DEHN Combination Surge Arrester DSH ZP B2 SG TT 255

Manufacturer: DEHN
Designation: Combination Surge Arrester for TT and TN-S Systems
Type: DSH ZP B2 SG TT 255
DC Network Type: No
IT Network Type: No
TN Network Type: No
TN-C Network Type: No
TN-C-S Network Type: No
TN-S Network Type: Yes
TT Network Type: Yes
Other Network Types: No
Number of Poles: 4
Lightning Impulse Current (10/350 µs): 30 kA
Maximum Continuous Voltage AC: 255 V
Nominal Voltage AC: 230 V
Protection Level L-N: 1.5 kV
Protection Level N-PE: 1.5 kV
Follow Current Extinguishing Capacity: 25 kA
Specific Energy (W/R): 14.06 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 Solid (Single/Multi-Wire): 25 mm²
Remote Signaling: No
Device Signaling: Optical
Test Class: Type 1, Type 2, and Type 3
Integrated Pre-Fuse: No
Energetically Coordinated Protection Effect to End Device: Yes
Voltage Switching Spark Gap Technology: Yes
Overcurrent Protected Voltage Tap: Yes
Protection Class (IP): IP30

DEHN Combination Surge Arrester DSH ZP B2 SG TT 255: Additional Details
Tested combination 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) with 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 for buildings (also with overhead line supply, without external lightning protection system). 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 intelligent metering system according to VDE-AR 4100 is included in the delivery.
EAN: 4013364409859.