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RA2A23D40 – SSR 2 POLE ZS 230V 40A RES.
Carlo Gavazzi RA2A23D40 solid state relay, a two-pole 40 A AC zero-cross switching relay designed for industrial automation and control applications.
£79.79
Why Choose the Carlo Gavazzi RA2A23D40 Solid State Relay?
The Carlo Gavazzi RA2A23D40 is a high-performance two-pole solid state relay (SSR) designed for reliable switching of AC loads in industrial automation, heating control and machine applications. As part of the Carlo Gavazzi RA2A solid state relay series, it provides fast, silent and wear-free switching using zero-cross technology for improved system reliability.
This panel-mounted solid state relay combines compact construction with robust switching performance, making it suitable for demanding industrial environments. The RA2A23D40 features dual independent pole control, LED status indication and direct copper bonding technology for dependable thermal and electrical performance.
With a rated operational current of 2 × 40 A AC and an operating voltage range of 24–265 V AC, the RA2A23D40 is ideal for controlling resistive and inductive AC loads in industrial equipment, heating systems and automation panels.
Key Advantages
- Two-pole solid state relay designed for industrial switching applications.
- 40 A AC rated current per pole for demanding load control.
- Zero-cross switching technology reduces electrical stress during switching.
- 4.5–32 V DC control input compatible with PLCs and automation systems.
- Compact panel mounting design saves space inside control cabinets.
- Silent, reliable switching with no mechanical contacts to wear.
Key Features
- Carlo Gavazzi RA2A solid state relay series.
- 2-pole AC solid state relay.
- 40 A AC-51 rated operational current.
- 24–265 V AC operating voltage range.
- 4.5–32 V DC control voltage range.
- Zero-cross switching mode for controlled AC switching.
- Dual control inputs with LED indication for each pole.
- Faston terminal connections for simple installation.
Reliable Solid State Switching for Industrial Automation
Solid state relays such as the Carlo Gavazzi RA2A23D40 provide fast electronic switching without the mechanical wear associated with traditional electromechanical relays. Zero-cross operation helps minimise electrical interference and extends system reliability in industrial applications.
The RA2A series is designed for automation engineers requiring compact, efficient and dependable switching solutions. Its robust semiconductor output technology and flexible DC control input allow straightforward integration into modern control systems.
Typical Applications
- Industrial heating and temperature control systems.
- Plastic injection and extrusion machinery.
- Packaging and production equipment.
- Industrial ovens and processing equipment.
- Automation panels and control cabinets.
- Machine building applications requiring reliable AC switching.
Technical Specifications
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| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Faston / flat-pin | |
| Switching Current (A) | 40 A | |
| Mounting Type | Panel | |
| Coil / Supply Voltage | 12 V DC, 24 V DC, 5 V DC | |
| Manufacturer | Carlo Gavazzi | |
| Series | RA2A | |
| Model | RA2A23D40 | |
| Product type | Solid state relay (SSR) | |
| Relay configuration | 2-pole | |
| Switching mode | Zero cross | |
| Rated current | 40 A AC | |
| Operating voltage | 24–265 V AC | |
| Control voltage | 4.5–32 V DC | |
| Load type | AC resistive and inductive loads | |
| Mounting type | Panel mount | |
| Connection type | Faston terminals | |
| Operating frequency | 45–65 Hz | |
| Isolation voltage | 4 kV AC rms | |
| Operating temperature | -20 to +70 °C |
Frequently Asked Questions
What is the Carlo Gavazzi RA2A23D40 used for?
The RA2A23D40 is used for reliable switching of AC loads in industrial automation, heating control and machine applications.
What current can the RA2A23D40 switch?
The relay supports a rated operational current of 40 A AC for AC-51 applications.
What control voltage does the relay require?
The RA2A23D40 operates with a 4.5–32 V DC control voltage input.
What voltage range can this solid state relay switch?
The relay is designed for AC loads within an operating voltage range of 24–265 V AC.
Where is the RA2A23D40 installed?
The relay is typically installed in industrial control panels and automation systems using panel mounting.
Trusted by Industrial Automation Engineers
Carlo Gavazzi RA2A solid state relays provide reliable, compact and efficient switching solutions for industrial automation, heating control and machine applications worldwide.
