K2-1P275-M Mersen Surge Protector Type 2 SPD 1 Pole 230 Volt 20KA L-N Remote Indication

Why Choose the IR K2-1P275-M SPD?

The IR K2-1P275-M is a robust Type 2 surge protective device (SPD) engineered for single-phase systems with a maximum continuous operating voltage (Uc) of 275 Vac. It provides dependable protection against transient overvoltages, helping to safeguard sensitive equipment and maintain system integrity.

Designed for straightforward DIN rail installation, this SPD offers reliable performance, minimal maintenance, and rapid response times, making it an ideal choice for industrial and commercial electrical distribution panels.

Technical Specifications

• Item number: 44020103
• Catalogue No: K2-1P275-M
• Description: SPD, T2, 1P, Uc 275Vac, IR
• EAN/UPC Code: 8435297889663
• RoHS Compliant: Yes
• IEC SPD Type: Class II
• UL SPD Type: Type 1 Component Assembly
• Format: Pluggable
• Nominal Operating Volt Rating (Un): 230
• AC or DC: AC
• Nominal Discharge Current (In) (8/20): 20 kA
• Max Discharge Current : Imax (8/20): 50 kA
• System Configuration: TNS, TNC, TT (only L-N)
• Short Circuit Withstand (ISCCR): 25 kA
• Indication System: Yes
• Indication System Type: Green (OK) / Not green (replace) Microswitch
• Number of Poles: 1-pole
• Torque Rating: 3 Nm
• Max. Back-Up Fuse: 315 A [gG]
• Housing Material: PA6 CT1 & PA66 CT1
• MOV Response Time: ≤25
• Installation Mounting: DIN rail
• MCOV L-G: 275 V
• MCOV L-N: 275 V
• VPR L-G: 1000 V
• VPR L-N: 1000 V
• Replacement Plug L1: 44020001
• Product Width: 18 mm
• Product Length: 74.4 mm
• Product Height: 90 mm
• Sell Pack Quantity: 1 EA
• Sell Pack Weight: 0.126 kg
• Sell Pack Width: 22 mm
• Sell Pack Length: 97 mm
• Sell Pack Height: 118 mm
• Product group: Power Line SPDs
• Product Weight: 0.117 kg

Product Code: 44020103

Key Benefits

• Provides effective surge protection for single-phase AC systems up to 275 Vac.
• Quick response time (≤25 ns) to transient overvoltages ensures equipment safety.
• Compact 1-pole pluggable design for easy DIN rail installation and maintenance.
• Visual indication system with green (OK) / not green (replace) microswitch for status monitoring.
• High nominal discharge current capacity (20 kA) and maximum discharge current (50 kA) for robust protection.
• Compatible with TNS, TNC, and TT system configurations (L-N only).
• RoHS compliant and built with durable housing materials (PA6 CT1 & PA66 CT1).

Compatibility

The IR K2-1P275-M SPD is compatible with single-phase AC electrical systems configured as TNS, TNC, and TT (line to neutral only). It is designed to be installed on standard DIN rails and can be integrated into industrial and commercial electrical distribution panels with a maximum continuous operating voltage of 275 Vac.

Applications

• Industrial electrical distribution panels requiring surge protection.
• Commercial buildings with sensitive electronic equipment.
• Protection of control systems and automation equipment.
• Renewable energy installations such as solar PV inverters.
• Telecommunications and data centres to safeguard against transient surges.

Common Search Terms

surge protective device, SPD, Type 2 surge protector, single-phase SPD, DIN rail SPD, 275 Vac surge protector, transient voltage protection, industrial surge protection, power line SPD, IR K2-1P275-M