Siemens 30 kW Manual De Usuario

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SPECIFICATIONS
GENERATOR
Type ............................................................................. Synchronous
Rotor Insulation ....................................................................Class F
Stator Insulation ...................................................................Class F
Total Harmonic Distortion .........................................................< 5%
Alternator Output Leads 3-phase ........................................... 4-wire
Bearings .........................................................................Sealed Ball
Coupling .......................................................................Flexible Disc
Load Capacity (Standby Rating) ................................ 20/25/30 kW*
*  NOTE: Generator rating and performance in accordance with ISO8528-5, BS5514, SAE J1349, 
ISO3046 and DIN 6271 Standards. KW rating is based on LPG fuel and may derate with natural 
gas.
Excitation System ....................................................................Direct
Generator Output Voltage/kW - 60 Hz
 kW 
Amp 
CB 
Size
 120/240V, 1-phase, 1.0 pf 
20/25/30 
83/104/125  100/125/150
 120/208V, 3-phase, 0.8 pf 
20/25/30 
69/87/104 
80/100/125
 277/480V, 3-phase, 0.8 pf 
20/25/30 
30/38/45 
35/45/50
Generator Locked Rotor KVA Available @ Voltage Dip of 35% 
Single-phase or 208 3-phase: 
20kW 
25kW 
30kW
 
34 KVA  38 KVA  56 KVA
ENGINE
Make ................................................................................... Generac
Model ..................................................................................... In  Line
Cylinders and Arrangement ............................................................ 4
Displacement ....................................................................... 1.6  Liter
Bore ...................................................................................... 3.15  in.
Stroke ................................................................................... 3.13  in.
Compression Ratio .............................................................9.75-to-1
Air Intake System ...............................................Naturally Aspirated
Valve Seats ................................................................... Replaceable
Lifter Type .......................................................................... Hydraulic
Engine Parameters
Rated Synchronous RPM ..............................................60 Hz, 3600
HP at rated: 
20kW 
25kW 
30kW
 
35 HP 
45 HP 
48 HP
Exhaust System
Exhaust Flow at Rated Output 60 Hz:  20kW 
25kW 
30kW
 
209 cfm  235 cfm  240 cfm
Exhaust Temp. at Rated Output: 
910°F 
1015°F  1022°F
Combustion Air Requirements (Natural Gas)
Flow at rated power, 60 Hz: 
20kW 
25kW 
30kW
 
80 
cfm 90 
cfm 92 
cfm
Governor
Type .................................................................................. Electronic
Frequency Regulation ...................................................Isochronous
Steady State Regulation ........................................................± .25%
Adjustments:
  Speed ............................................................................ Selectable
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Engine Lubrication System
Type of Oil Pump ...................................................................... Gear
Oil Filter .............................................................Full Flow, Cartridge
Crankcase Oil Capacity ....................................................4 U.S. qts.
COOLING SYSTEM
Type ....................................................................................... Closed
Water Pump .................................................................... Belt Driven
Fan Speed ................................................................................ 2450
Fan Diameter ..................................................................17.7 inches
Fan Mode ..............................................................................Pusher
Air Flow (inlet air including alternator and
  combustion air) ........................................................... 2490 ft
3
/min.
Coolant Capacity ...........................................................2.0 U.S. gal.
Heat Rejection to Coolant ..........................................117,000 Btu/h
Maximum Operating Air Temp. on Radiator ..............60° C (150° F)
Maximum Ambient Temperature ................................50° C (140° F)
FUEL SYSTEM
Type of Fuel ......................................... Natural Gas, Propane Vapor
Carburetor ...................................................................... Down Draft
Secondary Fuel Regulator .................................................Standard
Fuel Shut-off Solenoid ........................................................Standard
Operating Fuel Pressure  ...................... 5 in. - 14 in. Water Column
Fuel Consumption - ft
3
/hr (Natural Gas/LPV)
 Exercise 
25% 
50% 
75% 
100%
 
Cycle  Load Load Load Load
20kW 
56/24  124/49 188/75 250/99 315/125
25kW 56/24 161/64 
253/101 
345/138 
430/175
30kW 56/24 209/82 
281/117 
360/147 
437/185
ELECTRICAL SYSTEM
Battery Charge Alternator ............................................12V, 15 Amp
Static Battery Charger ............................................................2 Amp
Recommended Battery ...................................... Group 26, 525CCA
System Voltage .....................................................................12 Volts
Voltage Regulator
Type .................................................................................. Electronic
Sensing ........................................................................ Single-phase
Regulation ................................................................................± 1%
Features ................................................. V/F Adjustable, Adjustable 
Voltage and Gain LED Indicators
Power Adjustment for Ambient Conditions
Temperature Deration:
  3% for every 10° C above °C 
20kW 
25kW 
30kW
 
40 40 25
  1.65% for every 10° above °F 
104 
104 
77
Altitude Deration:
  1% for every 100 m above m 
20kW 
25kW 
30kW
 1220 
915 
182
  3% for every 1000 ft. above ft. 
4000 
3000 
600
Controller .................................................R-200
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6-1
Standby Generator Sets
Specifications
GenSpec037  Rev.
 A  04/07