Bell System Practices Plant Series Reference

BELL SYSTEM PRACTICES
Plant Series
GENERAL
1.
This section provides identification, installation,
1.01
maintenance, and connection information for
the 1750-type telephone set previously contained in
Sections 502-750-100 and 502-750-420 which are
hereby canceled.
IDENTIFICATION
2.
Ordering Guide
Set, Telephone, 1750A-58 or 1750B-60
2.01
Note: -58 includes white handset, aluminum
mat, and light gray plastic frame. -60 includes
light beige handset, copper mat, and light
beige plastic frame.
2.02 Replaceable Set Components Are Listed
in Table A
2.03 Associated Apparatus or Equipment
(ordered separately):
eApparatus Box, 113-type or l14A (recessed
mounting)
eD-180071 or D-180072 Kit of Parts (surface
mounting)
eConnecting Block, 71B
2.04 Loose Parts Furnished
eP-900232 Cord and Plug Assembly or Cord
Mounting, D4BN-3 equipped with 423A plug
einstruction Booklet, GN-2408
eP-160828 Mounting Screws (4)
eP-25E803 Card Retainer
Scanned by Frank Harrell, !Cowboy Frank) Castle Rock, Colorado Jan 31, 2012 22:23:55
-i01_1970-03 ·01.jpg
SSP S02-706-100
REFERENCE
1750-TYPE TELEPHONE SETS
Design Features
2.05
using D-180071 or D-180072 Kit of Parts (Fig. 1).
2.06
by a plastic frame covers the panel and gives the
installation a finished appear a nee.
Application
2.07
full selective on CO or PBX lines.
2.08
2.09
when specified by local instructions for end-to-end
signaling installations.
connections.
3.
Apparatus Boxes
3.01
With
Set:
3.02
®
American Telephone and Telegraph Company, 1970
Printed in U.S.A.
The 1750-type telephone set may be recess
mounted or adapted for surface mounting
Component parts of these sets are mounted
on a steel panel. An aluminum mat retained
Can be wired for bridged, two-party flat
rate, two-party message rate or four-party
Can be modified for use with 1A1 or 1A2
KTS. Refer to Table B .
The polarity guard is optional and must be
ordered separately.
Refer to Table C for
INSTALLATION
Refer to Division 463 for information on
installing apparatus boxes.
To install telephone set in box:
(1) Remove cover of apparatus box, if so equipped
(see section covering apparatus boxes).
(2) Install 71B connecting block (ordered separately)
to mounting bracket located in upper right
corner of apparatus box.
for further information on this type of connecting
block.)
SECTION 502-706-100
Issue 1, March
1970
AT&TCa Standard
It is intended for use
(Consult Division 461
Page 1