MQ Power EGC-500C User manual

500kW Containerized
Diesel Generator Set
Model Emissions Standby Rating Prime Rating
EGC-500C EPA Certified 60 Hertz
500kW (625kVA) 450kW (562.5kVA)
Standard Features
Cummins Heavy Duty Diesel Engine
 4-cycle design, turbocharged, aftercooled, direct injection
 Polymide blade cooling fan
 Engine coolant heater
 Meets EPA Tier 2 emissions standards
Fuel System
 800 gallon, single wall fuel tank
 Fuel priming system
 Fuel/water separators and drip pan
 Electric fuel run pump
 External fuel fill
 30 micron Racor
®
fuel filter system
Alternator
 Brushless, 4-pole, synchronous, WYE connection
 Class H insulation system conforms to NEMA MG1-22, BS5000,
CSA-C22-2, IEC-34-1 standards for temperature rise
 Drip-proof, self-venting, amortisseur windings
 Epoxy impregnated windings with tropical insulation for increased
environmental protection and long life
Electronic Voltage Regulator
 Electronic automatic voltage regulator provides precise regulation
 Separate three-phase excitation for fast recovery from block loads
and motor starting
Full Load Acceptance
 Accepts 100% of standby nameplate rating in one step, in compliance
with NFPA, para 5-13.2.6
Generator Control Panel
 Basler vibration-isolated controller
 Manual or remote engine start/stop
 RS485/Modbus communication support
 Safety shutdowns
 Externally mounted emergency stop switch
 Generator mainline circuit breaker, 100% rated, electronically
operated, UL listed
Specially Designed Container
 20 ft. ISO container, sound-attenuated, foam-lined for extremely quiet
operation
 Solidly mounted battery rack and cooling system
 Intregral vibration isolators
 Exterior polyurethane coating system provides long life in extreme
operating conditions
 Interior DC lights and timer switch
 Crankcase filtration system
 Critical grade silencer with heat blankets
Warranty
 Engine-generator sets are covered by an express written, one-year
limited warranty
(Shown with optional ISO trailer chassis)
EGC500C Rev 0

500kW Containerized
Diesel Generator Set
APPLICATION DATA
■ All ratings tested per MIL-STD-705 as applicable.
■ Generator protection for overload and short circuit.
■ Generator is designed and built within NEMA, IEEE and
ANSI standards for temperature rise.
■ PMG exciter for superior regulation and response.
■ Three phase sensing on regulator.
■ Skewed rotor for smooth voltage wave form.
. ■ Optional - Vacuum impregnated epoxy varnish, fungus
resistant per MIL-I-24092.
Alternator Features
Engine Specifications
Manufacturer/Model Cummins / QSX15-G9
Engine Type 4-cycle, Turbocharged,
Air to Water Aftercooled
Cylinder Arrangement 6 In-line
Displacement 912 in3(15 L)
Bore 5.39 in. (137 mm)
Stroke 6.65 in. (169 mm)
Compression Ratio 17 : 1
Piston Speed (60Hz) 1995 ft./min (10.1 m/sec)
Bearing Main: Number 7
Bearing Main: Type Replaceable, Precision
Cylinder Block Cast iron with wet, replaceable
cylinder liners
Cylinder Head Material Cast iron
Crankshaft Material Forged steel
Brake Mean Effective Pressure (BMEP) 360 psi (2482 kPa)
Rated RPM (60 Hz) 1800 RPM
Max. Power At Rated RPM (without fan) 755 hp (563 kW)
Governor: Type Electronic
Frequency Regulation: Steady State ± 0.5%
Air Cleaner Type - All Models Dry, Dual Element
Engine Electrical System
Battery Charging Alternator Ground Type Negative
Volts 24 VDC
Ampere Rating 70A
Starter Motor Rated Voltage 24 VDC
Minimum Recommended Battery for
0 °C / Cold Cranking Performance 1425 Ah
Alternator Specifications
Make Marathon Magna Max
Type 4-Pole, Rotating Field
Number of Leads 10 or 12
Generator Type Rotating Field; PMG
Voltage Regulator Solid State, Digital, Model DVR2000
Insulation NEMA MG1-1.66
Material Class H
Temperature Rise 105oC / 130oC
Bearing: Number, Type Single, Sealed
Coupling Flexible Disk
Amortisseur Windings Full
Excitation Voltage Regulated, Brushless
Voltage Regulation (no load to full load) 0.25%
One Step Load Acceptance
% of rating per NFPA-110 100
Generator Efficiency at Full Load 93%
Phase Sequence ABC (L1, L2, L3)
L-L Harmonic Max Total 5.0%
L-L Harmonic Max Single 3.0%
Amperage
Voltage Phase Power
Factor
Continuous Amperes
Standby Prime
120/208 Volt 3 0.8 1910 1848
277/480 Volt 3 0.8 827 800
The EGC500C Sound Attenuated Generator is
configured for standard 60 Hz, 208V or 480V output.
Special voltage outputs are available (special
order).
Derating
Derating Factors (60 Hz) Altitude Ambient Temperature
The engine may be operated
up to 3000 ft. (915 m) altitude
without derating at 1800 rpm.
>3000 ft. =
1.8% per 1000 ft.
(300 m)
+10% per 10°C (18°F)
EGC500C Rev 0

500kW Containerized
Diesel Generator Set
Lubrication System
Type Full Pressure System
Oil Filters Spin-on, Full Flow
Oil Pan Capacity 22 gal. (83.0 L)
Oil Capacity with Filters 24 gal. (91.0 L)
Oil Pressure at Rated Speed (minimum) 20 psi (138 kPa)
Exhaust System
Exhaust Temperature at Rated kW 875 oF (468 oC)
Exhaust Flow at Rated kW 3200 cfm (90.6 m3/min)
Silencer Type Critical
Maximum Allowable Backpressure (standby) 40.2 in/wc (10 kPa)
Exhaust Outlet Size at hook-up 5.0 in. (127 mm)
DGC-2020 Digital Genset Controller
■ Local and Remote Generator Control
■ Automatic and manual starting and stopping
■ Engine and Generator Protection
■ Programmable Analog Engine Senders
■ ECU Communications via SAE J1939
■ 16 Programmable Contact Inputs
■ Programmable Logic
■ Automatic Transfer Switch Control (Mains Failure)
■ Integrated RS485
■ Auto Synchronizing
■ Event recording
Monitoring
■ Engine RPM
■ Engine run time
■ Generator voltage
■ Generator current
■ Generator frequency
■ Oil pressure
■ Battery voltage
■ Fuel level measurements
■ Running Hour Meter
■ Coolant temperature
■ Generator under/over voltage alarm/shutdown
■ Generator under/over frequency alarm/shutdown
■ Over Current alarm/shutdown
■ Warm up and cooling functions
■ Maintenance timer
Digital Controller Features
Cooling System
Exhaust Manifold Type Dry
Radiator Design Standard horizontal discharge
Coolant Capacity - Engine 6.3 gal. (24 L)
Water Pump Design/Type Belt Driven, Centrifugal
Coolant Flow 87 gal/min (329 L/min)
Heat Rejection to Coolant 7830 BTU/min (138 kW)
Minimum Pressure Cap 10 psi (70 kPa)
Thermostat Range 180-200 °F (82-93 °C)
Fuel System
Recommended Fuel ASTM-D975-No.1 or No. 2-D
Fuel Pump Maximum Lift 6.0 ft. (1.8 m)
Filter Micron Size - 98% Efficiency 2
Total Fuel Flow 112 gal./hr. (424 L/Hr.)
Fuel Tank Capacity 800 gal (3028 L)
Fuel Consumption - gal/hr (L/hr)
Diesel Fuel @ % of Load Standby Prime
25% 11.6 (43.9) 9.9 (37.4)
50% 18.8 (71.1) 17.2 (65.3)
75% 25.7 (97.2) 23.9 (90.5)
100% 34.4 (130.2) 31.1 (117.8)
EGC500C Rev 0

500kW Containerized
Diesel Generator Set
Backfeed to a utility system can cause electrocution and/or property
damage. Do not connect to any building’s electrical system except
through an approved device. Specifications are subject to change
without notice.
Your MQ Power dealer is:
© COPYRIGHT 2007, MQ POWER
Rev 0 (12-07) EGC500C
MQ POWER
POST OFFICE BOX 6254
CARSON, CA 90749
310-537-3700 • 800-421-1244
FAX: [phone]
E-MAIL: [email protected]
WEBSITE: www.mqpower.com
Weight and Dimensions
ABCDE
96 in.
(2,438 mm)
238 in.
(6,045 mm)
150 in.
(3,810 mm)
177 in.
(4,495 mm)
44 in
(1,117 mm)
Weight (Wet)* 20,440 lbs (9,271 kg)
Weight (Wet with trailer)* 26,920 lbs (12,211 kg)
* Weight is approximate. Wet weight does not include fuel.
Generator Set
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Genset-to-Genset Paralleling Control System
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Base Load-to-Utility Paralleling Control System
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 Custom Outlet Panels
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Rotary Voltage Selector Switch
(High Wye/Low Wye Voltages)
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 Auxiliary Oil Reservoir with Level Control (10-gallon)
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 Centrifugal Oil Filter System
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 Oil Pan Heater with Thermostat
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 Alternator Strip Heater
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 AC Battery Charger with Shore Power Receptacle
Optional Features and Accessories
Container
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ISO Trailer Chassis (20 ft.)
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Double-wall Fuel Tank (900-gallon capacity)
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 Fluid Containment
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 Manual Fuel Valves (For Internal or External Fuel
Supply)
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Fueling Platform (Aluminum Step Construction
with Hand Rail)
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Personnel Ladder (Aluminum Construction)
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 Interior Lights (AC Work lights)
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 Custom Paint Colors (Artic White is Standard)
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 Utility Grade Protective Relay
20 ft. Container
SPECIAL OPTIONS AVAILABLE UPON REQUEST