Why Choose the Lovato SG21PA300R Surge Protection Device?
The Lovato SG21PA300R is a reliable Type 2 surge protection device (SPD) designed to protect electrical equipment from transient overvoltages on AC power networks. Part of the Lovato SG2 surge protection device series, it provides effective surge energy limitation for low-voltage installations where equipment protection and system reliability are essential.
This plug-in cartridge surge protection device is designed for installation in distribution boards and electrical panels, helping protect connected equipment from switching surges and transient voltage disturbances. The integrated remote signalling contact allows connection to monitoring systems for improved maintenance visibility.
With a 1-pole configuration, a maximum continuous operating voltage of 300 V AC, a rated discharge current of 20 kA and a remote contact output, the SG21PA300R is suitable for AC power line protection in industrial and commercial electrical installations.
Key Advantages
- Reliable Type 2 surge protection device for AC power systems.
- 1P configuration for compact electrical installations.
- 20 kA rated discharge current for effective surge energy handling.
- 300 V AC maximum continuous operating voltage.
- Plug-in cartridge design simplifies replacement and maintenance.
- Remote signalling output enables condition monitoring.
Key Features
- Lovato SG2 surge protection device series.
- Type 2 SPD.
- 1P pole configuration.
- Rated discharge current In (8/20 µs): 20 kA.
- Maximum continuous voltage Uc: 300 V AC.
- Maximum discharge current Imax: 50 kA.
- Voltage protection level Up: <1.5 kV.
- Plug-in cartridge construction with remote status indication.
Reliable Protection Against Electrical Surges
Surge protection devices such as the Lovato SG21PA300R protect electrical systems by limiting transient overvoltages and diverting excess surge energy away from sensitive equipment. This helps reduce the risk of damage caused by lightning effects, switching operations and other electrical disturbances.
The SG2 series provides engineers and installers with compact and maintainable surge protection solutions for industrial panels, commercial distribution systems and low-voltage electrical networks.
Typical Applications
- Industrial electrical distribution boards.
- Commercial power distribution systems.
- Control panels and automation cabinets.
- Protection of sensitive electrical equipment.
- AC power line surge protection systems.
- Low-voltage installations requiring Type 2 SPD protection.
