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Switching Equipment, Combat System, Command and Control, Fire Control, And Interior Communication General Specification
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MIL-S-17000N(SH)
3.6.3.10 Remote operated rotary selector switches. Remote operated
rotary selector switches in accordance with MIL-R-16999 shall not be used in
switchboards.
3.6.3.10.1 Unless specified in the ATDP, modified bus transfer switches
in accordance with MIL-S-17773 shall be used for direct current (d.c.) circuits
or for higher voltages and currents than the rating of the type S-JR switch.
3.6.3.11 Power type rotary switches.  Power type rotary switches (snap
switches) shall be in accordance with MIL-S-15291 (see 3.6.3.1.1 for exception).
Remote operated power type rotary switches shall be in accordance with the ATDP.
3.6.3.11.1 Master switches.  Master switches for power conversion equipment
connected to the switchboard shall be 3 wire pushbutton type in accordance with
MIL-C-2212 and as specified (see 6.2.1.)
Switching units, power transfer
3.6.3.11.2 Switching units, power transfer.
shall be in accordance with MIL-S-17773.
3.6.3.12 Pushbutton switches.  Illuminated pushbutton switches shall be
in accordance with MIL-S-22885, as specified in the ATDP.  Panel seals, if
required for watertight applications, shall be in accordance with MIL-S-22885.
Nonilluminated push button switches shall be in accordance with MIL-S-8805.
Boots, if required for watertight applications, shall be in accordance with
MIL-B-5423.
3.6.3.13 Meter switches.  Separate switches shall be provided for both
alternating current (a.c.) and d.c. voltmeters.  Power distribution switchboards
(type VII) meter switching shall be in accordance with MIL-S-18396 or as
specified in the ATDP.
3.6.3.13.1 Voltmeter select switches shall be type 1SR2E2 in accordance
with MIL-S-15291, or as specified in the ATDP.  Voltmeter select switches
shall provide ground detector readings on each side of a.c. and d.c. buses.
3.6.3.13.2 Bus select switches shall be type S3JK3 in accordance with
MIL-S-21604/2.  Where more than 15 buses are required to be monitored, two bus
select switches shall be installed.  Bus select switches shall provide voltage
readings on each phase of each a.c. bus and each d.c. bus.
3.6.3.13.3 Resistors and shunts for metering shall be in accordance with
MIL-I-1361 and shall be high-impact (H.I.) shock resistant.  Variable resistors
for voltage and frequency control of motor generators or static power supplies
when they are to be controlled from the I.C. switchboard shall be as specified.
Linear movement switches shall be in
3.6.3.14 Linear movement switches.
accordance with the following:
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