero-cross switching technology.
- Integral snubber network protection.
- Screw terminal power connections.
Reliable AC Power Control for Industrial Automation
Solid state relays such as the Carlo Gavazzi RZ3A60D40 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, robust construction and high current capability 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
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| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Screw | |
| Mounting Type | Panel | |
| Switching Current (A) | 40 A | |
| Coil / Supply Voltage | 12 V DC, 24 V DC, 5 V DC | |
| Contacts | 3NO | |
| IP Rating | IP10 | |
| Manufacturer | Carlo Gavazzi | |
| Series | RZ3A | |
| Model | RZ3A60D40 | |
| Product type | Three-phase solid state relay | |
| Mounting type | Panel mounting | |
| Number of poles | 3 | |
| Contact configuration | 3PST-NO | |
| Switching mode | Zero crossing | |
| Operating voltage | 42–660 V AC | |
| Rated load current | 40 A | |
| Control voltage | 4–32 V DC | |
| Power connection | Screw terminals | |
| Protection rating | IP10 | |
| Operating temperature | -30 °C to +80 °C | |
| Dimensions (H × W × D) | approx. 73.5 × 103 × 41 mm | |
| Weight | approx. 0.4 kg |
Frequently Asked Questions
What is the Carlo Gavazzi RZ3A60D40 used for?
The Carlo Gavazzi RZ3A60D40 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 RZ3A60D40 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 a 40 A load current in three-phase industrial switching applications.
What switching technology does this SSR use?
The RZ3A60D40 uses zero-cross switching to reduce electrical stress and improve switching reliability.
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.
