Key Features:
250 kVA prime (PRP) / 275 kVA standby (ESP) at 400/230 V, 3-phase
FPT diesel engine, compliant with Stage V emissions
Fixed at 50 Hz as standard, with optional Dual Frequency Switch (DFS) for 50/60 Hz switching
Robust Canopy - heavy-duty weatherproof enclosure designed for industrial environments
Single lifting point - easy access by rung and handle incorporated (available on both sides)
Available with Automatic Control Panel (ACP), parallel / synchronisation capabilities via modular panels
Busbar power connection for heavy-duty wiring (flexible for high current)
Includes 4-pole circuit breaker, protection via thermal/magnetic trip, and secure access to busbar compartment
Stage V emissions compliant
3 phase
Leroy Somer alternator
Document holder - internal box for documents, manuals and electrical drawings
Lube oil drain pump - makes it easier to change the engine oil
6-way fuel valve - system designed for the use of fuel from external tank to increase the autonomy of the generator
Integrated metal fuel tank complete with double fuel refilling point (one each side)
Fluid leak check in the leak proof tray.
GRW250I/S5 3 Phase 230/400V Industrial Generator
The PRAMAC GRW250I/S5 is a high-capacity, three-phase diesel generator delivering up to 275 kVA standby / 250 kVA prime power at 400/230 V. Powered by a Stage V-compliant FPT engine, it’s built for demanding industrial scenarios. It comes in a rugged, weather-resistant canopy and supports optional dual-frequency switching (50/60 Hz) via a factory-fitted DFS. With a busbar connection system and flexible control panels, the GRW250I/S5 offers reliable, scalable power suited for large-scale construction, backup, or remote applications.
Voltage:
400/230V
Socket Configuration:
Large and robust busbar with cables passage opening from the bottom for easy power cable connection.
Optional SPK socket kit
| Power Rating | |
|---|---|
| ESP | 275.0 kVA / 220.0 kW |
| PRP | 250.0 kVA / 200.0 kW |
| Voltage | 400/230 V |
| Frequency | 50 Hz |
| Power Factor | 0.8 |
| Phases | 3 |
| Engine Specifications | |
|---|---|
| Engine Brand | FPT |
| Emission Level | Stage V |
| Supplements | |
|---|---|
| Genset Control Equipment | Dual Frequency Switch (50/60 Hz) |
| Dual Frequency Output | 400/230 V (50 Hz), 480/277 V (60 Hz) |
| Voltage Selector Switch | VSS |

