More Than Fixing What Is Broken
Ask ten plant managers what industrial electrical services means and most will describe breakdown repairs. That is the visible part. Behind it sits a range of work that decides how often breakdowns happen in the first place, how long they last and whether the plant can prove it is safe and compliant.
This guide walks through the eight services that make up industrial electrical work in a manufacturing plant, what each one involves, when you need it and what a good result looks like. It is written for people who buy these services and want to buy them well.
1. Electrical Installations
Installation covers new power supplies for machines, cable trays and cable systems, switchboard modifications and extensions to the plant. All of it is carried out to the Wiring Rules, AS/NZS 3000.
In a production environment the standard is only the starting point. Cable routes have to stay clear of forklift paths and washdown zones. Enclosures need the right rating for the area they sit in. Glands and conduit entries must not create places where product or water can collect. A good installation looks as though it was designed with the cleaning crew in mind, because it was.
Ask for: a defined scope, a certificate of testing and compliance on completion, and drawings that show what was installed.
2. Machine Installation and Commissioning
New and relocated machines arrive with a manual and a connection point. Turning that into a working part of the line means power, control wiring, network connections, safety circuits and integration with the equipment either side.
Commissioning is where the time goes. Inputs and outputs are checked one at a time, motors are proved for direction, interlocks are tested and the machine is run in stages until it handles product at rate. Imported machines add their own complications, including different supply voltages and frequencies and safety designs that need checking against Australian requirements.
Ask for: a commissioning plan, input and output check sheets, and a clear handover point where the machine becomes production’s responsibility.
3. Production Fault Finding and Repairs
This is the service everyone knows. A line stops, and someone has to work out why and get it going again. The skill is in the method: reading the diagnostics, narrowing the fault logically and proving the cause before replacing anything.
The difference between a repair and a reset matters here. A reset gets the line running. A repair removes the reason it stopped. Recurring faults that have been reset twenty times are among the most expensive problems in manufacturing.
Ask for: a short written note after each attendance stating what was found, what was done and whether the root cause is fixed.
4. Machine Safety System Upgrades
Guard interlocks, light curtains, safety relays, safety PLCs and emergency stop circuits protect people from machinery. Older lines often have safety systems that were acceptable when installed and have since been modified, bypassed or simply outgrown.
An upgrade starts with a risk assessment, moves to a design with a defined performance target and ends with validation, which is documented proof that each safety function does what it is supposed to. The electrical installation is only the middle step. Without the assessment and the validation, new safety hardware gives a false sense of security.
Ask for: the risk assessment, the safety design and signed validation records. BevTech’s functional safety engineers are TUV certified, which is the kind of credential to look for.
5. Automation and Electrical Integration
Modern production lines are run by PLCs, operated through HMIs and connected over industrial networks. Integration work joins machines from different suppliers into one line that starts, stops and recovers in an orderly way.
Typical jobs include adding a machine to an existing line, linking conveyors so that product does not pile up at a stopped filler, bringing production data to a screen in the office and replacing an obsolete controller. BevTech has delivered projects of this kind using a Siemens S7-1500 to control glycol refrigeration for beer tank temperatures, and a Siemens S7-1200 to run a hot water rinse process on a can seamer.
Ask for: a functional description you can read, commented code, and backups handed to you and not held only by the supplier.
6. Electrical Design and Drafting
Drawings are the most undervalued electrical service. Every hour spent fault finding without accurate schematics is partly wasted, and every modification made without updating them makes the next job slower.
Design work covers single line diagrams, schematics, panel layouts, cable schedules and input and output lists for new work. As-built drafting brings existing drawings back into line with what is actually in the panel. For plants that have lost their drawings entirely, reverse engineering one machine at a time is slow and worth it.
Ask for: native drawing files as well as PDFs, a revision history, and a copy kept in the panel.
7. Electrical Maintenance and Audits
Planned electrical maintenance finds problems while they are still cheap. It includes the inspections and tests the regulations require, such as testing and tagging of portable equipment and periodic testing of safety switches, together with work that is simply good practice: thermal imaging of switchboards, checking terminations, cleaning drive filters and testing motor insulation.
An electrical audit is the natural starting point. It is a condition survey of the site’s electrical equipment that produces a ranked list of what needs attention and when. It turns a vague worry about ageing equipment into a plan and a budget.
Ask for: a report with photographs and priorities, not a list of everything that is less than perfect.
8. Shutdown Support
Annual shutdowns compress months of work into days. The electrical scope typically includes switchboard maintenance that needs the power off, replacement of worn components, upgrades that could not be done during production and the installation of new equipment.
Success depends on planning. Parts are ordered weeks ahead, isolations are agreed, the sequence is set so that trades do not block each other, and time is left at the end for recommissioning. The most common failure is a list that is too long for the window.
Ask for: involvement in planning well before the shutdown, and a named person running the electrical work during it.
How the Services Fit Together
These are not eight separate purchases. An audit feeds the maintenance plan. Maintenance findings feed the shutdown list. Fault finding reveals where drawings are missing and where safety systems have been altered. Projects create the documentation that makes the next breakdown shorter.
Plants that buy each service from a different provider lose those connections. The knowledge gained on one job is not available on the next. Plants that work with one provider across the range get a team that understands the site, and that understanding is where most of the value lies.
How Work Is Usually Scoped
Breakdowns and small repairs are normally charged by the hour, with after hours rates for nights and weekends. Defined jobs such as installations, upgrades and drafting are quoted as a fixed scope. Ongoing arrangements such as shift cover and maintenance are agreed as a regular commitment. When comparing providers, compare what is included: travel, drawings, certificates, software backups and reporting are where quotes differ most.
Industrial Electrical Services From BevTech
BevTech is a family owned engineering business in Richlands, Brisbane, with more than 25 years in beverage and FMCG manufacturing. We provide every service described here across Brisbane and South East Queensland, with 24/7 shift coverage and breakdown support. Our electricians work on Allen Bradley and Siemens platforms alongside our automation engineers, mechanical trades and in-house machine shop, so mixed electrical and mechanical jobs are handled by one team.
If you would like to discuss a project, a maintenance arrangement or an audit of your site, use the contact form at bevtech.com.au/contact.
