Skip to page content

USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

United States Department of Transportation United States Department of Transportation

AC JO 6980.31A - (%) Maintenance of Direct Current (DC) BUS Power System

Document Information

Number
JO 6980.31A
Title
(%) Maintenance of Direct Current (DC) BUS Power System
Status
Active
Date issued
2017-09-21
Office of Primary Responsibility
AJW-151
Content
Cancels
Cancels
Number Title Date
JO 6980.165 (%) Interim Changes to Order JO 6980.31, Maintenance of Direct Current (DC) Bus Power System, eTPR Standards and Tolerances 2017-06-12
N JO 6980.178 (%) Interim Changes to Order JO 6980.31A, Maintenance of Direct Current (DC) Bus Power System 2021-12-09
JO 6980.31 (%) Maintenance of Direct Current (DC) Bus Power System 2006-04-19