Flender/Flender Gear Units/Helical gearbox H2
5.9 Indication of oil level The gear unit is fitted with an oil level indicator (oil sight glass or oil
dipstick with MIN and MAX marking) for visual check of the oil level at standstill. The oil level can be 
checked on the oil sight glass or the oil dipstick when the oil has cooled down. For detailed illustration of 
the gear unit and the position of the add-on parts, please refer to the drawings in the gear unit documentation. 
2 / 7BA 5 en 0/2.1 Oil temperature monitoring (optional) The gear unit can be fitted with temperature monitor for measuring the oil temperature in the oil sump. In order to measure the temperatures and/or temperature differences, the temperature monitor should beconnected to an evaluating device by the customer. For detailed illustration of the gear unit and the position of the add-on parts, please refer to the drawings in the gear unit documentation. Note For operation and maintenance, the operating manuals in the order-specific annex must be observed. For technical data and control information, refer to the list of equipment prepared specifically for the order. 5.1 Auxiliary drive unit The gear unit is optionally equipped with one or two auxiliary drives. The auxiliary drives allow for the main gear unit to be operated at lower output speed in the same direction of rotation. The auxiliary drive is provided ither by Siemens or the customer. The auxiliary drive is coupled with the main gear unit through an overrunning clutch and is positioned in connecting flange that is fitted on the main gear unit. The overrunning clutch is supplied with oil from the main gear unit. An example of basic drive configuration is shown in figure 1. Fig. 1: Basic design of the gear unit with main and auxiliary drives 1 Main gear unit 2 Auxiliary motor 1 3 Auxiliary motor 2 (optional) 4 Coupling5 Auxiliary drive 1 Auxiliary drive 2 (optional) 7 Overrunning clutch 1 8 Overrunning clutch 2 (optional) 9 Output shaft of the main gear unit For detailed il| Model Type | Helical gearbox H2 |
|---|---|
| Gear Type | Helical Gear |
| Weight (kg) | 190.000000 |
| Ratio Range | 1 : 6.3…22.4 |
| Low Speed Output | Hollow shaft with keyway acc. to DIN 6885/1 |
| Nominal Torque | 6700 Nm |
| Mounting Arrangements | Horizontal mounting position |
| Manufacturer | Flender LTD., KOREA |
| Country of Manufacture | Tonga |
| Data Sheet & Drawings | Helical gearbox H2 flender gear unit H2-HH-4-D |
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