UR E1 New

UR E1 Governing characteristics of generator prime movers see revised M 3.2

UR E11 Test specification for type approval - Rev.6 Oct 2014 Clean

UR E11 Unified requirements for systems with voltages above 1 kV up to 15 kV - Rev.3 Feb 2015

UR E12 Rev1 CLN

UR E12 Electrical equipment allowed in paint stores and in the enclosed spaces leading to the paint stores - Rev.1 May 2001

UR E13 Test requirements for rotating machines - Rev.2 Aug 2015 

UR E15 Electrical services required to be operable under fire conditions and fire resistant cables - Rev.3 Dec 2014 Clean

UR E16 New

UR E16 Cable trays/protective casings made of plastic materials - June 2002

UR E17 New

Generators and generator systems, having the ship’s propulsion machinery as their prime mover, not forming part of the ship’s main source of electrical power - June 2002

UR E18 Recording of the type, location and maintenance cycle of batteries - Rev.1 Dec 2014

UR E19 Rev1 CLN

UR E19 Ambient temperatures for electrical equipment installed in environmentally controlled spaces - Rev.1 Sept 2005

UR E20 Rev1 CLN

UR E20 Installation of electrical and electronic equipment in engine rooms protected by fixed water-based local application fire-fighting systems (FWBLAFFS) - Rev.1 June 2009

UR E21 New

UR E21 Requirements for uninterruptible power system (UPS) units as alternative and/or transitional power - Sept 2005

UR E22 On board use and application of computer based systems - Rev.2 June 2016

UR E23 Deleted

UR E23 Selection of low voltage circuit breakers on the basis of their short circuit capacity and co-ordination in service - Deleted Mar 2011

UR E24 New

Harmonic Distortion for Ship Electrical Distribution System including Harmonic Filters - June 2016

UR E25 New

Failure detection and response of all types of steering control system - June 2016 

UR E2 Deleted

Deleted December 1996

UR E3 Deleted

Deleted December 1996

UR E4 Deleted

Earthing of non-current-carrying parts - Deleted June 2000

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