The NOARK Ex9UE2 4P 275V AC is a four-pole Type 2 (Type 2 / Class II / C) AC surge protection device for three-phase electrical installations. It protects against transient overvoltages caused by indirect lightning effects and switching operations in the power grid.
- Maximum continuous operating voltage (Uc): 275V AC
- Nominal discharge current (In): 20kA (8/20μs) per pole
- Maximum discharge current (Imax): 40kA (8/20μs) per pole
- Voltage protection level (Up): 1.4kV
- Technology: MOV (metal oxide varistor)
- Protection elements: Replaceable cartridges with visual status indicators
- Mounting: 35mm DIN rail
- Width: 4 DIN modules
- Degree of protection: IP20
- Standard: EN 61643-11
Suitable for installation in main distribution boards and sub-distribution boards in three-phase installations. This is a Type 2 AC surge protection device and is not intended for the DC side of photovoltaic systems.
- Number of Poles
- 4
- Type
- T2
- Replacement Cartridge
- Yes
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.