Guides

Practical Guides for the Trade

Hands-on guidance for electricians — sizing, compliance and installation know-how from the EVO Electric factory floor.

8 July 2026 4 min read

How Long Does a Galvanised Pole Last?

A plain-language guide to the service life of galvanised steel poles — what affects it, how it compares to timber and composite, and how to make it last.

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29 June 2026 5 min read

Point of Attachment: Height, Position and Hardware

Where the service cable meets the building — clearance rules of thumb, fascia vs pole attachment and the brackets that carry the load.

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15 June 2026 4 min read

Meter Box vs Meter Panel: What's the Difference?

Meter boxes, meter panels and panel surrounds do different jobs. A quick guide to which one your metering installation actually needs.

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8 June 2026 5 min read

Service Fuses Explained: SPD and MPD

What SPD and MPD service protection devices do, when 80A or 100A is the right rating, and where they sit in the metering installation.

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28 May 2026 5 min read

ABC Cable Explained: Aerial Bundled Cable for Overhead Services

Why aerial bundled cable replaced open-wire services, common sizes like 25mm², and the clamps and connectors that terminate it properly.

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20 May 2026 4 min read

Line Tap Connectors: Copper vs Aluminium

Matching line tap connector material to the mains conductor, and when single or double screw versions are the right pick.

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12 May 2026 5 min read

Choosing the Right Meter Box Size

How to pick between 300x300, 400x400, 500x500, 600x600 and 600x900 meter boxes for residential and commercial metering installations.

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11 May 2026 4 min read

Neutral Links: Consumer vs Service, and Why Sealable Matters

What a neutral link does, the difference between consumer and service neutral links, and why hole count and sealability matter when ordering.

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14 April 2026 6 min read

EV Charger Installation: Switchboard Requirements

What a home EV charger means for the switchboard — dedicated circuit, RCD type, load management and when three phase makes sense.

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14 April 2026 4 min read

What Is a Point of Attachment?

A plain-language explanation of the point of attachment — where the overhead service connects, the hardware involved and why clearance matters.

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2 April 2026 6 min read

Three Phase vs Single Phase Switchboards

When a home or small commercial site should move to three phase supply, and what that means for the main switchboard and metering.

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24 March 2026 5 min read

Solar Metering: What Changes at the Meter Box

Bidirectional metering, main switch requirements and panel space — what a solar installation needs at the metering position.

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10 March 2026 7 min read

Private Power Pole Installation: What to Order

A checklist of the pole, hardware and consumables a compliant private power pole installation needs — from cap to concrete.

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2 March 2026 5 min read

Granny Flat Metering: Getting Dual Occupancy Right

Separate metering for secondary dwellings — the metering layout, box sizing and board configuration dual-occupancy sites need.

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2 March 2026 5 min read

When Should I Replace My Meter Box?

A plain-language guide to the signs a meter box needs replacing — corrosion, asbestos panels, damage and load growth.

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27 February 2026 14 min read

The Complete Guide to Multi-Tenancy Metering

A trade reference on multi-tenancy metering — metering panels for units and dual occupancies, CT metering, labelling, segregation and how to specify a multi-meter installation.

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25 February 2026 4 min read

Main Switch Requirements, Explained Simply

Rating, isolation, labelling and location — what the wiring rules expect from the main switch on residential and small commercial boards.

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18 February 2026 6 min read

Switchboard Compliance: AS/NZS 61439 Basics

What the AS/NZS 61439 series means for main switchboards, and what to check before a board goes to site.

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10 February 2026 5 min read

What Is a Service Protection Device?

A plain-language explanation of service protection devices — what SPD and MPD service fuses do, their ratings and why they are sealed by the network.

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9 February 2026 4 min read

Stainless Steel vs Powder-Coated Enclosures

Choosing enclosure material by environment: when powder-coated steel does the job and when stainless or coastal-grade finishes earn their premium.

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27 January 2026 4 min read

IP Ratings Explained for Electrical Enclosures

What IP55, IP56 and IP66 actually mean, and how to pick the right ingress protection rating for outdoor electrical enclosures.

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26 January 2026 5 min read

What Is CT Metering?

A plain-language explanation of CT metering — how current transformers work, when CT metering is required and how it differs from direct-connect metering.

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16 January 2026 12 min read

The Complete Guide to Meter Surrounds

A trade reference on meter surrounds — what they do, flush versus surface metering, sizing to the wall, materials and how to order the right panel-and-surround combination.

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5 January 2026 5 min read

The Difference Between Single Phase and Three Phase

A plain-language explanation of single-phase versus three-phase supply — what each is, what triggers an upgrade and what changes at the board.

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15 December 2025 4 min read

What Is a Temporary Builders Box?

A plain-language explanation of temporary builders boxes — what they are, what's inside and why pre-wired units save time on site.

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5 December 2025 13 min read

The Complete Guide to Point of Attachment Hardware

A trade reference on point of attachment hardware — hooks, brackets, strain clamps, service connectors and consumables for terminating an overhead service compliantly.

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24 November 2025 4 min read

What Is a Private Power Pole?

A plain-language explanation of private power poles — what they are, when you need one and who is responsible for them.

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14 November 2025 14 min read

The Complete Guide to Electrical Metering

A trade reference on electrical metering — direct-connect versus CT metering, meter panels, service protection, phase configurations and how metering installations are put together.

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6 November 2025 4 min read

What Is a Meter Surround?

A plain-language explanation of meter surrounds — what they do, when they are used and how they differ from a surface meter box.

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3 November 2025 4 min read

Flush vs Surface Mounted Meter Boxes

Recessed panel-and-surround or surface-mounted box? How wall construction and streetscape decide the metering format.

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28 October 2025 13 min read

The Complete Guide to Temporary Builders Supply

A trade reference on temporary builders supply — what a builders box contains, single versus three phase, mounting, protection and how to order a pre-wired unit.

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27 October 2025 5 min read

CT Metering Basics: When Whole-Current Won't Do

Above 100A per phase, metering moves to current transformers. What CT metering involves and what it means for the switchboard.

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20 October 2025 4 min read

What Size Meter Box Do I Need?

A quick sizing guide mapping common meter box sizes to residential and commercial metering layouts.

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10 October 2025 14 min read

The Complete Guide to Private Power Poles

A full trade reference on private power poles — steel, timber and composite materials, sizing, hardware, footings and maintenance for compliant overhead services.

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2 October 2025 5 min read

How to Choose a Switchboard

A quick decision guide to specifying a switchboard — phase configuration, protection, enclosure and whether to order a pre-wired board.

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29 September 2025 6 min read

New Electrical Connections in NSW: The Process

From connection application to energisation — the steps, parties and paperwork behind a new network connection in NSW.

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24 September 2025 15 min read

The Complete Guide to Switchboards

A trade reference on switchboards — main switchboards, distribution boards, single versus three phase, pre-wired kits, compliance and how to order a custom board.

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15 September 2025 5 min read

How to Choose the Right Meter Box

A quick decision guide to picking a meter box — matching the enclosure to the metering, the environment and the mounting method.

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8 September 2025 14 min read

The Complete Guide to Meter Boxes

Everything trade buyers need on meter boxes — sizing, materials, mounting, sealing, IP ratings and how to order the right enclosure the first time.

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25 August 2025 4 min read

RCBO vs RCD + MCB: What Belongs in a Modern Board

Why per-circuit RCBOs have become the default for new switchboards, and where grouped RCD protection still appears.

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11 August 2025 4 min read

Switchboard Labelling: What Inspectors Look For

Main switch wording, circuit schedules, warning labels and legibility — the labelling that keeps a switchboard inspection clean.

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4 August 2025 5 min read

Pole Top Hardware: Hooks, Clamps and Brackets

Q hooks, J hooks, nut-and-bolt hooks, strain clamps and U-hook brackets — matching pole top hardware to the pole and the service.

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