TP-6519 8/17 13Section 1 Specifications
Section 1 Specifications
1.1 Introduction
The spec sheets for each generator set provide specific
generator and engine information. Refer to the
generator set spec sheet for ratings and other data not
supplied in this manual. Consult the generator set
installation manual, engine operation manual, and
engine service manual for additional specifications.
Consult the generator set nameplate for specific
generator set ratings.
1.2 Controller Specifications
The generator set is equipped with the Advanced Digital
Control. For a specific description of the controller, see
Section 2, Operation, in the operation manual.
Environmental Specification All Models
Operating temperature
-- 2 0 _Cto70_C
Storage temperature
-- 6 0 _Cto70_C
Humidity 0--95% condensing
Power requirements:
Voltage 12 VDC
Current
250 mA @ 12 VDC
1.3 Engine Service
Generator sets covered in this manual are equipped
with four-cycle, twin cylinder, air-cooled Kohler engines.
For engine service information and specifications not
covered in this manual, see the engine service manual.
See the List of Related Materials in the Introduction
section.
1.4 Engine Specifications
Engine Specification All Models
Manufacturer Kohler
Model CH980
Cycle 4
Number of cylinders 2
Compression ratio 8.8:1
Displacement, cc (cu. in.) 999 (61)
Rated power, propane fuel,
kw (HP)
21.7 (29.1)
Rated power, natural gas,
kw (HP)
18.6 (25.0)
Rpm, 60 Hz 3600
Rpm, 50 Hz 3000
Bore x stroke, mm (in.) 90 x 78.5 (3.54 x 3.1)
Valve material
Steel/Stelliter
Cylinder block material Aluminum w/cast iron liners
Cylinder head material Aluminum
Piston rings 2 compression/ 1 oil
Crankshaft material Heat-treated ductile iron
Main bearings: number, type 2, parent material
Lubrication system Full pressure
Oil capacity (w/filter), L (qt.) 2.8 (3.0)
Oil pressure, kPa (psi) 172--241 (25--35)
Fuel system LP gas or natural gas
LP/natural gas minimum
supply pressure,
in. H
2
O (oz./in.
2
)
7--11 (4--6)
Battery voltage 12 VDC
Battery ground Negative
Spark plug gap, mm (in.) 0.76 (0.030)
Ignition system Capacitor discharge
Starter motor Electric, solenoid shift
Cooling system Air-cooled
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