Side-by-side
DSF / DSM 020-180 Solid-State GPU vs FlyTek 180 kVA Solid-State 400 Hz Ground Power Unit
Spec comparison for two products on Aviation Souk. Both compete in ground-power-unit.
ground-power-unit
DSF / DSM 020-180 Solid-State GPU
by Dynell
Compact modular solid-state 400 Hz frequency converter.
ground-power-unit
FlyTek 180 kVA Solid-State 400 Hz Ground Power Unit
by FlyTek GSE
Mobile solid-state 400 Hz aircraft ground power — 180 kVA delivered as two galvanically isolated 90 kVA outputs
| Cost of ownership | DSF / DSM 020-180 Solid-State GPU | FlyTek 180 kVA Solid-State 400 Hz Ground Power Unit |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | 10–18 |
| Delivery | — | Delivered; on-site commissioning, startup testing and operator training available. As-built documentation, user manuals, wiring diagrams, warranty pack and maintenance instructions provided on delivery. |
| Install | — | Included |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 12 |
Specs
Technical specifications.
| Spec | DSF / DSM 020-180 Solid-State GPU | FlyTek 180 kVA Solid-State 400 Hz Ground Power Unit |
|---|---|---|
| undefined | — | |
| undefined | — | |
| undefined | — | |
| undefined | — | |
| undefined | — | |
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| Output capacity | — | 180 kVA |
| Output configuration | — | 2 × galvanically isolated 90 kVA outputs, 3-phase 4-wire |
| Output voltage | — | 200 V L-L / 115 V L-N |
| Output frequency | — | 400 Hz |
| Input supply | — | 3-phase 460 V AC ±10% |
| Input frequency | — | 50/60 Hz ±10% |
| Input AC voltage range | — | −25% / +10% |
| Rectifier | — | IGBT, four-quadrant operation |
| Input power factor | — | 1.0 (corrected) |
| Input current distortion | — | <1.5% THDi at full load |
| Inrush current | — | None |
| Static voltage regulation | — | ±1% across 0–100% load |
| Dynamic regulation | — | 10%, recovering to 1% within 20 ms |
| Frequency stability | — | ±0.01% crystal controlled |
| Output THD | — | <2% (linear load) |
| Maximum crest factor | — | 1.4 : 1 |
| Load power factor range | — | 0 – 1 |
| Overall efficiency | — | 90–95% |
| Efficiency at 180 kVA | — | up to 94% (PF 0.8–1.0) |
| Rectifier efficiency | — | 95–97% |
| Inverter efficiency | — | 95–98% |
| No-load losses | — | <1% |
| Standby losses | — | 20 W |
| Duty | — | 100% continuous |
| Overload — power stage | — | 150% continuous |
| Overload — magnetics | — | 120% continuous |
| Overload — regulator | — | 120%/600 s · 150%/60 s · 200%/2 s |
| Enclosure protection | — | IP55 |
| Enclosure coating | — | C5-M |
| Cooling | — | Forced air, variable fan speed |
| Ambient temperature | — | −40 °C to +40 °C |
| Relative humidity | — | 0–90%, non-condensing |
| Altitude | — | up to 2,000 m |
| Pollution degree | — | 2 |
| Overvoltage category | — | 3 |
| Protection features | — | Over/under voltage, short circuit (electronic current limiting and shutdown), overload, over-temperature, 90% switch interlock |
| Transfer | — | No-break power transfer (NBPT) compatible |
| Mounting | — | Trolley-mounted (mobile); not a fixed point-of-use installation |
| Trolley max load | — | 2,500 kg |
| Trolley max towing speed | — | 25 km/h |
| Overall dimensions | — | 2,450 × 1,300 × 1,650 mm (L × W × H) |
| Country of origin | — | Portugal (TAA-designated) |
| Warranty | — | 24 months |
| _provenance | — | supplier-docs:flytek-gse — TDS + quotation S34076 (10 Aug 2026). Standards are manufacturer-declared conformity, not third-party certification. Pricing excluded. |
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