Product parameters
Generator set specifications
| Minimum rating | 770 kVA / 616 kW |
| Maximum rating | 850 kVA / 680 kW |
| Emissions / fuel strategy | Fuel optimized |
| 50 Hz prime rating | 770 kVA / 616 kW |
| 50 Hz standby rating | 850 kVA / 680 kW |
| 60 Hz prime rating | — |
| 60 Hz standby rating | — |
| Frequency | 50 Hz |
| Speed | 1500 RPM |
| Voltage | 230–400 V |
Engine specifications
| Engine model | Perkins® 2806A-E18TTAG5 |
| Bore | 145 mm (5.7 in) |
| Stroke | 183 mm (7.2 in) |
| Governor type | Electronic |
| Displacement | 18.1 L (1104.5 cu. in) |
| Compression ratio | 14.0:1 |
Overview
The P850-1 is part of the FG Wilson Medium Series, covering 225 kVA to 938 kVA. Built for demanding installations such as industrial plants, data centers and large commercial facilities, the range combines Perkins engines, FG Wilson alternators and proven control systems for reliable prime and standby power.
Key benefits
- Perkins engines – proven reliability and fuel economy for continuous duty.
- FG Wilson FGL and Leroy Somer alternators – long service life and low maintenance.
- Global product support – manufactured in Northern Ireland, Brazil, China and India.
Standard equipment
Engine
- Air filter
- Lubricating oil drain valve
- Engine filled with lubricating oil
- High coolant temperature shutdown
- Low oil pressure shutdown
Cooling
- Radiator mounted on the assembly
- Radiator and cooling fan
- Coolant drain valve
- Fan, fan drive and battery charging alternator drive fully compliant with the EC Machinery Directive
- Cooling system filled with coolant mixture
Exhaust
- Flanged exhaust outlet
- Exhaust stub pipe and gasket
Fuel
- 8-hour fuel tank or skid base
- Fuel connections for local and remote fill
Alternator
- FG Wilson FGL alternator
- Shunt excitation
- IP23 protection
Control panel
- FG100
Mounting
- Steel base frame with skid base or single-wall fuel tank
- Certified base lifting eyes and rear towing eyelets
- Anti-vibration mounts
- Battery tray and cables
Optional equipment
Exhaust
- Industrial, residential and critical application silencers
Alternator
- Leroy Somer alternator
- Quadrature droop kit
- Anti-condensation heater and panel circuit
Control panel
- DSE4520
- DSE7320
- DSE7410
- Deep Sea DSE7420
Starting / charging
- Lead-acid battery (dry)
General
- CE-certified generator set upgrade
- EEC declaration of conformity
- Narrow base, wide base or skid base
- Sound-attenuated steel or galvanized canopy
- Double-wall fuel tank
Enclosure
- Compliant with EC Directive 2000/14/EC
- Super-silent performance for residential areas
- Fully enclosed exhaust silencing system
- Robust, highly corrosion-resistant construction