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SG22PA300R – SURGE PROTECTION DEVICE TYPE 2 2P PLUGIN + RELAY
Lovato SG22PA300R Type 2 surge protection device with plug-in cartridge, 2-pole configuration, 20 kA nominal discharge current and remote signalling contact.
£64.91
Why Choose the Lovato SG22PA300R Surge Protection Device?
The Lovato SG22PA300R is a robust Type 2 surge protection device (SPD) designed to protect low-voltage AC electrical installations against transient overvoltages caused by indirect lightning strikes and switching operations. As part of the dependable Lovato SG2 surge protection range, it helps safeguard electrical distribution systems, industrial equipment and sensitive electronic devices from costly surge damage.
Designed for 230 V AC power systems, the SG22PA300R features a 2-pole configuration, a plug-in replaceable protection cartridge and an integrated remote signalling contact for continuous status monitoring. Its compact DIN rail mounted design allows fast installation and simple maintenance within electrical distribution boards and industrial control panels.
With a 20 kA nominal discharge current (In) and a 50 kA maximum discharge current (Imax) per pole, the SG22PA300R delivers reliable surge protection while complying with IEC/EN 61643-11, making it suitable for commercial, industrial and photovoltaic installations.
Key Advantages
- Reliable Type 2 surge protection device for AC power systems.
- 20 kA nominal discharge current per pole.
- 50 kA maximum discharge current for enhanced protection.
- Plug-in replaceable cartridge simplifies maintenance.
- Integrated remote signalling contact for status monitoring.
- Compact DIN rail mounting for electrical distribution boards.
Key Features
- Lovato Electric SG2 series.
- Type 2 surge protection device.
- 2-pole configuration.
- 230 V AC rated system voltage.
- 300 V AC maximum continuous operating voltage (Uc).
- 20 kA nominal discharge current (In).
- 50 kA maximum discharge current (Imax).
- Voltage protection level <1.5 kV.
- Remote auxiliary contact with front status indication.
- Plug-in cartridge for rapid replacement.
Reliable Protection Against Electrical Surges
Electrical surges can damage sensitive equipment, reduce component lifespan and lead to costly downtime. The Lovato SG22PA300R diverts transient overvoltages safely to earth before they reach connected equipment, helping improve installation reliability and equipment availability.
Its replaceable protection cartridge, integrated thermal protection and remote signalling contact make it an excellent solution for industrial automation systems, commercial buildings, machine control panels and photovoltaic electrical installations.
Typical Applications
- Main and secondary electrical distribution boards.
- Industrial control panels.
- Machine automation systems.
- Commercial electrical installations.
- Building management systems.
- Photovoltaic AC installations.
Technical Specifications
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| Poles | 2-pole | |
|---|---|---|
| Device Type | Surge protection device | |
| SPD Type | Type 2 | |
| Nominal Discharge Current (In) | 20 kA | |
| Remote Signal | Yes | |
| Manufacturer | Lovato Electric | |
| Series | SG2 | |
| Model | SG22PA300R | |
| Product type | Type 2 Surge Protection Device (SPD) | |
| Application | AC power lines | |
| Rated voltage | 230 V AC | |
| Maximum continuous operating voltage (Uc) | 300 V AC | |
| Number of poles | 2P | |
| Nominal discharge current (In 8/20 μs) | 20 kA | |
| Maximum discharge current (Imax 8/20 μs) | 50 kA | |
| Voltage protection level (Up) | <1.5 kV | |
| Response time | <25 ns | |
| Maximum short-circuit current | 50 kA (line fuse ≤250 A) | |
| Protection cartridge | Plug-in replaceable | |
| Remote signalling | Yes | |
| Mounting type | DIN rail | |
| DIN modules | 2 | |
| Operating temperature | -40°C to +85°C | |
| Weight | Approx. 279 g | |
| Compliance | IEC/EN 61643-11 | |
| HS Code | 85365080 |
Frequently Asked Questions
What is the Lovato SG22PA300R used for?
It protects AC electrical installations from transient overvoltages caused by indirect lightning strikes and switching events.
What type of surge protection device is it?
The SG22PA300R is a Type 2 SPD designed for low-voltage AC power systems.
Can the protection cartridge be replaced?
Yes. The SG22PA300R features a plug-in cartridge that can be replaced quickly without replacing the complete device.
Does it provide remote monitoring?
Yes. It includes an auxiliary remote signalling contact together with a front status indicator for easy condition monitoring.
Where is the SG22PA300R typically installed?
It is typically installed on a DIN rail inside electrical distribution boards, switchgear assemblies and industrial control panels.
Trusted Protection for Industrial Power Systems
Lovato Electric surge protection devices are trusted by electrical contractors, panel builders and automation engineers worldwide to provide dependable protection for commercial and industrial electrical installations.
