Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Preliminary tests
5.1 General requirements
5.2 Lateral stability test
5.3 Non-continuous rolling test
6 Tractor and test preparation
6.1 Test methods
6.2 General rules governing preparation for tests
7 Test apparatus and equipment
7.1 Apparatus for both dynamic and static testing
7.2 Apparatus for dynamic testing
7.3 Apparatus for static testing
8 Test procedures
8.1 General requirements
8.2 Test sequence
8.3 Rear fixture test procedure
8.4 Dynamic (impact) test procedures for
front-mounted ROPS
8.5 Static test procedures for front-mounted ROPS
8.6 Vertical crushing test procedure
8.7 Additional crushing tests
8.8 Observations during testing
9 Seat index point
10 Clearance zone
10.1 General
10.2 Clearance zone for tractors with a non-reversible
seat
10.3 Clearance zone for tractors with a reversible
driving position
11 Tolerances
12 Acceptance conditions
12.1 General requirements
12.2 After impact loads
12.3 After static horizontal loads
12.4 Cold weather embrittlement
13 Extension to other models
14 Labelling
15 Test report
Annex A (normative) - Requirements for providing resistance
to brittle fracture of front-mounted
ROPS at a reduced operation temperature
Annex B (normative) - Test report for front-mounted ROPS
Annex C (normative) - Non-continuous rolling test procedure -
Calculation method
Bibliography