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Specifies requirements for electrical installations associated with connectable electrical installations used for the purposes of accommodation, habitation or other residential, commercial purposes or recreational uses that are intended for connection to external low voltage a.c. supply systems (i.e. 50 V a.c. to 1000 V a.c.) by either a detachable supply lead or a supply lead directly connected to the connectable electrical installation; includes requirements and provides guidance for the installation of extra-low voltage systems (i.e. less than 50 V a.c. or 120 V d.c. ripple free).

Contains Deemed-to-Satisfy Provisions that are considered to be acceptable forms of construction that meet the requirements for complying with Parts H1 to H8 of NCC Volume Two.

Sets out a method for cable selection for those types of electrical cables and methods of installation that are in common use at working voltages up to and including 0.6/1 kV at 50 Hz a.c.

This Practice Note provides guidance for building surveyors for amending a building permit in compliance with the Building Act 1993 and the Building Regulations 2018.

NatHERS compliance pathway for energy efficiency.

Specifies requirements for general installation and safety requirements for battery energy storage systems (BESSs), where the battery system is installed in a location, such as a dedicated enclosure or room, and is connected with power conversion equipment (PCE) to supply electric power to other parts of an electrical installation.

Specifies the electrical and general safety installation requirements for inverter energy systems (IES) up to or equal to 200kVA for the injection of electric power to an electrical installation connected to the grid at low voltage.

Specifies requirements for minimum safety requirements related to the use of generating sets for the supply of electricity at voltages normally exceeding 50 V a.c. or 120 V d.c.

Specifies requirements for the design, construction and installation of electrical systems in boats that have a length of up to 50 m, and are designed for use on inland waters or at sea.