DEHN 900390 DV ZP TNC 255 Surge arrester Surge protection for: Switchboards 25 kA 1 pc(s)
Datasheet (PDF)
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Highlights & Details
900390 Combination arrester DEHN DEHN + SONS EXPANSION VALVE DV ZP TNC 255
- Combination surge arresters type 1 + type 2 with RADAX flow spark gap technology
- Quick and easy installation thanks to latching onto the 40 mm busbar system
- Enables terminals protection
Technical specifications
- Product type
Surge arrester
- Surge protection for
Switchboards
- Leakage current
25 kA
- Nominal voltage
230 V
400 V
- Pick-up time (details)
<100 ns
- Operating temperature
-40 °C - +80 °C
IP30
- Manufacturer part #
900390
- Type
1 + 2
- Standards
VDE
- Dim
(W x H x D) 53 x 206 x 88 mm
- Width
53 mm
- Height
206 mm
- Depth
88 mm
- Content
1 pc(s)
- Number of pins
3
- UKCA
yes
Documents & Downloads
Datasheet
Datasheet 1968189 DEHN 900390 DV ZP TNC 255 Surge arrester Surge protection for: Switchboards 25 kA 1 pc(s)
User & Safety Instructions
User & Safety Instructions 1968189 DEHN 900390 DV ZP TNC 255 Surge arrester Surge protection for: Switchboards 25 kA 1 pc(s)
Description
Multi pin Combination arrester EXPANSION VALVE ZP, Type 1 + Type 2 according to EN 61643 on radio link basis. Tool-free directly to a 40 mm busbar system in the meter space space snap-on. Maximum system availability through RADAX-flow sequence current limitation. Enables terminals protection. For the protection of low voltage consumer systems against the overvoltages, even in direct lightning strikes. Can be used after the lightning protection zones concept at the interfaces 0A - 2.
This text is machine translated.
This text is machine translated.