NEN-ISO 8643
Earth-moving machinery - Hydraulic excavator and backhoe loader boom-lowering control device - Requirements and tests
inactive
| Organization: | NEN |
| Publication Date: | 1 July 1997 |
| Status: | inactive |
| Page Count: | 14 |
| ICS Code (Earth-moving machinery): | 53.100 |
scope:
Establishes uniform requirements and test procedures for boom-lowering control devices fitted on boom-lift cylinders to control the rate of drop in the case of a hydraulic line failure or rupture. This standard applies to boom-lowering control devices on hydraulic excavators and the backhoe part of backhoe loaders, when used for handling and lifting objects.
Document History
February 1, 2017
Earth-moving machinery - Hydraulic excavator and backhoe loader lowering control device - Requirements and tests
NEN-ISO 8643 establishes uniform requirements and test procedures for lowering control devices fitted on the boom, intermediate boom and arm cylinders of hydraulic excavators and backhoe loaders to...
NEN-ISO 8643
July 1, 1997
Earth-moving machinery - Hydraulic excavator and backhoe loader boom-lowering control device - Requirements and tests
Establishes uniform requirements and test procedures for boom-lowering control devices fitted on boom-lift cylinders to control the rate of drop in the case of a hydraulic line failure or rupture....