back-up immersion heater
as defined in Commission Delegated Regulation (EU) No 812/2013 of 18 February 2013…, Article 2, point (10) (Definitions)
a Joule effect electric resistance heater that is part of a hot water storage tank and generates heat only when the external heat source is disrupted (including during maintenance periods) or out of order, or that is part of a solar hot water storage tank and provides heat when the solar heat source is not sufficient to satisfy required comfort levels;
Install the extension for EUR-Lex
Also defined in
- Commission Regulation (EU) No 814/2013 of 2 August 2013 implementing Directive 2009/125/EC of the European Parliament… 02013R0814-20170109, Article 2, point (14)
a Joule effect electric resistance heater that is part of a hot water storage tank and generates heat only when the external heat source is disrupted (including during maintenance periods) or out of order, or that is part of a solar hot water storage tank and provides heat when the solar heat…