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| Quantity: | |
|---|---|
VQT
Xeriwell or Others
| COMMODITY INFORMATION | ||||||
| General | ||||||
| Size | NG | 20 | 25 | 32 | 40 | 50 |
| Pump design | Internal gear pump,gap-compensated | |||||
| Type of mounting | Mounting flange | |||||
| Type of connection | Flange connection | |||||
| Mass | kg | 14 | 14.5 | 15 | 16 | 17 |
| Installation position | Preferably horizontal (suction port bottom) | |||||
| Shaft load | Radial and axial forces (e.g. belt pulley)1) | |||||
| Direction of rotation | Right or left | |||||
| Minimum speed2) | rpm | 400 | ||||
| Maximum speed2) | rpm | 3000 | 3000 | 3000 | 3000 | 3000 |
| Minimum drive power3) | kW | 1.1 | 1.1 | 1.1 | 1.1 | 1.5 |
| Maximum drive power | kW | 35 | 44 | 56 | 61 | 66 |
| Moment of inertia | kgm2 | 0.00037 | 0.00045 | 0.00055 | 0.00066 | 0.00081 |
| Ambient temperature range | °C | −20 ... +60 | ||||
| Hydraulic | ||||||
| Minimum suction pressure (load-free) | bar | 0.8 | ||||
| Maximum suction pressure (load-free) | bar | 2 | ||||
| Maximum operating pressure | bar | 315 | 315 | 315 | 315 | 280 |
| Pressure peak4) | bar | 350 | 350 | 350 | 350 | 315 |
| Hydraulic fluid | See table,page 10 | |||||
| Hydraulic fluid temperature range | °C | −10 ... +80 | ||||
| Viscosity range (hydraulic fluid temperature ≤ +80 °C) | ▶ Continuous operation | |||||
| – up to speed 1800 rpm | mm2/s | 300 ... 10 | ||||
| – up to speed 3000 rpm | mm2/s | 100 ... 10 | ||||
| ▶ Optimal operating range | ||||||
| – up to speed 3000 rpm | mm2/s | 36 ... 16 | ||||
| Admissible start viscosity | mm2/s | 20005) | ||||
| Maximum admissible degree of contamination of the hydraulic fluid;cleanliness class according to ISO 4406 (c) | Class 20/18/156) | |||||
| Displacement (geometrical) | cm3 | 20.1 | 25.3 | 32.7 | 40.1 | 50.7 |
| Maximum flow rate (at 10 bar and 1450 rpm) | l/min | 28.9 | 36.3 | 46.9 | 57.6 | 72.8 |
