K2-2PG320 Mersen Surge Protector Type 2 SPD 2 Pole 277 Volt 20KA TT

Why Choose the SPD, T2, 1+1, Uc 320Vac K2-2PG320?

Engineered for robust surge protection, the SPD, T2, 1+1, Uc 320Vac K2-2PG320 delivers reliable Type 2 defence for low-voltage power systems, ensuring compliance with international standards. Its 1+1 configuration supports enhanced protection across single-phase installations, making it ideal for industrial and commercial applications.

With a continuous operating voltage of 320Vac and a compact, modular design, this unit integrates seamlessly into new and existing panels, offering easy maintenance and superior system uptime. Trust in proven K2-2PG320 performance to safeguard your critical equipment against transient overvoltages.

Product Code: 44020208

Key Benefits

• Reliable Type 2 surge protection for low-voltage power systems
• 1+1 configuration enhances protection in single-phase installations
• Compact, pluggable modular design for easy installation and maintenance
• Complies with international IEC and UL standards
• Visual indication system for quick status checks
• High discharge current capacity (20 kA nominal, 50 kA max)
• Suitable for TT and TNS system configurations

Compatibility

The SPD, T2, 1+1, Uc 320Vac K2-2PG320 is compatible with low-voltage AC power systems configured as TT or TNS. It is designed for use in single-phase installations with a nominal operating voltage of 277 V and supports connection modes L-N and N-PE. The device fits standard DIN rail mounting systems and integrates with existing industrial and commercial electrical panels.

Applications

• Industrial power distribution panels
• Commercial building electrical systems
• Protection of sensitive electronic equipment
• Renewable energy installations
• Infrastructure and utility power networks
• Data centres and communication facilities

Technical Specifications

• Item number: 44020208
• Catalogue No: K2-2PG320
• Description: SPD, T2, 1+1, Uc 320Vac
• EAN/UPC Code: 8435297889793
• RoHS Compliant: Yes
• IEC SPD Type: Class II
• UL SPD Type: Type 1 Component Assembly
• Format: Pluggable
• Nominal Operating Volt Rating (Un): 277
• AC or DC: AC
• Nominal Discharge Current (In) (8/20): 20 kA
• Max Discharge Current : Imax (8/20): 50 kA
• Protection Modes: L-N / N-PE
• System Configuration: TT, TNS
• Following Current (Ifi): 100 A
• Short Circuit Withstand (ISCCR): 25 kA
• Indication System: Yes
• Indication System Type: Green (OK) / Not green (replace)
• Number of Poles: 2-Pole
• Torque Rating: 3 Nm
• Max. Back-Up Fuse: 315 A [gG]
• Housing Material: PA6 CT1 & PA66 CT1
• Installation Mounting: DIN rail
• Uc (L-N): 320 V
• Uc (N-PE): 255 V
• Up at In (N-PE): ≤1,5 kV
• Up at In (L-N): ≤1,5 kV
• Up at In (L-PE): ≤1,8 kV
• MCOV L-G: 320 V
• MCOV N-G: 305 V
• MCOV L-N: 320 V
• VPR L-G: 1500 V
• VPR N-G: 900 V
• VPR L-N: 1200 V
• Replacement Plug N-PE: 44020000
• Replacement Plug L-N: 44020003
• Product Width: 36 mm
• Product Length: 74.4 mm
• Product Height: 90 mm
• Sell Pack Quantity: 1 EA
• Sell Pack Weight: 0.256 kg
• Sell Pack Width: 38 mm
• Sell Pack Length: 97 mm
• Sell Pack Height: 118 mm
• Product group: Power Line SPDs
• Product Weight: 0.232 kg

Common Search Terms

Surge protection device, SPD Type 2, 1+1 configuration SPD, 320Vac surge protector, pluggable SPD, DIN rail SPD, industrial surge protection, commercial power surge device, K2-2PG320, transient overvoltage protector.