Cat® C4.4 Marine Generator Set
Cat® C4.4 Diesel Marine Generator Set has three phase ratings of 50 Hertz at 38.0, 51.5, and 69.0 ekW with heat exchanger cooling and at 36.0, 49.0, and 65.0 ekW with radiator cooling that meet EU CCNR2 emissions standards. The C4.4 also has three phase ratings of 60 Hertz at 44.0, 58.5, 76.0, and 99.0 ekW with heat exchanger cooling and of 42.0, 56.0, 72.0, and 95.0 ekW with radiator cooling. C4.4 gen set is available in 12 or 24 volt as an open gen set or as an enclosed package. Single-side servicing improves ease of maintenance and lowers overall owner operating costs. The compact package size is ideal for a wide range of commercial and pleasure craft applications. These ratings also have Marine Classification Society approved packages available.
| Aspiration | NA, T, TA |
|---|---|
| Bore | 105 mm |
| Displacement | 4.4 l |
| Engine Model | In-line 4, 4-Stroke-Cycle Diesel |
| Governor Type | Electronic |
| Stroke | 127 mm |
| Emissions/Fuel Strategy | EPA Tier 2 (60 Hz), EU 97/68EC Stage II (50 Hz) |
|---|---|
| Frequency | 50 Hz or 60 Hz |
| Maximum Rating | 99.0 ekW (123 kVA) |
| Minimum Rating | 36.0R ekW (45 kVA) |
| Speed | 1500 rpm or 1800 rpm |
| Excitation | Separately excited from auxiliary winding to provide 300% short circuit current up to 10 seconds |
|---|---|
| Pitch | 2/3 |
| Number of Leads | 12 lead reconnectable |
| Insulation | Class H |
| IP Rating | IP23 water protection (IP44 available for certain models, contact your dealer for information) |
| Voltage Regulator | Solid state voltage regulator with integral voltage adjustment potentiometer |
| Length | 1750 mm |
|---|---|
| Width | 1215 mm |
| Height | 1000 mm |
| Weight | 805 kg (1775 lb) - 1015 kg (2338 lb) |
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