 |
|||
|
Page Title:
Auxiliary 24-volt system with trailer receptacle |
|
||
| ||||||||||
|
|  MIL-T-62319C
3.4.2.6 Auxiliary 24-volt system with trailer receptacle. When specified (see 6.2), an
auxiliary 24-volt system with a trailer receptacle assembly shall be furnished. Either a converter
type (see 3.4.2.7.1) or an alternator type (see 3.4.2.7.2) system meeting specified requirements
shall be furnished. A trailer receptacle conforming to MS75021-2 with cover assembly shall be
provided in an accessible location on the rear end of the vehicle. A twelve-conductor cable not
less than 110 inches long, with both ends of the cable equipped with connectors conforming to
MS75020-1 and MS75020-2 shall be furnished. The cable assembly shall be stowed in the
vehicle. The 24-volt, 12-ampere output service lighting circuit shall be connected through the
appropriate lighting controls to terminals B, D, E, J and L of MS75021-2.
3.4.2.6.1 Converter type 24-volt system. The 12- to 24-volt converter(s) shall operate from
the 12-volt battery (see 3.4.2.6). The output capacity shall be not less than 12 amperes.
3.4.2.6.2 Alternator type 24-volt system. The alternator type 24-volt system shall be
separate from the l2-volt vehicle lighting and ignition system and shall include:
(a) Nominal 24-volt alternator with not less than 25 amperes rated capacity and capable of
providing not less than 7 amperes dc output at normal engine idle speed
(b) Two 12-volt batteries with a combined capacity of at least 40-ampere hours at a 20-hour
rate or one 24-volt battery with 20-ampere hours capacity at a 20-hour rate
(c) Voltage regulating device
(d) An ammeter, mounted on the instrument panel.
3.4.2.7 Radio interference suppression. The vehicle shall be suppressed to limit
electromagnetic radiation in accordance with SAE J551. Any body equipment emitting
electromagnetic radiation shall be suppressed to the same level as the vehicle chassis.
3.4.3 Fuel system. The fuel system shall conform to Federal Motor Carrier Safety
Regulations 393.65 and 393.67.
*
3.4.3.1 Air cleaner. An air cleaner shall be furnished.
* 3.4.3.2 Fuel tanks. Fuel tank(s) shall have a total capacity of not less than 50 gallons
(43 gallons for vehicles destined for California). When more than one tank is furnished on diesel
engine driven vehicles, means shall be provided to assure an equalized fuel level in both tanks.
When more than one tank is furnished on gasoline engine driven vehicles, a selector valve,
connecting either tank to the engine fuel intake, shall be provided and means shall be provided to
monitor the level of either tank from a single fuel gage.
15
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals