RCD Requirements for Backup Power from Solar PV Inverters

Some solar PV inverters offer a backup circuit that can be used even without the presence of batteries. This backup circuit offers the ability to power a small load, when the PV system is generating energy and when the grid is unavailable. Examples of these inverters include the following: 1. Fronius GEN24 Plus (with “PV […]

Understanding BESS Earthing Requirements in Electrical Installations According to Australian Standards

Earthing is a critical aspect of electrical safety in installations, ensuring that any exposed conductive parts are properly grounded to prevent electrical shocks or fire hazards. However, there is often confusion regarding the correct application of earthing requirements, especially when earth terminals are found unused in some installations. This document aims to clarify the circumstances […]

Habitable Rooms and Restricted Locations for Battery Installation

With the introduction of new battery rebate programs in Queensland and the ACT this year, and a proposed rebate in NSW expected in November, the safe installation of batteries has become an increasingly important topic. A common concern among installers is determining suitable battery installation locations, particularly regarding what constitutes a habitable room and a […]

Battery Location Restrictions from AS/NZS 3000:2018

The installation of Battery Energy Storage Systems (BESS) is governed by stringent safety standards as outlined in AS/NZS 5139:2019, specifically in sections 4, 5, and 6. These sections impose explicit restrictions on permissible installation locations to mitigate safety risks. In addition to the provisions specified within AS/NZS 5139:2019, compliance with AS/NZS 3000:2018 is also mandatory […]

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