either connect one large ship conductor or two or more terminals or connect
two or more terminals together for internal switchboard branching. Special
care shall be taken to maintain the clearances specified in 3.6.29 for these
straps between adjacent terminal boards.
3.6.12 Taper pin blocks. Taper pin blocks as used in switchboards shall
be in accordance with requirement 3 of MIL-STD-1657.
3.6.13 Terminal junction systems. Terminal junction systems as used in
switchboards shall be in accordance with requirement 4 of MIL-STD-1657.
3.6.14 Sockets. Tube, relay, or capacitor sockets shall be of the single
unit type in accordance with MIL-S-12883 and as specified in 220.127.116.11 through
18.104.22.168. Gang type sockets are not acceptable. (This requirement is not
intended to preclude the assembly of several sockets on a supporting frame
providing the contact clips for any socket are on insulating material which is
not continuous with that of any other socket.) Contact springs shall have
positive contact and positive action.
22.214.171.124 Relay sockets for a.c. 4PDT relays shall be DAN-L, Inc. part
number 62OO-104SXH, or equal.
126.96.36.199 Relay sockets for d.c. 4PDT relays shall be DAN-L, Inc. part
number 62OO-104SH, or equal.
188.8.131.52 Relay sockets for 4PDT latching relays shall be DAN-L, Inc. part
number 32823-17SH, or equal.
184.108.40.206 Relay sockets for the relay tester shall be in accordance with
requirement 13 of MIL-STD-1657.
3.6.15 Interior section illumination. Interior illumination shall be
provided on all switchboards except types III, V, VI, and VIII by the instal-
lation of a fluorescent 8-watt desk light in accordance with MIL-F-16377 and
MIL-F-16377/4, and a ballast box in accordance with MIL-F-16377 and MIL-F-16377/46.
Power for this light shall be obtained from the ships emergency lighting system.
Wiring from the light shall be run to a terminal box (in accordance with
MIL-T-24558 and MIL-T-24558/18 symbol 400.1) mounted inside the frame of each
section. This wiring shall be kept completely separated from other switchboard
3.6.16 Flasher Panel.
220.127.116.11 Solid state flasher panel. When a solid state flasher panel is
specified in the ATDP, it shall be in accordance with Drawing 803-5476797.
18.104.22.168.1 Spare module cards (as required) shall be included in the Solid
State Flasher Panel: Piece numbers 45, 46 and or 47 on Drawing 803-5476797.
22.214.171.124 Mechanical flasher panel. Where a mechanical flasher panel is
specified in the ATDP, it shall be in accordance with requirement 14 of