![Specifications](/images/new-backgrounds/88626/886263x1.webp)
MQP240
Diesel Generator
Specifications
Generator Specifications
Design | Revolving field, | |
| ||
No. of Poles | 4 | |
Excitation | Brushless with AVR | |
Phase | 3 | |
Standby Output | 260 KW (330 KVA) | |
Prime Output | 240 KW (300 KVA) | |
Generator RPM | 1800 | |
Voltage - 3Ø | 208, 220, 240, 416, 440, 480V | |
Reconnectable | ||
| ||
Voltage - 1Ø | 120, 127, 139, 240, 254, 277V | |
Adjustable | ||
| ||
Armature Connection | Star with Neutral | |
Voltage Regulation (No load to full load) | ±0.5% | |
Power Factor | 0.8 | |
Frequency | 60 Hz | |
Frequency Regulation: | Isochronous under varying loads from | |
No Load to Full Load | no load to 100% rated load | |
Frequency Regulation: Steady State | ±0.25% of mean value for constant | |
loads from no load to full load. | ||
| ||
Insulation | Class F | |
Sound Level dB(A) Full load at 23 feet | 73 |
Engine Specifications
Make / Model | Cummins / |
Emissions | EPA Tier 3 Certified |
Starting System | Electric |
| |
Design | direct injection, turbocharged. Charged |
| Air Cooled. |
Displacement | 543 in3 (8900 cc) |
No. cylinders | 6 |
Bore x Stroke | 4.49 x 5.71 in. (114 x 145 mm) |
Gross Engine Power Output | 399 hp (297 kW) |
BMEP | 287 psi (1979 kPa) |
Piston Speed | 1707 ft/min (8.7 m/s) |
Compression Ratio | 17.8:1 |
Engine Speed | 1800 rpm |
Overspeed Limit | 2040 rpm |
Oil Capacity | 7.0 gallons (26.5 liters) |
Battery | 150Ah x 2 (24 V Systems) |
Cooling System
Fan Load | 12 hp (9 kW) |
Coolant Capacity (with radiator) | 11.3 gallons (43 liters) |
Coolant Flow Rate (per minute) | 60.5 gallons (229 liters) |
Heat Rejection to Coolant (per minute) | 6310 Btu (6.6 MJ) |
Maximum Coolant Friction Head | 5.0 psi (35 kPa) |
Maximum Coolant Static Head | 60 feet (18 meters) |
Ambient Temperature Rating | 104°F (40°C) |
Air
Combustion Air | 770 cfm (21.8 m3/min) |
Maximum Air Cleaner Restriction | 25 in. H2O (6.25 kPa) |
Alternator Cooling Air | 2797 cfm (79.0 m3/min) |
Radiator Cooling Air | 7946 cfm (225 m3/min) |
Exhaust System
Gas Flow (full load) | 2040 cfm (57.9 m3/min) |
Gas Temperature | 1035°F (560°C ) |
Maximum Back Pressure | 40.8 in. H2O (10.2 kPa) |
Amperage
Rated Voltage | Maximum Amps |
1Ø 120 Volt | 666.7 Amps (4 wire) |
1Ø 240 Volt | 333.3 Amps (4 wire) |
3Ø 240 Volt | 722 Amps |
3Ø 480 Volt | 361 Amps |
Main Line Circuit Breaker Rating | 800 Amps |
Over Current Relay Trip Set Point | 361 Amps |
Warranty*
Cummins Engine
12 months from date of purchase with unlimited hours.Generator
24 months from date of purchase or 2000 hours (whichever occurs first).Trailer
12 months excluding normal wear items.Fuel System*
Recommended Fuel | |||
Maximum Fuel Flow (per hour) | 22 gallons (83 liters) |
| |
Maximum Inlet Restriction (Hg) | 6.0 in (152 mm) |
| |
Fuel Consumption | gph |
| lph |
At full load | 19.0 |
| 72.0 |
At 3/4 load | 15.5 |
| 58.6 |
At 1/2 load | 11.1 |
| 41.9 |
At 1/4 load | 5.9 |
| 22.4 |
*- External fuel tank. No fuel tank installed on generator.
**- Use
*Refer to the express written,
NOTICE
Generator is not intended for use in enclosed areas or where free flow of air is restricted.
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.MQP240 — diesel generator — Rev. #0 (10/05/12)