A professional reviewing the accuracy of a report on a tablet for certification and tendering documentation

What’s in a PDF Report? How to Use CableHero Cable Selection Calculator Exports for Certification and Tendering

Posted on September 22, 2025 By Ahmed Tayeh

Accurate and compliant electrical documentation has never been more important due to stricter safety standards and audits. Engineers and contractors should provide transparent, justifiable calculations during the certification and tendering stages for industrial projects. This reflects how accurate ...

A male electrician reviewing wiring plans

AS/NZS 3000, Educational, Tips & Guides

Effective Ways to Create AS/NZS-Compliant Single Line Diagrams

Posted on September 19, 2025 By Ahmed Tayeh

Single-line diagrams (SLDs) are simplified schematics that represent an electrical power distribution system using a single line to depict multiple conductors. They are fundamental to planning, installing, and maintaining electrical systems. For engineers and designers working under AS/NZS 3000, pro...

Educational, General Information, Tips & Guides

How to Integrate Fault Loop Impedance in Your Cable Sizing Calculations

Posted on September 18, 2025 By Ahmed Tayeh

Beyond matching conductor size to design current, correct cable sizing should also account for voltage drop limits and timely disconnection during fault conditions. A key parameter in achieving this is the fault loop impedance (Zs), which determines the effectiveness of circuit protection. In this a...

A person using an insulated screwdriver to adjust wiring inside an electrical distribution board

General Information, Educational

How CableHero Ensures Calculations and Results are AS/NZS 3008 and 3000 Compliant

Posted on August 13, 2025 By Ahmed Tayeh

The AS/NZS 3008 and AS/NZS 3000 help ensure the safety, reliability, and compliance of electrical installations in Australia. These standards govern cable sizing, installation practices, and overall system performance, reducing energy loss and preventing electrical hazards. In particular, cable sizi...

Educational, General Information

How Cable Sizing Impacts Grouped Cables and Conduits

Posted on June 27, 2025 By Ahmed Tayeh

One of the most overlooked yet important factors when designing an electrical system is the way cable sizing affects grouped cables and conduits. Grouping multiple cables or running them through a single conduit increases heat buildup, which reduces current-carrying capacity and compromises system p...

A male electrician working on a switchboard

Educational, General Information, Uncategorized

How to Choose the Right Cable Size for Commercial and Industrial Electrical Installations

Posted on June 26, 2025 By Ahmed Tayeh

Selecting the correct cable size for commercial and industrial electrical installations helps ensure safety, performance, and compliance with Australian standards. By using an undersized cable, it can lead to overheating, equipment damage, or energy inefficiency. For large-scale electrical systems, ...

General Information, Educational, Tips & Guides

Factors to Consider When You Need Larger Cables

Posted on June 22, 2025 By Ahmed Tayeh

When it comes to cable sizing, safety and system performance are important to consider. A wrong-sized cable may lead to overheating, excessive voltage drop, or even fire hazards. While regulations provide baseline requirements, there are cases where you need to go beyond the minimum standard and opt...

General Information, Educational

Fault Current and Cable Sizing: What Every Electrician Should Know

Posted on June 19, 2025 By Ahmed Tayeh

As an electrician or engineer, selecting the right cable for your installation goes beyond simply matching the cable to the expected load. You also need to make sure the cable can safely handle fault conditions without damage. Fortunately, a reliable cable sizing calculator can simplify this process...

Educational

Applying AS NZS 3000 Standards for Voltage Drop in Electrical Design

Posted on May 1, 2025 By Ahmed Tayeh

The AS NZS 3000 Wiring Rules, formally titled AS/NZS 3000:2018 Electrical Installations, define the minimum requirements for low-voltage electrical systems. These rules apply to the safe design, construction, and verification of installations across Australia and New Zealand. A fundamental aspect ...

Category Archives: Educational

What’s in a PDF Report? How to Use CableHero Cable Selection Calculator Exports for Certification and Tendering

Effective Ways to Create AS/NZS-Compliant Single Line Diagrams

How to Integrate Fault Loop Impedance in Your Cable Sizing Calculations

How CableHero Ensures Calculations and Results are AS/NZS 3008 and 3000 Compliant

How Cable Sizing Impacts Grouped Cables and Conduits

How to Choose the Right Cable Size for Commercial and Industrial Electrical Installations

Factors to Consider When You Need Larger Cables

Fault Current and Cable Sizing: What Every Electrician Should Know

Applying AS NZS 3000 Standards for Voltage Drop in Electrical Design

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