R3&A Limited
DEHNventil

Multi-pole Combined Arrester
The DEHNventil is a Multi-pole Combined Arrester for the
protection of low voltage installations against surges, even at
direct lightning strikes.
Versions:

DV TNC    255: Complete unit for TN - C - Systems
DV TNS    255: Complete unit for TN (C) - S - Systems
DV TT      255: Complete unit for TT - Systems
DV 2P TN 255: Two pole unit for TN - Systems
DV 2P TT 255: Two pole unit for TT - Systems
Copyright © 2004 - 2009 R3&A Limited. All rights reserved
NEWS ITEMS:

May 2009:
NEW: DEHNblitzductor XTU, the first universal voltage surge arrester
for instrumentation and automation systems..

March 2009:
NEW: DEHNgate surge arrester for CCTV systems and DEHNpatch
for Ethernet.

July 2008:

- DEHNpipe C Surge Arrester helps to make process field devices
"surge-tight" ...

April 2008:

- DEHNblitzductor XT - The CSA approved combined Lightning
Current and Surge Arrester with LifeCheck for IT devices and
systems.....

- ONTOR Limited becomes a distribution partner for R3&A Limited in
regards to the DEHN product line in Canada .....

News items 2007:
- Special Program: Discover the Difference and get a FREE drafted concept on
paper...
- FULL day Seminars and Workshops available; Keep Learning about Lightning
and Surges....
- DEHNblitzductor XT Ex for Hazardous Area's......
- Does Surge Protection = Surge Protection. Answer is NO! ....
- Seminars 'DEHN STOPS SURGES' were a great success. You missed? Don't
miss next one.  Pre-registration form available....