VCP-010-06(-07)-x Installation & Operation Manual
Document # 540236, Rev IR, 11/2002
Page 10 of 21
4.0 Wiring
Requirements
4.1 Introduction
The installing agency shall supply and fabricate all external cables. The
length and routing of external cables should be carefully studied and
planned before attempting installation of the equipment. Allow adequate
space for installation of cable and connectors. Avoid sharp bends and
placing cables near aircraft control cables. Maintain a minimum clearance
of three (3) inches from any control cable. If wiring is run parallel to
combustible fluid or oxygen lines, maintain a minimum separation of six
(6) inches between the lines.
4.2 Power Wires
All power and ground wires shall be 22 AWG, MINIMUM shielded twisted
pair with the shield properly bonded at one end only. Power ground wires
shall be bonded to electrically conductive chassis mounting point with
<1
Ω
resistance or <50
Ω
impedance. Twisted shielded cable shall be in
accordance with
NEMA WC 27500
or equivalent.
4.3 Audio
Wires
All audio connections require twisted, shielded cable with the cable shields
properly grounded at the source. Twisted shielded cable shall be in
accordance with
NEMA WC 27500
or equivalent.
4.4 Video
Wires
Composite video connections shall be shielded coaxial cable in
accordance with
M17/94-RG179
or equivalent.
