- RS Stock No.:
- 193-6594
- Mfr. Part No.:
- DSH TT 255 FM
- Manufacturer:
- Dehn
- RS Stock No.:
- 193-6594
- Mfr. Part No.:
- DSH TT 255 FM
- Manufacturer:
- Dehn
Technical data sheets
Legislation and Compliance
- COO (Country of Origin):
- DE
Product Details
Application-optimised and prewired combined lightning current and surge arrester for TT and TN-S systems with a nominal voltage of 230 / 400 V (3+1 configuration), with floating signalling contact.
Application-optimised and prewired spark-gap-based type 1 + type 2 combined lightning current and surge arrester
Compact design due to space-saving spark gap technology with a width of only one module / pole
Allows compact lightning equipotential bonding including protection of terminal equipment
Discharge capacity up to 50 kA (10/350 μs)
Operating state / fault indication by green / red indicator flag in the inspection window
High follow current extinguishing capacity (Ifi = 25 kArms)
Compact design due to space-saving spark gap technology with a width of only one module / pole
Allows compact lightning equipotential bonding including protection of terminal equipment
Discharge capacity up to 50 kA (10/350 μs)
Operating state / fault indication by green / red indicator flag in the inspection window
High follow current extinguishing capacity (Ifi = 25 kArms)
Specifications
Attribute | Value |
---|---|
Suppressor Type | Surge Arrester |
Maximum Voltage Rating | 230 / 400 V |
Mounting Type | DIN Rail |
Series | DSH TT |
Length | 72mm |
Depth | 68mm |
Height | 90mm |
Dimensions | 72 x 68 x 90mm |
Minimum Operating Temperature | -40°C |
Maximum Operating Temperature | +80°C |