BS ISO 12809:2020
$142.49
Crop protection equipment. Reciprocating positive displacement pumps and centrifugal pumps. Test method
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 32 |
This document specifies test methods and the environmental conditions for evaluating the performance of reciprocating positive displacement pumps and centrifugal pumps designed for crop protection equipment.
This document is applicable when defining the performance of stand-alone pumps or pumps that are installed on a sprayer.
Some of the tests indicated in this document are suited only for specific pump types.
It is not applicable to pesticide metering pumps for injection systems.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | undefined |
| 6 | Foreword |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Accuracy of measurements |
| 11 | 5 Test liquid 6 General test conditions 6.1 Environmental conditions 6.2 Suction pressure 6.3 Delivery pressure 6.4 Rotating speed 6.5 Flow-rate 6.6 Power consumption |
| 12 | 7 Test methods 7.1 General 7.2 Stand-alone pump 7.2.1 Test bench |
| 14 | 7.2.2 Installation of pump 7.2.3 Reference suction pressure |
| 15 | 7.2.4 Flow-rate at the reference suction pressure 7.2.5 Flow-rate at variable suction pressure 7.2.6 Power consumption |
| 16 | 7.2.7 Priming capacity — Without re-circulation |
| 17 | 7.2.8 Priming capacity — With re-circulation |
| 18 | 7.2.9 Wear test |
| 19 | 7.3 Pump installed on the sprayer 7.3.1 General 7.3.2 Flow-rate |
| 20 | 7.3.3 Priming capacity |
| 21 | 8 Test report |
| 22 | Annex A (informative) Examples of test results for stand-alone pumps |
| 28 | Annex B (informative) Examples of test results for pumps installed on the sprayer |
