Chongqing SAC Power Group Co.,Ltd.
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Cummins engine 4BTA3.9-G11 genset
Technical Specification
Cylinder In-line 4
Compression Ration 16.5:1
Displacement 3.9L
Rated Speed 1500r/min (1800r/min)
Rated Power 70KW (78KW)
Standby Power 77KW
Genset Matching Power 62KW
Fuel Injection Pump A
Steady Speed Droop ≤1%(Electrical Governor)
Lubricant Capacity 11L
Coolant Capacity 8L(Engine Only)
Net Weight 320kg
Wet Weight 340kg
Overall Dimension(LXWXH) 765X582X908mm
Coolant Intake Size Φ58mm
Coolant Outlet Size Φ45mm
Cooling Way Positive Water Cooling Cycle
| Engine Type | Prime Power | Standby Power |
| 4B3.9-G1 | 24 kW @ 1500 r/min | 27 kW @ 1500 r/min |
| 4B3.9-G2 | 24 kW @ 1500 r/min | 27 kW @ 1500 r/min |
| 4BT3.9-G1 | 36 kW @ 1500 r/min | 40 kW @ 1500 r/min |
| 4BT3.9-G2 | 36 kW @ 1500 r/min | 40 kW @ 1500 r/min |
| 4BTA3.9-G2 | 50 kW @ 1500 r/min | 55 kW @ 1500 r/min |
| 4BTA3.9-G2 | 50 kW @ 1500 r/min | 55 kW @ 1500 r/min |
| 4BTA3.9-G2 | 50 kW @ 1500 r/min | 55 kW @ 1500 r/min |
| 4BTA3.9-G1 | 58 kW @ 1500r/min | 64kW @ 1500r/min |
| 4BTA3.9-G2 | 58 kW @ 1500r/min | 64kW @ 1500r/min |
| 67 kW @ 1800r/min | 74kW @ 1800r/min | |
| 4BTA3.9-G2 (12V ) | 58 kW @ 1500r/min | 64kW @ 1500r/min |
| 67 kW @ 1800r/min | 74kW @ 1800r/min | |
| 6BT5.9-G1 | 86 kW @ 1500 r/min | 92 kW @ 1500 r/min |
| 6BT5.9-G1 | 86 kW @ 1500 r/min | 92 kW @ 1500 r/min |
| 6BT5.9-G2 | 86 kW @ 1500 r/min | 92 kW @ 1500 r/min |
| 6BT5.9-G2 (12V ) | 86 kW @ 1500 r/min | 92 kW @ 1500 r/min |
| 6BT5.9-G2 | 86 kW @ 1500 r/min | 92 kW @ 1500 r/min |
| 6BT5.9-G1 | 92 kW @ 1500 r/min | 101 kW @ 1500 r/min |
| 6BT5.9-G2 | 96 kW @ 1500 r/min | 106 kW @ 1500 r/min |
| 115 kW @ 1800 r/min | 127 kW @ 1500 r/min | |
| 6BT5.9-G2 | 96 kW @ 1500 r/min | 106 kW @ 1500 r/min |
| 115 kW @ 1800 r/min | 127 kW @ 1500 r/min | |
| 6BT5.9-G2 | 96 kW @ 1500 r/min | 106 kW @ 1500 r/min |
| 115 kW @ 1800 r/min | 127 kW @ 1500 r/min | |
| 6BTA5.9-G2 | 106 kW @ 1500 r/min | 116 kW @ 1500 r/min |
| 120 kW @ 1800 r/min | 132 kW @ 1800 r/min | |
| 6BTA5.9-G2(12V) | 106 kW @ 1500 r/min | 116 kW @ 1500 r/min |
| 120kW @ 1800 r/min | 132 kW @ 1800 r/min | |
| 6BTAA5.9-G2 | 120 kW @ 1500 r/min | 130 kW @ 1500 r/min |
| 132 kW @ 1800 r/min | 145 kW @ 1800 r/min | |
| 6BTAA5.9-G2 | 120 kW @ 1500 r/min | 130 kW @ 1500 r/min |
| 132 kW @ 1800 r/min | 145 kW @ 1800 r/min | |
| 6BTAA5.9-G2 (12V) | 120 kW @ 1500 r/min | 130 kW @ 1500 r/min |
| 132 kW @ 1800 r/min | 145 kW @ 1800 r/min | |
| 6CT8.3-G2 | 133kW @ 1500r/min | 145 kW @ 1500r/min |
| 6CT8.3-G2 | 133kW @ 1500r/min | 145 kW @ 1500r/min |
| 6CTA8.3-G1 | 163 kW @ 1500 r/min | |
| 6CTA8.3-G2 | 163 kW @ 1500 r/min | 180 kW @ 1500 r/min |
| 170 kW @ 1800 r/min | 187 kW @ 1800 r/min | |
| 6CTA8.3-G2 | 163 kW @ 1500 r/min | 180 kW @ 1500 r/min |
| 6CTA8.3-G2 | 163 kW @ 1500 r/min | 180 kW @ 1500 r/min |
| 170 kW @ 1800 r/min | 187 kW @ 1800 r/min | |
| 6CTAA8.3-G2 | 183 kW @ 1500 r/min | 203 kW @ 1500 r/min |
| 190 kW @ 1800 r/min | 210 kW @ 1800 r/min | |
| 6LTAA8.9-G2 | 220kW @ 1500r/min | 240 kW @ 1500r/min |
| 235kW @ 1800r/min | 258kW @ 1800r/min | |
| 6LTAA8.9-G2 | 220kW @ 1500r/min | 240 kW @ 1500r/min |
