Side-by-side
400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems vs Watex Containerised UHP Water-Jetting Power Pack (runway rubber-removal pump unit)
Spec comparison for two products on Aviation Souk. Both compete in Ground Support Equipment (GSE).
Ground Support Equipment (GSE)
400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems
by MAK Controls & Systems
Diesel-driven 400Hz ground power unit in five output sizes, built for sustained ramp operations across commercial, military and cargo fleets.
Ground Support Equipment (GSE)
Watex Containerised UHP Water-Jetting Power Pack (runway rubber-removal pump unit)
by Watex (Nanjing Watex Tech Co., Ltd.)
Diesel-powered containerised UHP pump unit that supplies up to 2,780 bar to a towed or vehicle-mounted cleaning panel — the deployable power source for runway rubber removal.
| Cost of ownership | 400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems | Watex Containerised UHP Water-Jetting Power Pack (runway rubber-removal pump unit) |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | 400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems | Watex Containerised UHP Water-Jetting Power Pack (runway rubber-removal pump unit) |
|---|---|---|
| Output ratings | 40 / 60 / 90 / 140 / 180 kVA | — |
| Output voltage (L-N / L-L) | 115 V / 200 V | — |
| Output frequency | 400 Hz | — |
| Phase configuration | 3-phase 4-wire | — |
| Voltage regulation (steady state) | ±1% | — |
| Transient recovery | ±20% disturbance, recovered within 200 ms | — |
| Total harmonic distortion | <2% | — |
| Power factor | 0.8 lagging | — |
| Engine options | Cummins / Deutz diesel, Tier 4 Final | — |
| Alternator insulation class | Class H | — |
| Mounting configurations | Towable trailer / self-propelled / skid mounted | — |
| Max working pressure | — | 2,780 bar (40,000 psi) |
| Pump configuration | — | Three- or five-piston plunger |
| Pump efficiency gain vs standard | — | Up to +25 % |
| Diesel engine | — | Cummins (or Weichai / Volvo per spec) |
| Engine max speed | — | 1,900 rpm |
| Diesel consumption reduction vs standard | — | Up to −10 % |
| Water tank capacity | — | ~950 litres (250 US gal) |
| Tank material | — | 304 stainless steel, 3 mm laser-welded |
| Filtration | — | 4-stage, 200 gpm triple filters, 1 µm final stage |
| Control system IP rating | — | IP 65 |
| Vibration reduction (anti-vibration mounts) | — | Up to 50 % |
| Engine oil change interval | — | 1,000 hours |
| Frame finish | — | Galvanised anti-corrosion |
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