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SG2DGK50M3 Lovato SURGE PROTECTION DEVICE TYPE 2 1500VDC
Lovato SG2DGK50M3 Type 2 surge protection device for photovoltaic DC systems with 1500 V DC rating, plug-in cartridge design and 3 module DIN rail mounting.
£141.10
Why Choose the Lovato SG2DGK50M3 Surge Protection Device?
The Lovato SG2DGK50M3 is a robust Type 2 surge protection device (SPD) designed specifically for photovoltaic and DC power applications, providing reliable protection against transient overvoltages in high-voltage direct current systems. Part of the Lovato SG2DG surge protection device series, it is engineered to protect solar installations, DC distribution equipment and sensitive electrical components from surge events caused by switching operations and atmospheric disturbances.
This plug-in cartridge surge protection device is designed for installation on the DC side of photovoltaic systems and electrical distribution panels. The replaceable cartridge format simplifies maintenance, while its compact DIN rail design allows efficient integration into modern control cabinets and renewable energy installations.
With a rated operational voltage of 1500 V DC, Type 2 surge protection, a 3 DIN module format and photovoltaic application compatibility, the SG2DGK50M3 provides dependable protection for high-voltage DC electrical systems.
Key Advantages
- Reliable Type 2 surge protection device for photovoltaic and DC applications.
- 1500 V DC rated operational voltage suitable for high-voltage solar systems.
- Plug-in cartridge design simplifies maintenance and replacement.
- 20 kA rated discharge current for effective surge energy handling.
- Compact DIN rail mounting format for electrical panels.
- Designed for protection of DC power lines and photovoltaic installations.
Key Features
- Lovato SG2DG surge protection device series.
- Type 2 SPD for photovoltaic applications.
- DC power line protection.
- 1500 V DC rated operational voltage.
- 3 DIN module width.
- Rated discharge current In: 20 kA (8/20 µs).
- Maximum discharge current Imax: 30 kA (8/20 µs).
- Plug-in cartridge construction for simplified servicing.
- Compliant with photovoltaic SPD requirements according to EN/IEC 50539-11.
Reliable Protection for Photovoltaic and DC Systems
Surge protection devices such as the Lovato SG2DGK50M3 protect photovoltaic equipment, inverters and DC electrical components by limiting transient overvoltages and safely diverting excess surge energy away from sensitive equipment.
The SG2DG series provides engineers and renewable energy installers with compact and maintainable surge protection solutions for modern solar installations, industrial DC networks and high-voltage DC infrastructure.
Typical Applications
- Photovoltaic solar installations.
- Solar inverter protection systems.
- DC distribution panels.
- Renewable energy electrical systems.
- Industrial DC power networks.
- High-voltage DC installations requiring Type 2 SPD protection.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Surge protection device | |
|---|---|---|
| SPD Type | Type 2 | |
| HS Code | 85365080 | |
| Manufacturer | Lovato | |
| Series | SG2DG Surge Protection Devices | |
| Model | SG2DGK50M3 | |
| Product type | Surge protection device (SPD) | |
| SPD type | Type 2 | |
| Application | DC power lines / photovoltaic systems | |
| Rated operational voltage | 1500 V DC | |
| Maximum continuous voltage | 1500 V DC | |
| Rated discharge current | 20 kA (8/20 µs) | |
| Maximum discharge current | 30 kA (8/20 µs) | |
| Voltage protection level | <5 kV | |
| Short-circuit current rating | 11 kA | |
| DIN modules | 3 | |
| Mounting type | 35 mm DIN rail mounting | |
| Protection rating | IP20 | |
| Operating temperature | -40 to +85 °C |
Frequently Asked Questions
What is the Lovato SG2DGK50M3 used for?
The Lovato SG2DGK50M3 is a Type 2 surge protection device designed to protect photovoltaic and DC electrical systems from transient overvoltages.
What voltage is the SG2DGK50M3 rated for?
The device is designed for DC systems with a rated operational voltage of 1500 V DC.
What type of surge protection device is the SG2DGK50M3?
The device is a Type 2 SPD suitable for photovoltaic and DC power applications.
What is the discharge current rating of this SPD?
The SG2DGK50M3 has a rated discharge current of 20 kA using the 8/20 µs waveform.
How is the SG2DGK50M3 installed?
The device is designed for installation on a standard 35 mm DIN rail inside photovoltaic panels and DC distribution boards.
Trusted by Electrical Installers Worldwide
Lovato surge protection devices are trusted by electrical engineers and renewable energy installers for reliable transient protection, efficient maintenance and improved resilience of photovoltaic and DC power systems.
