Capability

What we test, prove & commission

A detailed look at the equipment, systems and documentation Topwright covers — primary plant to secondary systems, fully documented to Australian Standards.

Scope of works

Depth across the whole installation

Drawn from our standard commissioning execution plan — the same rigour applied on every project.

Primary HV equipment

  • Power transformers — ratio, winding & insulation resistance, Buchholz, differential stability
  • Circuit breakers — timing, ductor, control & trip
  • Disconnectors & earth switches — ductor, IR, functional
  • Surge arrestors, insulators & fuse switches
  • Current & voltage transformers — ratio, polarity, excitation, primary injection
  • HV cables — IR, VLF, HIPOT, phasing, soak testing
  • Switchboards (SWBDs) — partial discharge, VLF, HIPOT

Secondary & control systems

  • Protection relays — settings, characteristic curves, pickups & timing
  • IEC 61850 communication & GOOSE checks
  • Arc-flash & SALTO scheme testing
  • Logic, I/O, LED & functional tests
  • RTU / SCADA / DCS — calibration, status, alarms & control
  • Transducers & remote measurands
  • Charger / battery banks & DC/AC control supplies

Solar & inverters

  • Solar PV modules — visual, installation & wiring checks
  • Inverters & inverter-chargers — configuration & I/O
  • Analog input calibration & protection functionality
  • Anti-islanding checks
  • Pre-commissioning & commissioning
  • Inspection, maintenance & cleaning reporting

Documentation & QA

  • As-built schematic verification & green-line mark-ups
  • Commissioning plans & programs
  • Inspection & Test Plans (ITPs) to Australian Standards
  • Safe Work Method Statements (SWMS) & JSEAs
  • Test check sheets, defects registers & punch-lists
  • Test results & commissioning reports; applied settings
Standards & safety

Documented, compliant, safe

Safety first

OHS&E conscious — SWMS, JSEA and job prestart on every task.

To Australian Standards

ITPs, test check sheets and reports aligned to AS standards.

Proven & certified

Equipment proven and certified for safe integration into service.

Resourced to deliver

Manning planned to scope and program — on time and on budget.

Need it tested, proven and signed off?

From a single relay to a full switchyard, our engineers deliver the testing, commissioning and documentation.