Generac Power Systems SD300 Instruction manual

Generac Power Systems SD300 Instruction manual

Generac Power Systems SD250, your newly acquired industrial diesel generator, offers reliable power generation for various applications. With its EPA-certified stationary emergency rating of 248 kW and prime power rating of 275 kW, this generator ensures uninterrupted power supply during outages or as a backup power source. Its advanced features, including a durable construction, digital voltage control, and hardened reliability, make it ideal for industrial settings.

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Industrial Diesel Generator Set

EPA Certified Stationary Emergency

275 kW Diesel

Standby Power Rating

344kVA 275kW 60Hz

Prime Power Rating*

310kVA 248KW 60Hz

features
benefits
primary codes and standards

Generator Set

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PROTOTYPE & TORSIONALLY TESTED 4 PROVIDES A PROVEN UNIT
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UL2200 TESTED 4 ENSURES A QUALITY PRODUCT
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RHINOCOAT PAINT SYSTEM 4 IMPROVES RESISTANCE TO ELEMENTS
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WIDE RANGE OF ENCLOSURES AND TANKS 4 PROVIDES A SINGLE SOURCE SOLUTION
Engine

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EPA COMPLIANT 4 ENVIRONMENTALLY FRIENDLY
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INDUSTRIAL TESTED, GENERAC APPROVED 4 ENSURES INDUSTRIAL STANDARDS
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POWER-MATCHED OUTPUT 4 ENGINEERED FOR PERFORMANCE
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INDUSTRIAL GRADE 4 IMPROVES LONGEVITY AND RELIABILITY
Alternator

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TWO-THIRDS PITCH 4 ELIMINATES HARMFUL 3RD HARMONIC
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LAYER WOUND ROTOR & STATOR 4 IMPROVES COOLING
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CLASS H MATERIALS 4 HEAT TOLERANT DESIGN
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DIGITAL 3-PHASE VOLTAGE CONTROL 4 FAST AND ACCURATE RESPONSE
Controls

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ENCAPSULATED BOARD W/ SEALED HARNESS 4 EASY, AFFORDABLE REPLACEMENT
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4-20mA VOLTAGE-TO-CURRENT SENSORS 4 NOISE RESISTANT 24/7 MONITORING
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SURFACE-MOUNT TECHNOLOGY 4 PROVIDES VIBRATION RESISTANCE
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ADVANCED DIAGNOSTICS & COMMUNICATIONS 4 HARDENED RELIABILITY
*EPA Certified Prime ratings are not available in the U.S. or its Territories for engine model year 2011 and beyond

SD275

Generator image used for illustration purposes only
ENGINE SPECIFICATIONS
General
Cooling System
Make
Iveco/FPT Cooling System Type Closed Recovery
EPA Emissions Compliance
Stationary Emergency Water Pump Flow Pre-Lubed, Self Sealing
EPA Emissions Reference
See Emissions Data Sheet Fan Type Pusher
Cylinder #
6 Fan Speed (rpm) 2250 rpm
Type
In-Line Fan Diameter mm (in.) 762 (30.0)
Displacement - L (cu. in.)
10.3 Coolant Heater Wattage 2000
Bore - mm (in.)
125 (4.92) Coolant Heater Standard Voltage 240VAC
Stroke - mm (in.)
140 (5.51)
Compression Ratio
16.5:1 Fuel System
Intake Air Method
Turbocharged/Aftercooled Fuel Type Ultra Low Sulfur Diesel Fuel
Cylinder Head Type
4- Valve Fuel Specifications ASTM
Piston Type
Aluminum Fuel Filtering (microns) 5
Crankshaft Type
Dropped Forged Steel Fuel Inject Pump Make Electronic
Fuel Pump Type
Engine Driven Gear
Engine Governing
Injector Type Common Rail
Governor
Electronic Isochronous Engine Type Direct Injection
Frequency Regulation (Steady State)
± 0.25% Fuel Supply Line - mm (in.) 12.7(½")
Fuel Return Line - mm (in.)
12.7(½")
Lubrication System

Oil Pump Type
Gear Engine Electrical System
Oil Filter Type
Full-Flow System Voltage 24VDC
Crankcase Capacity - L (qts)
30 (31.68) Battery Charging Alternator Std
Battery Size (at 0ºC)
1155 CCA
Battery Group
8D
Battery Voltage
(2) - 12VDC
Ground Polarity
Negative
ALTERNATOR SPECIFICATIONS

Standard Model
520 mm Generac Voltage Regulator Type Digital
Poles
4 Number of Sensed Phases All
Field Type
Revolving Regulation Accuracy (Steady State) ± 0.25%
Insulation Class - Rotor
H
Insulation Class - Stator
H
Total Harmonic Distortion
< 5%
Telephone Interference Factor (TIF)
< 50
Standard Excitation
Permanent Magnent
Bearings
Single Sealed Cartridge
Coupling
Direct, Flexible Disc
Load Capacity - Standby
100%
Prototype Short Circuit Test
Yes
CODES AND STANDARDS COMPLIANCE (WHERE APPLICABLE)

NFPA 99
BS5514
NFPA 110
SAE J1349
ISO 8528-5
DIN6271
ISO 1708A.5
IEEE C62.41 TESTING
ISO 3046
NEMA ICS 1
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Rating Definitions:

Standby – Applicable for a varying emergency load for the duration of a utility power outage with no overload capability. (Max. load factor = 70%)

Prime – Applicable for supplying power to a varying load in lieu of utility for an unlimited amount of running time. (Max. load factor = 80%) A 10% overload capacity is available for 1 out of

every 12 hours.

SD275 application and engineering data

275 kW Diesel
Deration – Operational characteristics consider maximum ambient conditions. Derate factors may apply under atypical site conditions. Please consult a Generac Power Systems Industrial
Dealer for additional details. All performance ratings in accordance with ISO3046, BS5514, ISO8528 and DIN6271 standards.

POWER RATINGS (kW)

STARTING CAPABILITIES (sKVA)

FUEL

COOLING

COMBUSTION AIR REQUIREMENTS

ENGINE
EXHAUST
STANDBY
PRIME
Single-Phase 120/240VAC @1.0pf
275 kW Amps: 1146 248 kW Amps: 1031
Three-Phase 120/208VAC @0.8pf
275 kW Amps: 954 248 kW Amps: 859
Three-Phase 120/240VAC @0.8pf
275 kW Amps: 827 248 kW Amps: 744
Three-Phase 277/480VAC @0.8pf
275 kW Amps: 413 248 kW Amps: 372
Three-Phase 346/600VAC @0.8pf
275 kW Amps: 331 248 kW Amps: 298
sKVA vs. Voltage Dip

480VAC
208/240VAC
Alternator
kW 10% 15% 20% 25% 30% 35% 10% 15% 20% 25% 30% 35%
Standard
300 303 454 605 757 908 1059 227 341 454 568 681 794
Upsize 1
350 383 575 767 958 1150 1342 280 410 535 640 770 900
Upsize 2
400 387 581 775 968 1162 1356 345 570 835 1100 1450 1710
Fuel Consumption Rates*

STANDBY
PRIME
Fuel Pump Lift - in (mm)
Percent Load gph lph Percent Load gph lph
36 (900)
25% 6.8 25.7 25% 6.2 23.5
50%
11.7 44.2 50% 10.5 39.7
Total Fuel Pump Flow (Combustion + Return)
75% 15.8 59.8 75% 14.6 55.2
31 gph
100% 19.6 74.2 100% 17.8 67.4
* Refer to "Emissions Data Sheet" for maximum fuel flow for EPA and SCAQMD permitting purposes.

STANDBY
PRIME
Coolant Flow per Minute
gpm (lpm) 95 (360) 95 (360)
Heat Rejection to Coolant
BTU/hr 722,612 656,250
Inlet Air
cfm (m3/min) 14,505 (411) 14,505 (411)
Max. Operating Radiator Air Temp
Fº (Cº) 122 (50) 122 (50)
Max. Operating Ambient Temperature
Fº (Cº) 104 (40) 104 (40)
Coolant System Capacity
gal (L) 16.6 (63) 16.6 (63)
Maximum Radiator Backpressure
in H2O 1.5 1.5
STANDBY
PRIME
Flow at Rated Power
cfm (m3/min) 780 (22.09) 702 (19.88)
STANDBY
PRIME
Rated Engine Speed
rpm 1800 1800
Horsepower at Rated kW**
hp 449 396
Piston Speed
ft/min 1654 1654
BMEP
psi 308 277
** Refer to “Emissions Data Sheet” for maximum bHP for EPA and SCAQMD permitting purposes.

STANDBY
PRIME
Exhaust Flow (Rated Output)
cfm (m3/min) 2050 (58.1) 1845 (52.3)
Max. Backpressure (Post Silencer)
inHg (Kpa) 1.5 (5.1) 1.5 (5.1)
Exhaust Temp (Rated Output)
ºF (ºC) 950 (510) 855 (457)
Exhaust Outlet Size (Open Set)
NPT (male) 101.6 (4) 101.6 (4)
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SD275 operating data (60Hz)

275 kW Diesel
GENERATOR SET
˜
Genset Vibration Isolation Std
™
IBC Seismic Certified/Seismic Rated Vibration Isolators Opt
™
Extended warranty Opt
™
Gen-Link Communications Software Opt
™
Steel Enclosure Opt
™
Aluminum Enclosure Opt
ENGINE SYSTEM

General

˜
Oil Drain Extension Std
™
Oil Make-Up System Opt
™
Oil Heater Opt
˜
Air cleaner Std
˜
Fan guard Std
˜
Radiator duct adapter Std
Fuel System

˜
Fuel lockoff solenoid Std
˜
Secondary fuel filter Std
˜
Stainless steel flexible exhaust connection Std
˜
Industrial Exhaust Silencer Std
™
Critical Exhaust Silencer Opt
™
Flexible fuel lines Opt
™
Primary fuel filter Opt
™
Single Wall Tank (Export Only) -
™
UL 142 Fuel Tank Opt
Cooling System

™
120VAC Coolant Heater Opt
™
208VAC Coolant Heater Opt
˜
240VAC Coolant Heater Std
™
Other Coolant Heater_______________________ -
˜
Closed Coolant Recovery System Std
˜
UV/Ozone resistant hoses Std
˜
Factory-Installed Radiator Std
˜
Radiator Drain Extension Std
Engine Electrical System

˜
Battery charging alternator Std
˜
Battery cables Std
˜
Battery tray Std
™
Battery box Opt
™
Battery heater Opt
˜
Solenoid activated starter motor Std
™
10A UL float/equalize battery charger Opt
˜
Rubber-booted engine electrical connections Std
ALTERNATOR SYSTEM

˜
UL2200 GENprotect™ Std
™
Main Line Circuit Breaker Opt
™
2nd Circuit Breaker Opt
™
3rd Circuit Breaker -
™
Alternator Upsizing Opt
™
Anti-Condensation Heater Opt
™
Tropical coating Opt
˜
Permanent Magnet Generator Std
CONTROL SYSTEM

Control Panel

˜
Digital H Control Panel - Dual 4x20 Display Std
™
Digital G-100 Control Panel - Touchscreen na
™
Digital G-200 Paralleling Control Panel - Touchscreen na
˜
Programmable Crank Limiter Std
™
21-Light Remote Annunciator Opt
™
Remote Relay Panel (8 or 16) Opt
˜
7-Day Programmable Exerciser Std
˜
Special Applications Programmable PLC Std
˜
RS-232 Std
˜
RS-485 Std
˜
All-Phase Sensing DVR Std
˜
Full System Status Std
˜
Utility Monitoring (Req. H-Transfer Switch) Std
˜
2-Wire Start Compatible Std
˜
Power Output (kW) Std
˜
Power Factor Std
˜
Reactive Power Std
˜
All phase AC Voltage Std
˜
All phase Currents Std
˜
Oil Pressure Std
˜
Coolant Temperature Std
˜
Coolant Level Std
™
Oil Temperature Opt
˜
Fuel Pressure Std
˜
Engine Speed Std
˜
Battery Voltage Std
˜
Frequency Std
˜
Date/Time Fault History (Event Log) Std
™
Low-Speed Exercise -
˜
Isochronous Governor Control Std
˜
-40deg C - 70deg C Operation Std
˜
Waterproof Plug-In Connectors Std
˜
Audible Alarms and Shutdowns Std
˜
Not in Auto (Flashing Light) Std
˜
Auto/Off/Manual Switch Std
˜
E-Stop (Red Mushroom-Type) Std
™
Remote E-Stop (Break Glass-Type, Surface Mount) Opt
™
Remote E-Stop (Red Mushroom-Type, Surface Mount) Opt
™
Remote E-Stop (Red Mushroom-Type, Flush Mount) Opt
˜
NFPA 110 Level I and II (Programmable) Std
˜
Remote Communication - RS232 Std
™
Remote Communication - Modem Opt
™
Remote Communication - Ethernet Opt
™
10A Run Relay Opt
Alarms (Programmable Tolerances, Pre-Alarms and Shutdowns)

™
Low Fuel Opt
˜
Oil Pressure (Pre-programmed Low Pressure Shutdown) Std
˜
Coolant Temperature (Pre-programmed High Temp Shutdown) Std
˜
Coolant Level (Pre-programmed Low Level Shutdown) Std
˜
Oil Temperature Std
˜
Engine Speed (Pre-programmed Overspeed Shutdown) Std
˜
Voltage (Pre-programmed Overvoltage Shutdown) Std
˜
Battery Voltage Std
Other Options

™

™

™

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SD275 standard features and options

275 kW Diesel
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Key Features

  • 30 kW of standby power
  • EPA certified
  • Digital voltage regulator
  • Fuel level gauge
  • Hour meter
  • Comprehensive warranty

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Frequently Answers and Questions

What is the standby power rating of the Generac Power Systems SD300?
30 kW
Is the Generac Power Systems SD300 EPA certified?
Yes
What is the warranty on the Generac Power Systems SD300?
Comprehensive warranty

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