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K2-1P320-M Mersen Surge Protector Type 2 SPD 1 Pole 277 Volt 20KA L-N Remote Indication
MPN: 44020107
Alt. SKU: K2-1P320-M
Special Price
£40.94
£34.12
Regular Price
£54.59
This product replaces this item:
Why Choose the IR K2-1P320-M SPD?
The IR K2-1P320-M is a reliable Type 2 single-phase surge protection device designed for 320Vac systems, ensuring robust protection against transient overvoltages in industrial and commercial electrical installations.
Engineered for fast response and easy DIN rail mounting, it delivers consistent performance, safeguarding sensitive equipment and prolonging system lifespan with minimal maintenance.
Product Code: 44020107
Key Benefits
- Provides effective surge protection for 320Vac single-phase systems.
- Fast MOV response time of ≤25 nanoseconds ensures quick suppression of voltage spikes.
- Compact 18 mm width allows for space-saving DIN rail installation.
- Clear indication system with green (OK) / not green (replace) microswitch for easy status monitoring.
- High nominal discharge current (20 kA) and maximum discharge current (50 kA) for robust protection.
- Suitable for TNS, TNC, and TT system configurations (L-N only).
- Durable housing materials (PA6 CT1 & PA66 CT1) for long-term reliability.
Compatibility
The IR K2-1P320-M SPD is compatible with industrial and commercial AC electrical systems operating at nominal voltages up to 277V. It supports TNS, TNC, and TT system configurations, specifically for line-to-neutral protection. It is designed for use with backup fuses up to 315 A [gG] and can be installed alongside other DIN rail-mounted electrical components.
Applications
- Industrial power distribution panels
- Commercial building electrical installations
- Protection of sensitive electronic equipment from transient overvoltages
- Renewable energy systems requiring surge protection
- Automation and control systems
Technical Specifications
- Item number: 44020107
- Catalogue No: K2-1P320-M
- Description: SPD, T2, 1P, Uc 320Vac, IR
- EAN/UPC Code: 8435297889731
- 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
- 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: 320 V
- MCOV L-N: 320 V
- VPR L-G: 1200 V
- VPR L-N: 1200 V
- Replacement Plug L1: 44020003
- Product Width: 18 mm
- Product Length: 74.4 mm
- Product Height: 90 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 0.134 kg
- Sell Pack Width: 22 mm
- Sell Pack Length: 97 mm
- Sell Pack Height: 118 mm
- Product group: Power Line SPDs
- Product Weight: 0.125 kg
Frequently Asked Questions
What type of surge protection does the IR K2-1P320-M provide?
It provides Type 2 (Class II) surge protection designed for single-phase AC systems, protecting against transient overvoltages between line and neutral.
Can this SPD be installed on a DIN rail?
Yes, the IR K2-1P320-M is designed for easy DIN rail mounting.
What indication system does this device use?
It features a microswitch indication system with green indicating normal operation and non-green indicating replacement is needed.
Is the IR K2-1P320-M RoHS compliant?
Yes, this product is RoHS compliant.
What is the maximum backup fuse rating for this SPD?
The maximum backup fuse rating is 315 A [gG].
Common Search Terms
SPD 320Vac, Type 2 surge protector, single-phase surge protection device, DIN rail SPD, industrial surge protector, IR K2-1P320-M, 20kA surge protector, Class II SPD, power line surge protection, transient voltage suppressor
| Manufacturer Part Number | 44020107 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 8435297889731 |
| Height | 74.4mm |
| Width | 18mm |
| Depth | 90mm |
| HS Code | 85363090 |
| Country of Manufacture | Spain |
| Manufacturer | Mersen |
| Number of Poles | 1 Pole |
| Voltage | 277V |
| Maximum Continuous Voltage | 320V |
| Nominal Discharge Current | 20Ka |
| Remote Indication | Yes |
| Alternative Product SKU | K2-1P320-M |
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