Figure 1. Operations Center, Communications AN/MSC-31, signal circuits block diagram.
Length . . . . . . . . . . . ..138 in.
4. Technical Characteristics
Width . . . . . . . . . . . . . ..80 in.
Height . . . . . . . . . . . . ..77-l/2 in.
Voltage requirements. . . . 115 V, 60 CPS,
single-phase,
3-wire.
5. Components of
Operations Center, Commu-
Power consumption
nications AN/MSC-31
(maximum):
a. Major Components.
Lights . . . . . . . . . . . . ..210 watts.
Exhaust blowers. . . . . 300 watts.
Quantity
Electric heaters. . ...3.000 watts.
Item
Figure No.
(ea)
I
Intercommunication
Station LS-147(*)/
Shelter, Electrical Equipment
1
S-183/MSC-31
FI . . . . . . . . . . . . . . ..32 watts.
1
Switchboard, Telephone, Manual,
Total . . . . . . . . . . . . . ..3.542 watts.
SB-22(*)/PT
Telephone Set TA-312/PT
4
facilities:
Local telephone
b. Shelter Components.
circuit . . . . . . . . . . . . TA-312/PT.
Intercommunication
circuit . . . . . . . . . . . . LS-147(*)/FI.
Quantity
Item
Figure No.
(ea)
Switchboard circuit . . SB-22(*)/PT.
Weight:
Ax
1
Blackout curtain assembly
1
AN/MSC-31 . . . . . . ...2.639 lb.
Cable Assembly, Telephone CX-
1
S-183/MSC-31. . . . ...1.200 lb.
4760/U (15 ft) (cabinet No. 6)
Outside dimensions of
1
Cable stub (SB 22/PT), 3-ft
1
Clock, 8-day
S-183/MSC-31: