Description
Doble F6150E System Simulator Repair
The Doble F6150E is a power system simulator and protective-relay test set — it generates precise multi-phase voltages and currents to test and commission protective relays and schemes, including modern IEC 61850 systems. As a high-power, high-precision test source, its faults split between the amplifier/output side and the timing/control and communications side.
June Company repairs and calibrates the Doble F6150E for protection engineers and relay-test crews.
Common Doble F6150E problems we fix
- A voltage or current channel dead/weak — amplifier output-stage failure, repaired so every channel meets rated output.
- Output accuracy or timing drift — source or timing-reference drift, recalibrated against standards.
- IEC 61850 / communications faults — the network interface for GOOSE/sampled-values testing, restored.
- Won’t connect to the control PC — interface faults, repaired.
- Display, control, or power faults.
FAQs
One of my F6150E channels is down — fixable? Yes. Amplifier output-stage failure is a common fault and it’s repairable, then all channels are verified against our standards with NIST-traceable calibration.
Do you verify IEC 61850 functions? Yes — GOOSE and sampled-values operation are checked along with the analog channels.
Every repair includes NIST-traceable calibration and a 90-day parts-and-labor warranty. Email us or submit a service request.






