Why Choose the Mersen 44120204 K1-2P275 Surge Protection Device?
The Mersen 44120204 K1-2P275 is a robust Type 1+2 Surge Protection Device (SPD) designed to safeguard low-voltage electrical installations against lightning strikes and transient overvoltages. Part of the proven Mersen Surge-Trap® K - K1 Series, this pluggable SPD delivers dependable protection for commercial, industrial and infrastructure applications requiring reliable surge suppression.
Designed for installation within the main distribution board, the K1-2P275 combines a compact DIN rail mounted format with high surge discharge capability. Its pluggable construction simplifies maintenance, reducing downtime and allowing rapid replacement when required.
With a 275 V AC maximum continuous operating voltage (Uc), 2+0 protection configuration and a 12.5 kA lightning impulse current (Iimp), the K1-2P275 provides effective first-line protection for TNS electrical systems and helps extend the service life of valuable electrical equipment.
Key Advantages
- Reliable Type 1+2 surge protection for low-voltage installations.
- 275 V AC operating voltage for 230 V electrical systems.
- Pluggable design for fast maintenance and replacement.
- Designed specifically for TNS network configurations.
- Compact DIN rail mounting for straightforward installation.
- Protects sensitive electrical equipment against lightning and switching surges.
Key Features
- Mersen Surge-Trap® K - K1 Series.
- IEC Class I+II / Type 1+2 SPD.
- 275 V AC maximum continuous operating voltage (Uc).
- 12.5 kA lightning impulse current (Iimp).
- 20 kA nominal discharge current (In).
- 50 kA maximum discharge current (Imax).
- 2-pole, 2+0 configuration.
- Visual end-of-life status indicator.
- Compact pluggable DIN rail mounted housing.
Reliable Protection for Electrical Installations
The Mersen K1-2P275 diverts high-energy surge currents away from sensitive electrical equipment, helping prevent costly damage caused by lightning strikes and switching transients. Installing a quality surge protection device improves system reliability while reducing maintenance costs and equipment downtime.
Its compact pluggable construction and high surge current capability make the K1-2P275 well suited to industrial control panels, commercial buildings, infrastructure projects and electrical distribution systems requiring dependable surge protection.
Typical Applications
- Main electrical distribution boards.
- Industrial control panels.
- Commercial buildings.
- Manufacturing facilities.
- Infrastructure installations.
- Electrical switchboards.
- Building services.
- General low-voltage power distribution.
