Key Features:
Output power: 22 kVA (ESP standby, ≈ 17.2 kW) / 20.03 kVA (PRP prime, ≈ 16.02 kW) - 3-phase 400 V, 50 Hz, pf 0.8
Engine: Perkins 404A-22G1, 4-cylinder water-cooled, electric start - dependable and easy to service
Alternator & Voltage Regulation: Leroy Somer brushless alternator
Fuel Tank & Runtime: ~68 L fuel tank (some variants) - very low fuel consumption (~3.97 L/h at 75% load giving 17.13 hours run time at 75% load) giving long autonomy for light usage.
Low Noise & Weatherproof Enclosure: Sound-insulated canopy and sealed housing - suitable for outdoor installation or site-use while minimizing noise (≈ 58 dB(A) @ 7 m)
Compact & Durable Build: Designed for easy installation, maintenance access and long service life - ideal for workshops, small industrial units, rental fleets or remote installations.
Socket / Output Panel (on many versions): Can come with a standard socket kit - making it plug-and-play for small loads or portable equipment.
GSW22P 400V 3-Phase Diesel Industrial Generator
The PRAMAC GSW22P is a compact and reliable 3-phase 400 V diesel generator delivering up to 22 kVA standby (≈ 17.2 kW) power - ideal for small industrial setups, light commercial sites, workshops or backup power for businesses. Powered by a robust Perkins 404A-22G1 engine and equipped with a brushless Leroy Somer alternator, it offers stable, regulated power under variable load. With a sound-insulated, weather-protected enclosure and a modest footprint, the GSW22P combines quiet operation, reliability and straightforward installation - making it a smart choice for rental fleets, remote sites or everyday business continuity scenarios.
Voltage
400V
Socket Configuration
Multiple configurations available; dependant on control panel choice - see specification sheet for more details.
| Main Features | |
|---|---|
| Frequency | 50 Hz |
| Voltage | 400 V |
| Power factor | 0.8 |
| Phase | 3 |
| Power Rating | |
|---|---|
| ESP | 22.00 kVA / 17.60 kW |
| PRP | 20.03 kVA / 16.02 kW |
| Engine & Alternator Specifications | |
|---|---|
| Engine brand | Perkins |
| Model | 404A-22G1 |
| Cooling system | Water |
| Emission level | Non Emission Certified |
| Alternator | Leroy Somer |

