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RM1E48AA50 – SSR AS 480V 50A 4-20MA
Carlo Gavazzi RM1E48AA50 single phase analogue solid state relay, a 50 A 200–550 V AC proportional power controller with 4–20 mA input for industrial load regulation.
£132.00
Why Choose the Carlo Gavazzi RM1E48AA50 Solid State Relay?
The Carlo Gavazzi RM1E48AA50 is a high-performance single-phase analogue solid state relay (SSR) designed for precise proportional control of AC loads in industrial automation, heating and process control applications. As part of the reliable Carlo Gavazzi RM1E solid state relay series, it provides phase-angle power regulation using a 4–20 mA analogue control signal for accurate adjustment of electrical output power.
This industrial SSR delivers fast, silent and maintenance-free semiconductor switching compared with traditional electromechanical contactors. The RM1E48AA50 features proportional output control, built-in overvoltage protection and a robust panel-mounted design, making it suitable for demanding industrial environments where accurate load regulation and long service life are required.
With a rated operational current of 50 A and an operating voltage range of 200–550 V AC, the RM1E48AA50 is ideal for industrial heaters, temperature control systems and process automation equipment requiring reliable proportional power control.
Key Advantages
- Industrial single-phase analogue solid state relay for proportional AC power control.
- 50 A rated operational current for demanding industrial applications.
- 4–20 mA analogue control input for accurate power regulation.
- 200–550 V AC operating voltage range for flexible industrial installations.
- Silent semiconductor switching with no mechanical contact wear.
- Built-in overvoltage protection for improved system reliability.
Key Features
- Carlo Gavazzi RM1E solid state relay series.
- 50 A rated AC-51 current.
- Single-pole proportional phase-angle control.
- 4–20 mA analogue control signal.
- 200–550 V AC operating voltage.
- 1200 Vp peak blocking voltage.
- Built-in overvoltage protection.
- Screw terminals with captive clamp connection.
- Panel mounting design for industrial control cabinets.
Reliable Power Regulation for Industrial Applications
Solid state relays such as the Carlo Gavazzi RM1E48AA50 provide proportional AC power control by adjusting the switching point within the AC waveform. This phase-angle control method allows accurate regulation of electrical loads, making the relay suitable for heating and industrial process applications.
The RM1E series is designed for automation engineers requiring compact panel installation, analogue control compatibility and dependable semiconductor switching performance. Its integrated protection features help support reliable operation in modern industrial systems.
Typical Applications
- Industrial heating systems.
- Temperature controllers and thermal processing equipment.
- Ovens and heating elements.
- Industrial automation panels.
- Process control equipment.
- OEM machinery and manufacturing systems.
Technical Specifications
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| Device Type | Solid State Relay | |
|---|---|---|
| Terminal Type | Screw | |
| Switching Current (A) | 50 A | |
| Mounting Type | Panel | |
| Coil / Supply Voltage | 208 V AC, 220 V AC, 230 V AC, 240 V AC, 380 V AC, 400 V AC, 415 V AC, 440 V AC, 480 V AC, 500 V AC | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | RM1E | |
| Model | RM1E48AA50 | |
| Product type | Single-phase analogue solid state relay | |
| Switching method | Proportional phase-angle control | |
| Number of poles | 1-pole | |
| Control input | 4–20 mA | |
| Rated operational current | 50 A AC-51 | |
| Operating voltage | 200–550 V AC | |
| Peak blocking voltage | 1200 V | |
| Frequency range | 45–65 Hz | |
| Operating temperature | -20 °C to +70 °C | |
| Mounting type | Panel mounting | |
| Connection type | Screw terminals with captive clamp | |
| Protection rating | IP20 |
Frequently Asked Questions
What is the Carlo Gavazzi RM1E48AA50 used for?
The RM1E48AA50 is used for proportional control of single-phase AC loads, including industrial heaters and process control equipment.
What control signal does the RM1E48AA50 require?
The relay uses a 4–20 mA analogue control input for proportional phase-angle power regulation.
What current rating does this solid state relay support?
The RM1E48AA50 supports a rated operational current of 50 A AC-51 when installed with suitable thermal management.
What voltage range can the RM1E48AA50 control?
The relay operates with AC loads from 200–550 V AC.
Does the RM1E48AA50 include overvoltage protection?
Yes, the RM1E48AA50 includes built-in overvoltage protection for improved switching reliability.
Trusted by Industrial Automation Engineers
Carlo Gavazzi RM1E solid state relays provide reliable analogue power control for industrial heating, automation and process control applications where accurate regulation and long service life are essential.
