English to Swedish Tech/Engineering Mechanics / Mech Engineering driftssystem, drivremmar

Uttrycken forekommer i en jamforelse av statistik for tva olika driftspaket (XXX och YYY). Jag spekulerar att kanske R star for "revolving", att den ena remskivan ar den drivande och den andra den drivna, etc.

Drive package comparison

XXX YYY
Belt / Chain length - mm
Pitch - mm
Ratio
No of grooves - driveR pulley
No of grooves - driveN pulley
Outside diameter driveR pulley - mm
Outside diameter driveN pulley - mm
Weight driveR pulley - kg
Weight driveN pulley - kg
Width belt / chain - mm
Centre distance - mm
Speed - rpm
Design power - kW
Weight belt / chain - kg
Total drive weight - kg