Guide to Home Dialysis System Setup – Electrical and Safety Requirements

With more patients opting for the comfort and convenience of home dialysis, it’s crucial to ensure that the electrical supply for these life-sustaining machines is safe, reliable, and compliant. At DaD Electrical, we specialise in medical installations that meet or exceed New Zealand standards—including dialysis unit installations in private homes. Here’s what you need to … Read more

Understanding AS/NZS 3551: The Gold Standard for Medical Equipment Safety and Maintenance

If your facility uses electrical medical equipment, you are legally and ethically obligated to ensure it’s safe, maintained, and compliant. That’s where AS/NZS 3551:2012 comes in—a comprehensive standard that defines the management, servicing, and safety testing of medical electrical equipment across Australia and New Zealand. This standard doesn’t just apply to hospitals. It applies to … Read more

Mastering AS/NZS 3003: Everything You Need to Know About Electrical Safety in Patient Areas

If you work in or around healthcare facilities in New Zealand or Australia, you’ve likely heard of AS/NZS 3003 – the critical standard that governs electrical installations in patient treatment areas. Whether you’re an electrical contractor, facility manager, or healthcare provider, understanding this standard is essential to ensuring both safety and compliance in sensitive medical … Read more

A Comprehensive Guide to GoodWe Grid-Tied and Hybrid Solar Systems

GoodWe is a global leader in solar inverter technology, offering high-performance solutions for residential, commercial, and industrial applications. Their range of grid-tied and hybrid inverters provides homeowners with efficient and reliable solar power solutions tailored to various energy needs. This technical guide will delve into the features, benefits, and applications of GoodWe’s grid-tied and hybrid … Read more

Transforming Energy Management with Sigenergy: A Technical Deep Dive

As the demand for sustainable energy solutions grows, Sigenergy is setting new standards in energy innovation. With a focus on advanced technology, Sigenergy’s systems are designed to deliver seamless integration, optimized performance, and superior energy independence. At DaD Electrical, we believe in providing cutting-edge solutions, and partnering with Sigenergy allows us to offer industry-leading energy … Read more

A Comprehensive Guide to AS/NZS 5033: Installation and Safety of Solar PV Systems

The AS/NZS 5033 standard is the benchmark for safe and compliant solar photovoltaic (PV) installations across Australia and New Zealand. It sets out the requirements for designing, installing, and maintaining PV systems to ensure safety, efficiency, and reliability. Compliance with this standard is essential for all solar installations connected to the grid or standalone systems. … Read more

Comprehensive Guide to AS/NZS 4777.1 and AS/NZS 4777.2 Standards for Grid-Connected Inverters

The AS/NZS 4777 series of standards are crucial guidelines governing the installation, safety, and performance of grid-connected inverters in Australia and New Zealand. These standards ensure the seamless integration of distributed energy resources (DERs), particularly solar photovoltaic (PV) systems, into the electricity network. This post delves deeply into the details of AS/NZS 4777.1 and AS/NZS … Read more

Grid-Tied Solar Systems vs. Grid-Tied Hybrid Solar Systems: What Homeowners Need to Know

As renewable energy becomes a popular choice for homeowners, understanding the different types of solar systems is key to making an informed decision. Two common options are grid-tied solar systems and grid-tied hybrid solar systems. While both connect to the electricity grid and allow you to use solar power, they differ significantly in functionality, flexibility, … Read more

Mastering AS/NZS 60079 – Everything You Need to Know About Hazardous Area Safety

Ensuring safety in hazardous areas is critical for industries working with explosive atmospheres. The AS/NZS 60079 standard provides the latest guidelines for equipment and installations in such environments, aligning with international best practices while incorporating local regulatory requirements. What is AS/NZS 60079? AS/NZS 60079 is the Australian and New Zealand adaptation of the international IEC … Read more

Understanding the Differences Between IEC/EN 60079 and AS/NZS 60079

When working in hazardous environments, compliance with safety standards is critical. Two widely recognized standards for electrical equipment in explosive atmospheres are IEC/EN 60079 and AS/NZS 60079. While both are closely related, key differences exist to accommodate specific regional requirements. Understanding these differences ensures compliance and enhances workplace safety. What is IEC/EN 60079? IEC 60079 … Read more