ISO 22554:2023
International Standard
Current Edition
· Approved on 31 July 2023
Ships and marine technology — Propeller shaft revolution indicators — Electric type and electronic type
ISO 22554:2023 Files
English 10 Pages
Current Edition
29.31 BHD
ISO 22554:2023 Scope
This document specifies the construction, performance requirements, methods of testing, and required test results for electric and electronic propeller shaft revolution indicators (hereinafter referred to as “indicator system”). The requirements in this document are based on those contained in the International Convention for the Safety of Life at Sea (SOLAS) 1974 (as amended, 2000), Clause 2.5.4, Regulation 19, chapter V.
This document is intended to be used in conjunction with IMO Resolution A.694 (17) and IEC 60945.
NOTE A propeller shaft revolution indicator can be designed so that it also complies with the requirements for a tachometer for the engine of a ship.
Best Sellers
GSO 150-2:2013
Gulf Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates

BH GSO 150-2:2015
GSO 150-2:2013
Bahraini Standard
Expiration dates for food products - Part 2 :
Voluntary expiration dates


BH GSO 2055-1:2016
GSO 2055-1:2015
Bahraini Technical Regulation
HALAL FOOD - Part 1 : General Requirements


GSO 2055-1:2015
Gulf Technical Regulation
HALAL FOOD - Part 1 : General Requirements

Recently Published
ISO/IEC 23009-9:2025
International Standard
Information technology — Dynamic adaptive streaming over HTTP (DASH) — Part 9: Redundant encoding and packaging for segmented live media (REaP)


ISO/IEC TR 27599:2025
International Standard
Information technology — Brain-computer interfaces — Use cases


ISO 4517:2025
International Standard
Physical vapor deposition (PVD) coatings — Contact angle measurement of metallic hydrophobic PVD coatings

ISO 15237:2025
International Standard
Coal — Determination of total mercury
