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  • Two 3-phase 170kVA step-up auto transformers delivered in just 3 days
  • Enabled safe 480V power for critical stage rigging on Katy Perry’s Australian tour
  • Rescued a high-profile live show from potential technical failure

The Customer

Event Power Solutions: Specialists in High-Profile Touring & Live Events

Event Power Solutions provides turnkey power infrastructure for major entertainment, sporting, and corporate events across Australia. From local festivals to international arena tours, they ensure every system—from lighting and sound to stage automation—runs smoothly and safely.

When global pop icon Katy Perry arrived in Australia for her arena tour, Event Power Solutions were tasked with powering a complex stage setup—including a flying harness system imported from the U.S. But just days before opening night, they discovered the equipment required 480V 3-phase power—a voltage not available at the venue.

That’s when they called SES.

The Challenge

Three Days. One Tour. No Room for Error.

With Katy Perry and her team already en route, Event Power Solutions discovered that the aerial performance rig—responsible for lifting her above the crowd during key moments—required 480V, not the standard 415V available on site.

There were only three days to design, build, test, and deliver a safe, compliant, high-capacity transformer. Any delay could jeopardise the first show and risk millions in production costs, ticket refunds, and reputation damage.

The Solution

SES Engineers Emergency Transformer Build for Touring Rig System

Southern Electronic Services immediately prioritised production, designing and manufacturing two SD480-170kVA-AUTO step-up auto transformers in record time.

Transformer Specs:

  • Type: 3-phase step-up auto transformer
  • Input: 415V @ 237A
  • Output: 480V @ 204A
  • Power Rating: 170kVA
  • Enclosure: IP23 powder-coated steel housing with gland plates
  • Standards: AS/NZS 60076 & AS/NZS 61558
  • Build Time: Under 72 hours

From copper winding to final test, SES fast-tracked every step to ensure the show went on.

The Outcome

Stage-Ready Power. Zero Delay. Happy Crowd.

Thanks to SES, the transformers were delivered and installed on time. The 480V harness system powered up safely, and Katy Perry’s performances—including the iconic aerial stunts—went ahead without issue.

  • No show delays or technical faults
  • Stage equipment operated exactly as designed
  • SES reinforced its reputation as Australia’s go-to transformer partner in critical live event scenarios
  • Ongoing trust from Event Power for high-pressure projects