363-206-285
Technical Specifications
10-68 Issue 3 June 2001
Earthquake Requirements 10
The DDM-2000 OC-3 Multiplexer meets the earthquake requirements defined in
Telcordia Technologies TR-NWT-000063, Issue 4, and Pacific Bell Standard
PBS-000-102PT. Installations in Zone 4 regions require the ED-8C800-50 or
ED-8C801-50 bay frame. Drawing ED-8C800-70 provides ordering and
engineering application information for these frames.
Fire Resistance 10
The DDM-2000 OC-3 Multiplexer meets the ignitability requirements specified in
ANSI T1.307-1997. In addition, the DDM-2000 OC-3 Multiplexer meets the fire
resistance requirements of
UL
1459, 2nd Edition.
Underwriters Laboratories 10
The DDM-2000 OC-3 Multiplexer is
UL
recognized for restricted access
installations in business and customer premises applications installed in
accordance with Articles 110-16 and 110-17 of the
National Electric Code
*
,
ANSI
/NFPA Number 70-87. Other installations exempt from the requirements of
the
National Electric Code
may be engineered according to the accepted
practices of the local telecommunications utility.
Canadian Standards Association 10
The DDM-2000 OC-3 Multiplexer has been certified by the Canadian Standards
Association per standard C22.2 Number 225-M90.
* Registered trademark of the National Fire Protection Association, Inc.