ASTM G165-99(2017)
1.1 This practice covers the procedures necessary to follow for measuring resistance-to-earth of the running rails which are used as the conductors for returning the train operating current to the substation in electric mass transit systems.
Product Details
- Published:
- 05/01/2017
- Number of Pages:
- 5
- File Size:
- 1 file , 190 KB