DEHN Combined Surge Arrester DSH ZP 2 SG TT 255

Manufacturer: DEHN
Designation: Combined Surge Arrester TT
Type: DSH ZP 2 SG TT 255
DC Network Form: no
IT Network Form: no
TN Network Form: no
TN-C Network Form: no
TN-C-S Network Form: no
TN-S Network Form: yes
TT Network Form: yes
Other Network Form: no
Number of Poles: 4
Lightning Impulse Current (10/350 µs): 50 kA
Maximum Continuous Voltage AC: 255 V
Rated Voltage AC: 230 V
Protection Level L-N: 1.5 kV
Protection Level N-PE: 1.5 kV
Follow Current Extinguishing Capability: 25 kA
Specific Energy (W/R): 39.06 kJ/Ohm
Max. Overcurrent Protection Device for Wiring (Fuse): 160 A
Max. Overcurrent Protection Device for V-Wiring (Fuse): 160 A
Mounting Type: Busbar
Max. Conductor Cross-Section Rigid (Single/Multi-Wire): 25 mm²
Remote Signaling: no
Device Signaling: optical
Test Class: Type 1 and 2 and 3
Integrated Pre-Fuse: no
Energetically Coordinated Protective Effect to End Device: yes
Voltage Switching Spark Gap Technology: yes
Overcurrent Protected Voltage Tap: yes
Protection Class (IP): IP30

DEHN Combined Surge Arrester DSH ZP 2 SG TT 255: Additional Details
Tested combined surge arrester Type 1 + Type 2 + Type 3 according to DIN EN 61643-11 for TT and TN-S systems (3+1 circuit) including overcurrent protected 230 V power supply (N and L) including replacement fuse for RfZ / APZ according to VDE-AR-N 4100, completely tool-free installation through Click+Power connection technology for the 40 mm busbar system and Push-in grounding terminal. Designed for use in the main power supply system according to DIN VDE 0100-443 in buildings with external lightning protection system (Lightning Protection Class III/IV). A suitable cover clip according to DIN VDE 0603-1 for any commercially available meter field, plus 2 x socket and 2 x plug (without connection cables) for wiring the smart metering system according to VDE-AR 4100 is included in the delivery.
EAN: 4013364424739.