Phone: (011) 7541-421, 3409-301, 3409-335, 6547-293, 3409-310
E-mail: Standards sales: prodaja@iss.rs Education: iss-edukacija@iss.rs Information about standards: infocentar@iss.rs
Stevana Brakusa 2, 11030 Beograd
Main menu

ISO/PWI 4409

Hydraulic fluid power — Positive-displacement pumps, motors and integral transmissions — Methods of testing and presenting basic steady state performance

General information

00.00     Jun 2, 2025

ISO

ISO/TC 131/SC 8

International Standard

Scope

This document specifies methods for determining the performance and efficiency of hydraulic fluid power positive displacement pumps, motors and integral transmissions. It applies to components having continuously rotating shafts.
This document specifies the requirements for test installations, test procedures under steady-state conditions and the presentation of test results.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 4409:2019

NOW

PROJECT
ISO/PWI 4409
00.00 Proposal for new project received
Jun 2, 2025