Multiquip DCA70SSIU4F
The Multiquip DCA70SSIU4F is a WhisperWatt super-silent portable diesel generator rated 56 kW (70 kVA) prime and 62 kW (77 kVA) standby at 60 Hz, 0.8 power factor, with switchable single- and three-phase output. It is powered by a turbocharged, charge-air-cooled Isuzu BR-4JJ1X four-cylinder diesel engine producing 95.2 hp, EPA Tier 4 Final certified with DOC and SCR, feeding from a 103-gallon fuel tank and 7.4-gallon DEF tank. Features include microprocessor engine control holding frequency within 0.25%, fuel/water separator with panel alarm light, 1000W block heater, and a lockable sound-atte
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Multiquip DCA70SSIU4F specs
BMEP208 psi (1434 kPa)
FuelDiesel, ASTM-D975 No.1 & No.2-D (ultra-low sulfur)
PhaseSingle or 3-phase
EngineIsuzu BR-4JJ1X, 4-cycle, direct injection, turbocharged, charge air cooled diesel
Battery12V 75Ah x 1
Amperage1-ph 120V: 155.4 A (4-wire) or 168 A x2 zigzag; 1-ph 240V: 77.8 A (4-wire) or 168 A zigzag; 3-ph 240V: 168 A; 3-ph 480V:
Fan Load4.7 hp (3.5 kW)
Cylinders4
EmissionsEPA Tier 4 Final certified (DOC and SCR)
Noise Level65 dB(A) at 23 feet
Displacement183.0 in3 (2999 cc)
Engine Speed1800 rpm
Oil Capacity3.96 gallons (15 liters)
Piston Speed1237 ft/min (6.29 m/s)
Prime Rating56 kW (70 kVA), 3-phase, 60 Hz, 0.8 PF
Bore x Stroke95.4 x 104.9 mm
Standby Rating62 kW (77 kVA)
Overspeed Limit2070 rpm
Exhaust Gas Flow272 cfm (7.7 m3/min) at full load
Fuel Consumption4.4 gph full load; 3.5 gph 3/4 load; 2.6 gph 1/2 load; 1.7 gph 1/4 load
Compression Ratio16.5:1
DEF Tank Capacity7.4 gallons (28 liters)
Maximum Fuel Flow16 gallons (60 liters) per hour
Fuel Tank Capacity103 gallons (390 liters)
Armature ConnectionStar with neutral or zig zag
Frequency Regulation+/-0.25% (microprocessor engine control)
Maximum Back Pressure7.2 in. H2O (17.5 kPa)
Exhaust Gas Temperature572 F (300 C)
Gross Engine Power Output95.2 hp (71 kW)
Maximum Inlet Restriction2.9 in. Hg (73.6 mm)
From the Multiquip DCA70SSIU4F spec sheet (DCA70SSIU4F — MQ POWER SERIES GENERATOR — REV. #12 (06/27/24) ↗). Check the nameplate on the unit.
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