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WhisperWatt DCA85SSJ Diesel generator


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Prime Rating: 68 kW (85 kVA)
Standby Rating: 75 kW (94 kVA)
60 Hertz

WhisperWatt DCA85SSJ drawing



Performance Data
Prime Rating 68 kW 85 kVA
Standby Rating 75 kW 94 kVA
Generator RPM 1800
Voltage - Three Phase 208, 220, 240, 416, 440, 460, 480V Switchable
Voltage - Single Phase 120, 127, 139, 240, 254, 277V Switchable
Generator Design Revolving field, Self-ventilated, Drip-proof, Single bearing
Voltage Regulation (No Load to Full Load) ±0.5 %
Power Factor 0.8
Armature Connection Star with Neutral/ Zig Zag
Excitation Brushless with AVR
No. Poles 4-pole
Frequency 60 Hz
Frequency Regulation (steady state load) ±0.25 %
Sound Level (Full Load at 23 ft.) 68 dB(A)
Notice: Features and equipment specifications are subject to change without notice.



Standard Features:


Optional Generator Features:


Optional Control Features:


Optional Fuel Cell Features:


Generator Specifications
Design Revolving field, self ventilated, drip-proof, single bearing
Number of Poles 4
Excitation Brushless with AVR
Standby Output 75 KW (94 KVA)
Prime Output 68 KW (85 KVA)
Generator RPM 1800
Voltage - 3Ø 208, 220, 240, 416, 440, 480V Switchable
Voltage - 1Ø 120, 127, 139, 240, 254, 277V Switchable
Voltage Regulation ±0.5%
Power Factor 0.8
Frequency 60 Hz

Frequency Regulation:

No Load to Full Load

Isochronous under varying load from
no load to 100% 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) 68
Dry Weight 3,560 lbs. (1,615 kg)
Wet Weight 4,107 lbs. (1,863 kg)


Engine Specifications
Make John Deere
Model 4045HF285
Emissions EPA Tier 3 Certified
Starting system Electric
Design 4-cycle, water cooled, Direct injection, Turbocharged, air-to-air intercooled
Displacement 4,500cc
No. cylinders 4
Bore 106 mm
Stroke 127 mm
Gross Engine Power Output 126 hp (93.9kW)
BMEP 230 psi (1589 kPa)
Piston Speed 1500 ft./min.
Compression Ratio 19:1
Engine Speed 1800 rpm
Overspeed Limit 2100 rpm
Oil Capacity 3.88 gal (14.7 L)
Battery 12V 72Ah x 1


Fuel System
Fuel Tank Capacity 40 gal (150.0 L)
Diesel Fuel at % of Load gal/hr (L/hr)
100% 5.3 (20.1)
75% 4.3 (16.2)
50% 3.1 (11.9)
25% 2.0 (7.6)


Rated Voltage Max Amps
1Ø 120V 188.9 (4 wire)
1Ø 240V 94.9 (4 wire)
3Ø 240V 204 Amps
3Ø 480V 102 Amps
Main Line Circuit Breaker Rating 250 Amps
Over Current Releay Trip Set Point 102 Amps



John Deere Engine:
12 months from date of purchase and unlimited hours or 24 months
from date of purchase with 2000 hours (whichever ocurs first).
24 months from date of purchase or 2000 hours (whichever occurs first).
12 months excluding normal wear items.



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.



WhisperWatt DCA85SSJ Spec Sheet