SQ3330 CSA CERTIFIED KUBOTA SQ SERIES
Design Revolving field, brushless AC Generators
Insulation ClassClass H
Frequency Hz 60
Phase & Wire 3-12
Armature TypeStar with neutral Three Phase 480V 
Standby Output kVA (kW) 34.8 (27.8)
Prime Output kVA (kW) 33.1 (26.5)
Voltage - Three Phase V 480
Current - Amps  A39.8
Circuit Breaker Capacity A IT:40
Number of Poles 4
Power Factor 0.8
Armature Type  Star with neutral One Phase 120
Three Phase 208V
 
Standby Output kVA (kW) 30.3 (24.2)
Prime Output kVA (kW) 28.7 (23.0)
Voltage - One Phase V 120
Voltage - Three Phase V 208
Current - Amps A 79.6
Circuit Breaker Capacity  A IT: 80
Armature Type Zig-Zag  
Standby Output    kVA (kW) 20.1 (20.1)
Prime Output   kVA (kW) 19.1 (19.1)
Voltage - One Phase   V 120/240
Current - Amps  A 79.6
Circuit Breaker Capacity  A IT: 80
Power Factor 1.0
 Model  BCI184H
 Voltage Regulation % 1.5(No load to full load)
 Number of Poles  4
DIESEL ENGINE
Model V3300-E3-BG
Type   Vertical, liquid-cooled, 4-cycle diesel engine
No. of Cylinders 4
Bore x Stroke mm (in.) 98 x 110 (3.86 x 4.33)
Displacement L (cu. in.) 3.318 (202.5)
Engine Speed rpm 1800
Continuous Rated Output kW (HP) 29.9 (40.1)
Injection Timing 0.2 rad (9.0 deg.) BTDC
Injection Pressure13.73 Mpa (140.0 kgf/cm 2, 1991 psi)
Compression Ratio22.6 : 1
OilAPI service class of CF or higher
Oil Capacity L (qts.) 13.2 (3.4)
Coolant Capacity L (qts.) 9.5 (2.5)
Starting SystemElectric starting with glow plug
Fuel Diesel fuel No. 2 (ASTM D975)
SET
Fuel
Consumption
at Full Load L/h (gal./h) 9.0 (2.38)
at 3/4 Load L/h (gal./h) 6.96(1.84)
at 1/2 Load L/h (gal./h) 5.31 (1.40)
at 1/4 Load L/h (gal./h) 3.81 (1.01)
Fuel Tank Capacity L (gal.) 81.4 (21.5)
Continuous
Operation Hours
at Full Load h 9.0
at 3/4 Load h 11.7
at 1/2 Load h 15.3
at 1/4 Load h 21.4
Battery (Ah/5h) 130E41L (92 Ah)
Starting System   Electric w/ glow plug
Dimensions
L x W x H
mm (in.) 2127  x 926 x 1044
(85.1 x 37.0  x 41.8)
Sound Level
(Full Load at 23 ft. [7m])
dB (A) 65
Approx. Net Weightkg (lbs.) 730 (1609)
Emergency Stop System Low oil pressure, high water temperature, broken fan belt, or when the side cover and door is opened when running.
AMPS
Single Phase 120V A 79.6 x 2
Single Phase 240V A 79.6
Three Phase 208V A79.6
Three Phase 480V A 39.8
RECEPTACLES
Armature Type  Star with neutral Three Phase 480V 
5-20R (GFCI) -
L6-30R -
L14-30R -
Armature TypeStar with neutral One Phase 120
Three Phase 208V
 
5-20R (GFCI) 3
L6-30R 
L14-30R 
Armature Type  Zig-Zag  
5-20R (GFCI) 2
L6-30R 1
L14-30R 2
Terminal Available

Product Specifications(PDF)