Catalogue values for Hand Operated Chain Pulley Block as per IS 3832

Category Specification Bid Requirement (Allowed Values)
Confirmity & Certification ISI Marked Yes Or higher
Generic Average life (Running Hr/Day) 1.5, > 6
Steel shaft-ground(MN/m2) 17, 14
Safe Working Load(% of working load limit) 50.0 - 100.0 Or higher
Mechanism Class M2
Average life (Total life Hr) >2500, >9000, >20000, > 40000 Or higher
Warranty/Services Warranty 1, 2 Or higher