MD500
PA R A L L E L I N G U N I T
Standby Power Rating
625kVA 500kW 60Hz
Industrial Diesel Generator Set
EPA Certified Stationary Emergency
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Generator image used for illustration purposes only
features
Generator Set
= PROTOTYPE & TORSIONALLY TESTED
= UL2200 TESTED
= RHINOCOAT PAINT SYSTEM
= WIDE RANGE OF ENCLOSURES AND TANKS
Engine
= EPA COMPLIANT
= INDUSTRIAL TESTED, GENERAC APPROVED
= POWER-MATCHED OUTPUT
= INDUSTRIAL GRADE
Alternator
= TWO-THIRDS PITCH
= LAYER WOUND ROTOR & STATOR
= CLASS H MATERIALS
= DIGITAL 3-PHASE VOLTAGE CONTROL
Controls
= ENCAPSULATED BOARD W/ SEALED HARNESS
= 4-20mA VOLTAGE-TO-CURRENT SENSORS
= SURFACE-MOUNT TECHNOLOGY
= ADVANCED DIAGNOSTICS & COMMUNICATIONS
benefits
4 PROVIDES A PROVEN UNIT
4 ENSURES A QUALITY PRODUCT
4 IMPROVES RESISTANCE TO ELEMENTS
4 PROVIDES A SINGLE SOURCE SOLUTION
4 MEETS EPA STANDARDS
4 ENSURES INDUSTRIAL STANDARDS
4 ENGINEERED FOR PERFORMANCE
4 IMPROVES LONGEVITY AND RELIABILITY
4 ELIMINATES HARMFUL 3RD HARMONIC
4 IMPROVES COOLING
4 HEAT TOLERANT DESIGN
4 FAST AND ACCURATE RESPONSE
4 EASY, AFFORDABLE REPLACEMENT
4 NOISE RESISTANT 24/7 MONITORING
4 PROVIDES VIBRATION RESISTANCE
4 HARDENED RELIABILITY
primary codes and standards
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MD500
ENGINE SPECIFICATIONS
General
Make
EPA Emissions Compliance
EPA Emissions Reference
Cylinder #
Type
Displacement - L
Bore - mm (in.)
Stroke - mm (in.)
Compression Ratio
Intake Air Method
Cylinder Head Type
Piston Type
Connecting Rod Type
Engine Governing
Governor
Frequency Regulation (Steady State)
Lubrication System
Oil Pump Type
Oil Filter Type
Crankcase Capacity - L (Gal)
Perkins
Stationary Emergency
See Emissions Data Sheet
6
In-Line
15.2
137 (5.39)
171 (6.73)
16.0:1
Turbocharged/Aftercooled
4 Valve
Aluminum
I-Beam Section
Electronic Isochronous
± 0.25%
Gear
Full-Flow Cartridge
60 (15.8)
application and engineering data
Cooling System
Cooling System Type
Water Pump
Fan Type
Fan Speed (rpm)
Fan Diameter mm (in.)
Coolant Heater Standard Wattage
Coolant Heater Standard Voltage
Fuel System
Fuel Type
Fuel Specifications
Fuel Filtering (microns)
Fuel Injection
Fuel Pump Type
Injector Type
Engine Type
Fuel Supply Line - mm (in.)
Fuel Return Line - mm (in.)
Engine Electrical System
System Voltage
Battery Charging Alternator
Battery Size (at 0ºC)
Battery Group
Battery Voltage
Ground Polarity
Closed Recovery
Centrifugal Type, Belt-Driven
Pusher
1658 rpm
927 (36.5)
1500
120VAC
Ultra Low Sulfur Diesel #2
ASTM
Primary 10 - Secondary 2
Electronic
Engine Driven Gear
MEUI
Pre-Combustion
12.7 (½"NPT)
12.7 (½"NPT)
24VDC
70 Amps at 24V
1155 CCA
8D
(2) - 12VDC
Negative
ALTERNATOR SPECIFICATIONS
Standard Model
Poles
Field Type
Insulation Class - Rotor
Insulation Class - Stator
Total Harmonic Distortion
Telephone Interference Factor (TIF)
Standard Excitation
Bearings
Coupling
Load Capacity - Standby
Prototype Short Circuit Test
WEG
4
Revolving
H
H
< 3%
< 50
Permanent Magnet
Single Sealed Cartridge
Direct, Flexible Disc
100%
Yes
Voltage Regulator Type
Number of Sensed Phases
Regulation Accuracy (Steady State)
Digital
All
± 1%
CODES AND STANDARDS COMPLIANCE (WHERE APPLICABLE)
NFPA 99
NFPA 110
ISO 8528-5
ISO 1708A.5
ISO 3046
BS5514
SAE J1349
DIN6271
IEEE C62.41 TESTING
NEMA ICS 1
PARALLELING CONTROLS
Auto-Synchronization Process
Isochronous Load Sharing
Reverse Power Protection
Maximum Power Protection
Electrically Operated, Mechanically Held Paralleling Switch
Sync Check System
Independent On-Board Paralleling
Optional Programmable Logic Full Auto Back-Up Control (PLS)
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.
MD500
POWER RATINGS (kW)
Three-Phase 277/480VAC @0.8pf
Three-Phase 346/600VAC @0.8pf
500 kW
500 kW
STANDBY
Amps: 752
Amps: 601
operating data (60Hz)
STARTING CAPABILITIES (sKVA)
Alternator
Standard
Upsize 1
Upsize 2 kW
500
642
832
10%
457
471
757
15%
686
707
1136 sKVA vs. Voltage Dip
480VAC
20%
914
25%
1143
943
1514
1179
1893
30%
1371
1414
2271
FUEL
35%
1600
1650
2650
Fuel Pump Lift - m (ft)
3.7 (12)
Fuel Consumption Rates*
Percent Load
25%
50%
75%
100%
STANDBY gph
10.5
19.5
23.7
31.2
lph
39.7
73.8
89.7
118.1
* Refer to "Emissions Data Sheet" for maximum fuel flow for EPA and SCAQMD permitting purposes.
COOLING
Coolant Flow per Minute
Heat Rejection to Coolant
Inlet Air
Max. Operating Radiator Air Temp
Max. Operating Ambient Temperature
Coolant System Capacity
Maximum Radiator Backpressure gpm (lpm)
BTU/hr cfm (m3/min)
Fº (Cº)
Fº (Cº) gal (L) in H
2
O
STANDBY
114.1 (432)
1,198,080
30,582 (866)
122 (50)
104 (40)
13 (49)
0.5
COMBUSTION AIR REQUIREMENTS
Flow at Rated Power cfm (m3/min)
STANDBY
1483 (42)
ENGINE
Rated Engine Speed
Horsepower at Rated kW**
Piston Speed
BMEP rpm hp
ft/min psi
STANDBY
1800
762
2020
366
** Refer to “Emissions Data Sheet” for maximum bHP for EPA and SCAQMD permitting purposes.
EXHAUST
Exhaust Flow (Rated Output)
Max. Backpressure (Post Silencer)
Exhaust Temp (Rated Output)
Exhaust Outlet Size (Open Set)
STANDBY
cfm (m 3 /min) 3955 (112) inHg (Kpa) 2.01 (6.8)
ºF (ºC) 1022 (550)
5"
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.
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MD500
GENERATOR SET
Genset Vibration Isolation
IBC/OSHPD Seismic Certified
Extended warranty
Gen-Link Communications Software
Steel Enclosure
Aluminum Enclosure
Enclosure Lighting Kits
ENGINE SYSTEM
General
Oil Drain Extension
Oil Heater
Air cleaner
Fan guard
Radiator duct adapter
Stainless steel flexible exhaust connection
Critical Exhaust Silencer
Fuel System
Secondary fuel filter
Flexible fuel lines
Primary fuel filter
UL 142 Fuel Tank
Cooling System
120VAC Coolant Heater
Closed Coolant Recovery System
UV/Ozone resistant hoses
Factory-Installed Radiator
Radiator Drain Extension
Engine Electrical System
Battery charging alternator
Battery cables
Battery heater
Solenoid activated starter motor
10A UL float/equalize battery charger
Rubber-booted engine electrical connections
ALTERNATOR SYSTEM
GENprotect™ Alternator Protection Algorithm
Main Line Circuit Breaker
Alternator Upsizing
Anti-Condensation Heater
Tropical coating
Permanent Magnet Generator
Std
Std
Std
Std
Std
Std
Opt
Std
Opt
Std
Std
Opt
Std
Opt
Std
Std
Opt
Std
Std
Std
Std
Opt
Std
Std
Opt
Opt
Opt
Std
Std
Opt
Opt
Opt
Opt
Opt
Opt
standard features and options
CONTROL SYSTEM
Control Panel
Digital H Control Panel - Dual 4x20 Display
Digital G-200 Paralleling Control Panel - Touchscreen
Programmable Crank Limiter
21-Light Remote Annunciator
Remote Relay Panel (8 or 16)
7-Day Programmable Exerciser
Special Applications Programmable PLC
RS-232
RS-485
All-Phase Sensing DVR
Full System Status
Utility Monitoring (Req. H-Transfer Switch)
2-Wire Start Compatible
Power Output (kW)
Power Factor
Reactive Power
All phase AC Voltage
All phase Currents
Oil Pressure
Coolant Temperature
Coolant Level
Oil Temperature
Engine Speed
Battery Voltage
Frequency
Date/Time Fault History (Alarm & Event Log)
Low-Speed Exercise
Isochronous Governor Control
-40deg C - 70deg C Operation
Waterproof Plug-In Connectors
Audible Alarms and Shutdowns
Not in Auto (Flashing Light)
Auto/Off/Manual Switch
E-Stop (Red Mushroom-Type)
Remote E-Stop (Break Glass-Type, Surface Mount)
Remote E-Stop (Red Mushroom-Type, Surface Mount)
Remote E-Stop (Red Mushroom-Type, Flush Mount)
NFPA 110 Level I and II (Programmable)
Remote Communication - RS232
Remote Communication - Modem
Remote Communication - Ethernet
10A Run Relay
Alarms (Programmable Tolerances, Pre-Alarms and Shutdowns)
Low Fuel
Oil Pressure (Pre-programmed Low Pressure Shutdown)
Coolant Temperature (Pre-programmed High Temp Shutdown)
Coolant Level (Pre-programmed Low Level Shutdown)
Oil Temperature
Engine Speed (Pre-programmed Overspeed Shutdown)
Voltage (Pre-programmed Overvoltage Shutdown)
Battery Voltage
Std
Std
Std
Std
-
Std
Std
Std
Opt
Std
Std
Std
Std
Std
Std
Opt
Opt
Opt
Std
Std
Opt
Opt
Opt
Std
Std
Std
Std
Std
Std na
Std
Std
Opt
Opt
Std
Std
Std
Std
Std
Std
Std
Std
Std
Std
Std
Opt
Std
Std
Std
Opt
MD500 enclosure and tank configurations
OPEN SET
RUN TIME HOURS
NO TANK
10
32
32
64
USABLE CAPACITY (GAL)
-
334
1001
1001
2002
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STANDARD ENCLOSURE
RUN TIME HOURS
NO TANK
10
32
32
64
USABLE CAPACITY (GAL)
-
334
1001
1001
2002
LEVEL 1 SOUND ENCLOSURE
RUN TIME HOURS
NO TANK
10
USABLE CAPACITY (GAL)
-
334
32
32
64
1001
1001
2002
LEVEL 2 SOUND ENCLOSURE
RUN TIME HOURS
NO TANK
10
32
32
64
USABLE CAPACITY (GAL)
-
334
1001
1001
2002
* All measurements are approximate and for estimation purposes only. Weights and dBA are available on install drawings and sound data sheets, respectively.
YOUR FACTORY RECOGNIZED GENERAC INDUSTRIAL DEALER
Tank Options
MDEQ
Florida DERM/DEP
Chicago Fire Code
OPT
OPT
OPT
IFC Certification
ULC
CALL
CALL
Other Custom Options Available from your Generac Industrial Power Dealer
Specification characteristics may change without notice. Dimensions and weights are for preliminary purposes only. Please consult a Generac Power Systems Industrial Dealer for detailed installation drawings.
Generac Power Systems, Inc. • S45 W29290 HWY. 59, Waukesha, WI 53189 • generac.com
©2012 Generac Power Systems, Inc. All rights reserved. All specifications are subject to change without notice. Bulletin 0197170SBY-B / Printed in U.S.A. 12/06/12
