Polyethylene (PE) Pipe and Fittings — Certification Protocol
The purpose of this document is intended to establish the certification requirements, rules of
procedure and marking requirements applying to the certification of polyethylene (PE) pipe and
fittings according to the requirements of the product standards BNQ 3624-027, BNQ 3624-110,
BNQ 3624-115, BNQ 3624-120 and ASTM F894. It is important to note that, to meet the needs
expressed by prime…
Tuyaux et raccords en polyéthylène (PE) — Protocole de certification
Le présent document a pour objet d’établir les exigences de certification, les règles de procédure et
les exigences de marquage qui s’appliquent à la certification des tuyaux et des raccords en
polyéthylène selon les exigences des normes de produit BNQ 3624-027, BNQ 3624-110, BNQ
3624-115, BNQ 3624-120 et ASTM F894. Il importe de prendre note que, pour répondre aux
besoins exprimés par les…
Gas turbine combined cycle power plants — Thermal performance tests
ISO 18888:2017 specifies standard rules for preparing, conducting, evaluating and reporting thermal performance tests on combined cycle and cogeneration power plants driven by gas turbines for base and part load operation with or without supplementary firing.
ISO 18888:2017 is applicable to
- thermal performance tests for general information,
- thermal acceptance tests for determining…
Equipment for general lighting purposes - EMC immunity requirements - Part 1: An objective light fli...
IEC TR 61547-1:2017(E) describes an objective light flickermeter, which can be applied for, amongst others, the following purposes:
- testing the intrinsic performance of all lighting equipment without voltage fluctuations;
- testing the immunity performance of lighting equipment against (unintentional) voltage fluctuation disturbance on the AC power port;
- testing the immunity performance of…
Global maritime distress and safety system (GMDSS) - Part 3: Digital selective calling (DSC) equipme...
IEC 61097-3:2017 specifies the performance requirements, technical characteristics, operational requirements and methods of testing of shipborne DSC equipment for use with MF, MF/HF and VHF installations in the GMDSS, including those required by Chapter IV of the 1974 International Convention for Safety of Life at Sea (SOLAS) as amended, and is associated with IEC 60945 (Shipborne radio equipment…
