Principal particulars
Japanese
Item/model |
CVL 350 |
CVL 400-2 |
CVL 450 |
CVL 500-2 |
|
|
Normal capacity (m3/h) |
1000 1500 |
2000 2500 |
3000 3500 4000 |
4500 5000 |
|
|
Normal speed at total head 35m (min-1) | 1180 | 1180 | 1180 | 1050 | |
| Rotation | Counter-clockwise when viewed from coupling side | ||||
|
Suction bore (mm) | 400 | 500 | 600 | 700 | |
|
Discharge bore (mm) | 350 | 400 | 450 | 500 | |
| Lubrication of pump bearing | Grease lubrication | ||||
|
Amount of grease for upper side (g) | 50 | 50 | 110 | 150 | |
| Lubrication of inter.shaft bearing | Grease lubrication | ||||
|
Amount of grease for upper side (g) | 70 | 70 | 110 | 150 | |
|
Amount of grease for lower side (g) | 70 | 70 | 110 | 150 | |
| Seal between pump and engine rooms | Bellows and grease sealed packing | ||||
|
Amount of grease filled (g) | 120 | 120 | 140 | 150 | |
| Brand of oil | Soap base: Lithium, Penetration: From 265 to 295 at 25deg.C, Drop point: From 170 to 200deg.C | ||||
| Lubrication of gear coupling | High viscosity oil filled | ||||
|
Amount of oil filled (liter) | 0.52 | 0.64 | 0.64 | 0.8 | |
| Brand of oil | Gear oil with extreme pressure additive, viscosity at 37.8deg.C: From 350 to 500 cSt | ||||
|
Weight (kg) | Pump (bronze casing) | 800 | 1230 | 2000 | 2800 |
|
Inter.shaft 2m, floating shaft 2m and bearing support | 530 | 590 | 640 | 980 | |
| Water in casing | 300 | 500 | 1400 | 2000 | |
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