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BS ISO 789-1:2018

$102.76

Agricultural tractors. Test procedures – Power tests for power take-off

Published By Publication Date Number of Pages
BSI 2018 16
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This document specifies test procedures for determining the power available at the power take-off (PTO) on agricultural tractors of the wheeled, track-laying or semi-track-laying type.

PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
4 Measurement units and tolerances
8 5 General requirements
5.1 Selection
5.2 Running-in and preliminary adjustments
5.3 Manufacturer’s instructions
5.4 Repairs
5.5 Preliminary information
9 5.6 Fuels and lubricants
5.6.1 Selection
5.6.2 Measuring consumption
5.6.3 Tractors equipped with diesel particulate filters
5.7 Auxiliary equipment
5.8 Ambient conditions
5.9 Test equipment
10 5.10 Alternative PTO ratio
5.11 Testing rules
5.12 Required measurements
5.13 Warm-up
6 Test procedure
6.1 Varying engine speed at full load
11 6.2 Maximum power
6.2.1 Rated engine speed
6.2.2 Standard PTO speed
6.2.3 Absolute maximum power
6.3 Variable loads
6.3.1 Rated engine speed
6.3.2 Standard PTO speed
12 6.4 Variable loads and varying engine speed
6.4.1 Five additional points for calculating fuel consumption characteristics
6.4.2 Tractors with regenerating particulate filters
13 6.5 Statement of power rating
7 Test report
15 Bibliography
BS ISO 789-1:2018
$102.76