MIL-A-17196E(SH)
7 October 1977
SUPERSEIJ1~G
MIL-A-17196D(SHIPS)
22 September 1967
(See 6.5)
MILITARY SPECI FI CAT ION ““
WRY
5wIKHB0AA0S, AUrW PANELs, fi-.MOTE
SENTRY ALARM SWITCH,
SIGNAL UNITS, AND SPECIAL ALAFJ4CONNECTION BOX,
NAVAL SHIPBOARD
This specification is approved for
ment of the Navy, and is available
Department of Defense.
1.
SCOPE
use by the Naval Sea Systems Command, llepart-
for use by all Departments and Agencies of the
1.1 Scope.
This specification
covcr~ alarm switchboards, alarm panels, remote signal
. . .
usits, sentry alarm switch, and special alarm connection box for we with Naval surveillance
and protective systems.
1.2 Classification.
1.2.1 Alarm switchboards.
Alarm switchboards shall be of the following types, as
specified (s~2.1):
ZYI?!2
Line voltage, 60 hertz (Hz)
Supervisory
voltaqe~/
IC/SCG 115 volts (v) 220 Volts direct current
(V d.c.)
XC/SFZ or S4FZ 115
v
120 v d.c.
Ic/sr4
115 v 5 +
V d.c.; root mean square (ma),
- 0 full-wave, rectified
(unfiltered)
~/At the terminals for
connection of external alarm sensing device, except for IC/SFZ
Or
S4FZ switchboards.
For IC/SFZ or S4FZ switchboards, it is voltage to puwer
input terminals of two-line alarm unit.
1.2.1.1 Size.
The size of the switchboard shall be designated by the full
capacity of
the enclosure = 3.4.1.1
through 3.4.1.3 and 6.2.1).
A typical &esignation of the actual
number of circuits required is as follows:
2YEs_
Size
IC/SPI
20
1.2.2 Alarm panels. Alarm panels shall
6.2.1):
Number of
ZYl?Si .—,
lines
Line voltage (60 Hz)
Ic/s51
2 115 v
*
. .-
!Wmbe r of circuits
required
18
be of the
followinqtypes, as specified (see
Supervisor
xcfB52
4
115 v
120
V d.c.~
IC@CG51
2 115 v
220 V d.c.~
lC/BCG52
4
115 v
220 V d.c.~
~’Voltage is measured at power input terminals of two-line alarm unit.
-,
~~Voltage is measured at terminals for connection of external alarm sensing
device. .
Beneficial comments (recommendations, additions, deletions)
and any pertinent
data which may be of use in improving this document should be addressed to:
Commander,
Naval Ship Engineering Center, SEC 6124, Department of the FJa~,
Washington, DC 20362 by using the self-addressed Standar~ization Document
Improvement Proposal (DD Form 1426) appearing
at the end of this document or
by letter.
F-SC
6320
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