How To Select Class of Duty of Hoist – Reva EOT Cranes and Electric Wire Rope Hoist Manufacturer
December 22, 2023
Hoists are designed for min 20 yrs operation considering that hoist will work 250 days per year for class 1, 300 days per yr for class 2 and 333 days per yr for class 3 & class 4.
Also per day working is defined in IS3938 table 1. Which states for class 2 will run 1.5 hrs per day. Class 3 will work 3 hrs per day and class 4 will work over 6 hrs per day.
Total working hrs of a hoist based on class is also defined in IS3938.