Description
General Features
• Cummins engine NT855-GA
• Close coupled to a Stamford alternator UCDI274K
- Microprocessor control module PLC-702
• NADER main circuit breaker: 400A
• R.C.D.
• Rotate speed governor: Mechanical governor
• Excitation system: Self excited, SHUNT
• A.V.R model: AS480
• Key switch
• Emergency stop switch
ATS(automatic transfer switch)receptacle
• 2x12V/70AH sealed for life maintenance free battery
• Lockable battery isolator switch
• 50℃radiator
• Oil pump on the engine
• Steel base frame with lifting lugs
• Vibration isolators between the engine/alternator and
base frame
• Dry type air filter
• Base fuel tank with 18 hours running
• Drain points for fuel tank
• Operator’s Manual /Specifications
Standards & Conditions
Design Standards
The design sand the productions are in conformity with:
• Conformite Europeenne(CE)
• China Compulsory Certification(CCC)
• ISO8528-5:2005
• GB/T2820.5-2009
Environmental Operating Conditions
• Installation place: Indoors(well ventilated).
• Ambient temperature:-25℃to50℃.The coolant heater
is needed when the temperature is below 5℃
• Humidity: Less than 80%.
• Altitude: (1000) meters above sea level.
Factory Inspection
• Inspection items.
• Protection devices working test.
• Starting ability in normal temperature.
• 50% rated power load moment capability.
• Voltage deviation and speed variation: 0%,25%,50%,
75%,100%,110%Load.
Painting Process
• Painting process specification sand colours are based on them manufacturer’s standard.
• The customer could also choose the colour which the manufacturer offers.
(Data Sheet) 
250Kva Generator Cummins Engine Stamford alternator
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