Specification

4 of 7
®
operating data48 kW
ENGINE COOLING
48 kW
Air Flow (inlet air including alternator and combustion air in cfm/cmm) 2,829/80.1
System Coolant Capacity (gal/liters) 2.9/11
Heat Rejection to Coolant (BTU per hr/MJ per hr) 201,060
Maximum Operation Air Temperature on Radiator (°C/°F) 60/150
Maximum Ambient Temperature (°C/°F) 50/140
COMBUSTION REQUIREMENTS
Flow at Rated Power (scfm/cmm) 92.7/2.6
SOUND EMISSIONS
Sound Output in dB(A) at 23 ft (7 m) With Generator in Exercise Mode* 68
Sound Output in dB(A) at 23 ft (7 m) With Generator Operating at Normal Load* 70
EXHAUST
Exhaust Flow at Rated Output (scfm/cmm) 104/10.6
Exhaust Temperature at Muffler Outlet (°C/°F) 507/945
ENGINE PARAMETERS
Rated Synchronous rpm 1,800
POWER ADJUSTMENT FOR AMBIENT CONDITIONS
Temperature Deration .................................................................................................................... 3% for every 10 °C above 25 °C or 1.65% for every 10 °F above 77 °F
Altitude Deration............................................................................................................................1% for every 100 m above 183 m or 3% for every 1000 ft above 600 ft
CONTROLLER FEATURES
Two-Line Plain Text LCD Display.............................................................................................................................................Simple user interface for ease of operation.
Mode Switch: Auto ..................................................................................................................................................... Automatic Start on Utility failure. 7 day exerciser
Off.................................................................................................................................Stops unit. Power is removed. Control and charger still operate.
Manual.................................................................................................Start with starter control, unit stays on. If utility fails, transfer to load takes place.
Programmable Start Delay Between 10-30 Seconds.........................................................................................................................................................10 sec standard
Engine Start Sequence...............................................................................................................................Cyclic cranking: 16 sec on, 7 rest (90 sec maximum duration)
Engine Warm-up.............................................................................................................................................................................................................................. 5 sec
Engine Cool-Down.......................................................................................................................................................................................................................... 1 min
Starter Lock-Out. ........................................................................................................................................Starter cannot re-engage until 5 sec after engine has stopped.
Smart Battery Charger.................................................................................................................................................................................................................Standard
Automatic Voltage Regulation With Over and Under Voltage Protection........................................................................................................................................Standard
Automatic Low Oil Pressure Shutdown ........................................................................................................................................................................................Standard
Overspeed Shutdown.......................................................................................................................................................................................................Standard, 72 Hz
High Temperature Shutdown...................................................................................................................................................................................................... Standard
Overcrank Protection...................................................................................................................................................................................................................Standard
Safety Fused...............................................................................................................................................................................................................................Standard
Failure to Transfer Protection ......................................................................................................................................................................................................Standard
Low Battery Protection................................................................................................................................................................................................................Standard
50 Event Run Log .......................................................................................................................................................................................................................Standard
Future Set Capable Exerciser...................................................................................................................................................................................................... Standard
Incorrect Wiring Protection ........................................................................................................................................................................................................ Standard
Internal Fault Protection..............................................................................................................................................................................................................Standard
Common External Fault Capability...............................................................................................................................................................................................Standard
Governor Failure Protection........................................................................................................................................................................................................ Standard
Protector® Series