MULTIQUIP WHISPERWATT DCA-400SSV User manual

DCA400SSV
WhisperWatt
TM
Generator
Standard Features
■ Heavy duty, turbocharged, direct injection, air to air
intercooled diesel engine provides maximum reliability.
■ Brushless alternator reduces service and maintenance
requirements and meets temperature rise standards for
Class F insulation systems.
■ Open delta alternator design provides virtually
unlimited excitation for maximum motor starting capability.
■ Automatic voltage regulator (AVR) provides precise
regulation.
■ Electronic governor system maintains frequency to
±0.25%.
■ Full load acceptance of standby nameplate rating in
one step (NFPA 110, para 5-13.2.6).
■ Sound attenuated, weather resistant, steel housing
provides operation at 72 dB(A) at 23 feet. Fully lockable
enclosure allows safe unattended operation.
■ Internal fuel tank with direct reading fuel gauges are
standard.
■ Fuel / water separator removes condensation from fuel
for extended engine life.
■ Seven-stage powder coat paint provides durability and
weather protection.
■ Simultaneous single and three phase power.
■ EPA emissions certified. - Tier 2 emissons compliant.
WhisperWattTM 400
Prime Rating: 320 kW (400 kVA)
Standby Rating: 352 kW (440 kVA)
60 Hertz
■ Complete engine analog instrumentation includes DC
ammeter, oil pressure gauge, water temp. gauge, fuel level
gauge, tachometer/hour meter, preheat indicator, manual
engine speed control, emergency shutdown monitors, and
emergency stop button.
■ Complete generator analog instrumentation includes
voltage regulator control, ammeter phase selector switch,
voltmeter phase selector switch, AC voltmeter, AC
ammeter, frequency meter, panel light, and circuit breaker.
■ Automatic safety shutdown system monitors the water
temperature, engine oil pressure, overspeed, and
overcrank. Warning lights indicate abnormal conditions.
■ Low coolant level shutdown system provides
protection from critically low coolant levels. Includes
control panel warning light.
■ Auto start/stop control allows generator to start
automatically in the event of a commercial power failure.
■ Complete power panel. Fully covered; three-phase
terminals and single phase receptacles allow fast and
convenient hookup for most applications including
temporary power boxes, tools and lighting equipment. All
are NEMA standard.
■ Emergency stop switch.
■ Battery switch.
■ Voltage selector switch allows easy to change voltages
as your applications require. 240/480 Buss Bar.
DCA400SSV Rev 5

DCA400SSV
WhisperWatt
TM
Generator
Specifications
Warranty*
Volvo Engine
24 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.
*Refer to the express written, one-year limited warranty sheet for additional
information.
Generator Specifications
Design Revolving field, Self-ventilated
Drip-proof, Single bearing
No. of Poles 4-pole
Excitation Brushless with AVR
Standby Output 352 KW (440 KVA)
Prime Output 320 KW (400 KVA)
Generator RPM 1800
Voltage — 3Ø 208, 220, 240, 415, 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:
No Load to Full Load
Isochronous under varying loads from
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 72
Engine Specifications
Make / Model Volvo / TAD1241GE
Emissions EPA Tier 2 Certified
Starting System Electric
Design
4-cycle, water cooled,
Direct Injection, turbocharged,
air to air Intercooled
Displacement 12,130 cc
No. cylinders 6
Bore x Stroke (mm) 131 x 150
Gross Engine Power Output 534 bhp (398 kWm)
BMEP 286 psi (1,970 kPa)
Piston Speed 1,776 ft./min. (9.02 m/s)
Compression Ratio 17.5 : 1
Engine Speed 1800 rpm
Overspeed Limit 2100 rpm
Oil capacity gallons (liters) 9.2 gal. (35 liters)
Battery 12V 150Ah x 2 (24V System)
Fuel System
Maximum Fuel Flow (per hour) 145 gallons (549 liters)
Maximum Inlet Restriction (Hg) 4.8 in. (122 mm)
Fuel Tank Capacity 129 gallons (490 liters)
Fuel Consumption gph lph
At full load
At 3/4 load
At 1/2 load
At 1/4 load
20.6
15.4
10.8
6.3
78.1
58.3
41.0
23.7
Cooling System
Fan Load 15 HP (20 KW)
Coolant Capacity (with radiator) 11.6 gallons (44 liters)
Coolant Flow Rate (per minute) 95 gallons (360 liters)
Heat Rejection to Coolant (per minute) 8,132 Btu (8.56 MJ)
Heat Rejection to Engine (per minute) 2,625 Btu (2.77 MJ)
Maximum Coolant Friction Head 8.7 psi (60 kPa)
Maximum Coolant Static Head 16.74 feet (5.1 meters)
Ambient Temperature Rating 95°F (35°C)
Air
Combustion Air 1,024 cfm (29.0 m3/min)
Maximum Air Cleaner Restriction 8 in. H2O (2.0 kPa)
Alternator Cooling Air 2,797 cfm (79.0 m3/min)
Radiator Cooling Air 13,771 cfm (399 m3/min)
Exhaust System
Gas Flow (full load) 2,543 cfm (72.0 m3/min)
Gas Temperature 914°F (490°C)
Maximum Back Pressure 40.2 in. H2O (10 kPa)
Amperage
Rated Voltage Maximum Amps
1Ø 120 Volt 888.9 Amps (4 wire)
1Ø 240 Volt 444.4 Amps (4 wire)
3Ø 240 Volt 962.3 Amps
3Ø 480 Volt 481.1 Amps
Main Line Circuit Breaker Rating 1000 Amps
Over Current Relay Trip Set Point 480 Amps
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.
DCA400SSV Rev 5

DCA400SSV
WhisperWatt
TM
Generator
Optional Generator Features
❑ Battery charger — provides fully automatic and self-
adjusting charging to the generator's battery system.
❑ Jacket water heater — for easy starting in cold
weather climates.
❑ Special batteries — long life batteries provide extra
engine cranking power.
❑ Spring Isolaters — provides extra vibration
protection for standby applications.
❑ Trailer mounted package — highway legal trailer
with electronic or surge brakes with single, double, or
triple axle configuration. Extra capacity fuel tanks are
also available.
Optional Fuel Cell Features
❑ Trailer fuel tank — a second fuel cell located in the
trailer allows for extended run time.
❑ Subbase fuel cells (double wall) — Additional fuel
cell for extended runtime operation. Contains a leak
sensor, low fuel level switch, and a secondary
containment tank. UL142 listed.
❑ 12 hours of minimum run time.
❑ 24 hours of minimum run time.
Optional Control Features
❑ Audible alarm — alerts operator of abnormal
conditions.
Optional Output Connections
❑ Cam-Loks — provides quick disconnect alternative
to bolt-on connectors.
❑ Pin and Sleeve Connectors — provides industry
standard connectors for all voltage requirements.
❑ Output cable — available in any custom length and
size configuration.
Generator Output Panels
* Various output voltages may be obtained by using the Voltage Change-Over
Board and the Voltage Selector Switch.
DCA400SSV Rev 5

DCA400SSV
WhisperWatt
TM
Generator
Dimensions
Your MQ Power dealer is:
© COPYRIGHT 2007, MQ POWER
Rev 5 (10-07) DCA400SSV
Manufactured by Denyo Co.
MQ POWER
POST OFFICE BOX 6254
CARSON, CA 90749
310-537-3700 • 800-883-2551
FAX: [phone]
E-MAIL: [email protected]
WWW: mqpower.com
Weight
Dry Weight 11,136 lbs. (5050 kg)
Wet Weight 12,260 lbs. (5560 kg)