Belts test - Millwright level 2 Exam Questions With Verified Answers

Belts test - Millwright level 2 Exam Questions With Verified Answers High capacity V-Belts -Also called wedge, hi-torque, or narrow v-belts -The three sizes are 3C, 5V, & 8V. Meaning they have 3/8", 5/8", and 8/8" (1") of top width. What does 3V2550 indicate? 3/8" width and 25" pitch line length, What does 8V550 indicate? 8/8" = 1" and 50" pitch length, V= V-belt What does 3V3550 indicate? 3/8" and 35.5" pitch length, V= V-belt What does 3L indicate? 3/8" Light duty V-belt Effective Tension Needed on the belt to transmit power without slipping. Driver pulls on the belt making a right side and a loose side Installed tension On the belt when the drive is not running, kick the belt before working on it to release the tension Pitch Diameter All pulley speeds and ratios are calculated from this ________ of the sheave and the pitch line of the belt.