Bell System Practices 660A1 Connections page 2

SECTION 512-730-450
24
using gauge wire •or 85 feet when using 26
gauge wire.. Refer to Section 512-700-100 for
detailed information on power supply applications.
2.07
The M2FG cord is furnished as part of the
223-type adapter for connecting the power
unit.
Danger:
a retaining clamp to ac outlet using
outlet cover screw BEFORE attempting
to install
power unit and any other cord plugged
into the ac
unplugged
B E F ORE
remove the clamp.
the possibility of a loosened retainer
clamp or metallic outlet cover making
contact with
85Bl p o w e r
withdrawn from
Page 2
BSP 512-730-450-i05_1979-09·02.jpg Scanned by Frank Harrel!, (Cowboy Frank) Castle Rock, Colorado Feb 23, 2012 22:21:18
For safety, securely
85Bl power unit.
outlet should always
completely f r o m
attempting t o attach
This will prevent
the ac prongs
unit when p a r t i a l l y
outlet. D o not use
retaining clamp on outlets where cover
mounting screw holds the duplex outlet
in the box.
Warning:
trim
low voltage output terminals of 85Bl
power unit to assure that inadvertent
attach connection
other
•If more
T h e plugged
power strip,
one
be
outlet units.
power
o r
rating
terminal power strip that allows the
secondary
power
of the
t o t h e
recommended
Care should
and dress leads connecting
to conducting
power source does
than one power
into a multiple
there must
inch separation between
UL
Only listed
strips with adequate
shall be used.
output terminals
unit to be in close proximity
a c l i n e s o u r c e
.•
be taken to
to
surfaces or
not occur.
unit is
receptacle
be at least
power
receptacle
power
A
continuous
of the
i s n o t