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Verify generator performance

Load Testing & Commissioning

Operational checks and controlled load testing help confirm that the generator, protection and controls perform as expected before the system is relied on during a power failure.

What can be checkedStarting and warm-upVoltage & frequency stabilityController alarms / shutdownsATS sequence and load response
Commission with confidence

Test the complete operating sequence.

Commissioning is more than confirming that the engine starts. The generator must produce acceptable voltage and frequency, respond correctly to controls and carry the intended load within the limits of the system.

Pre-start inspection

Fluids, connections, battery, fuel, ventilation, exhaust and visible installation conditions.

No-load operation

Starting sequence, warm-up, voltage, frequency, controller indications and basic alarm checks.

Load behaviour

Generator response as load is applied, subject to available and suitable test/load arrangements.

Automatic sequence

Where applicable, ATS/AMF operation can be checked through the expected mains-failure and return sequence.

When load testing is useful

New sets, repaired sets and generators that spend most of their life waiting.

Testing can be particularly useful after major repairs, commissioning of a new installation, or where a standby generator has not carried meaningful load for an extended period.

  • New generator commissioning
  • After significant repair work
  • Investigation of load-related shutdowns
  • Periodic confidence testing on critical standby sets
Discuss Load Testing →
Open diesel generator sets for testing and commissioning