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Grasso 12 & 12E series
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Grasso 12E and Grasso 12 compressor series contain the world's largest number of single-stage and two-stage compressors within one range.
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| Grasso 12 |
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Single-stage |
Two-stage |
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Types |
4 (412, 612, 912, 1212)* |
4 (412, 612, 912, 1212)* |
 Number of cylinders |
4, 6, 9, 12 |
4, 6, 9, 12 |
 Swept volumes at max speed |
530 - 1590 m3/h |
398 - 1330 m3/h |
 Maximum speed |
1000 min-1 |
1000 min-1 |
 Bore |
160 mm |
160 mm |
 Stroke |
110 mm |
110 mm |
 Refrigerants |
NH3, R22,
R134a, R404A
and R507 |
NH3, R22,
R134a, R404A
and R507 |
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| Grasso 12E |
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Single-stage |
Two-stage |
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Types |
4 (412, 612, 912, 1212)* |
4 (412E, 612E, 912E, 1212E)* |
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Number of cylinders |
4, 6, 9, 12 |
4, 6, 9, 12 |
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Swept volumes at max speed |
795 - 2390 m3/h |
597 - 1991 m3/h |
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Maximum speed |
1200* min-1
1500 min-1 NH3 |
1200* min-1
1500 min-1 NH3 |
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Bore |
160 mm |
160 mm |
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Stroke |
110 mm |
110 mm |
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Refrigerants |
NH3, R22,
R134a, R404A
and R507 |
NH3, R22,
R134a, R404A
and R507 |
* based on number of cylinders
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