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Category: Low Voltage Design

Accurate voltage drop calculations

Accurately calculating voltage drop results in lower voltage drops which leads to smaller cable sizes and saves money.

February 13, 2020

Voltage drop limits for Low Voltage installations

The following rules are based on Australian and New Zealand rules and the conditions. The Rules Section 3.6 in AS/NZS 3000:2018 covers the rules for

August 20, 2019

Voltage Rise Calculations

Voltage rise can occur in solar PV systems on the AC side between the power inverters and network connection point. Voltage rise calculations are no different to those for voltage drop.

June 8, 2019

Understanding Earth Fault Loop Impedance

The purpose of this document is to provide a better understanding of Fault Loop Impedance, also referred to as Earth Fault Loop Impedance so that the requirements of AS/NZS 3000 Wiring Rules for safety, design, installation and testing of electrical installation may be met.

May 29, 2019

Save 75 % time and $3,366 cable costs using ELEK software

The following article provides worked examples of low voltage cable sizing calculations with an average 75 % time saving and $3,366 cable cost saving using

December 9, 2018

Current Rating Derating Factors

Low voltage cable derating factors –Australian and New Zealand conditions The current rating of a cable is affected by the presence of certain external influences.

November 28, 2018

New Wiring Rules and cable current ratings calculations

Discussion of the changes to AS/NZS 3000:2018 affecting cable current-carrying capacity.

July 5, 2018

Maximum Demand Tables

Reference tables for diversity factors and energy demand from Wiring Rules AS/NZ 3000 for domestic and non-domestic installations.

July 3, 2018

Maximum Demand

The 4 main approaches for determining the maximum demand of an electrical installation are discussed.

July 3, 2018

Call Us: 1300 093 795 | Email Us: enquiry@elek.com.au

Category: Low Voltage Design

Accurate voltage drop calculations

Voltage drop limits for Low Voltage installations

Voltage Rise Calculations

Understanding Earth Fault Loop Impedance

Save 75 % time and $3,366 cable costs using ELEK software

Current Rating Derating Factors

New Wiring Rules and cable current ratings calculations

Maximum Demand Tables

Maximum Demand

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