www flender com H2DH-28-C Helical gear reducers H2

Flender/Flender Gear Units/Helical gear reducers H2

alignment has been completed, slide rails should be grouted to the concrete foundation.Attention! Attention! Attention! BA G2 EN 0.0 2 / 4.2.2 Installation of gear units with foot mounting When making use of the highest possible output torque or shearing forces besides the foot mountings by studs or bolts of property class 8.8. suitable additional positive connections such as .. cylindricalgrooved pins, dowel pins, spring type straight pins or fitting pipes should be provided. These measures are also necessary for dynamically loaded screw connections. In some cases headed screws cant be used, due to lack of space for insertion. If in doubt, pleasecontact us giving the type of gear. Do not use spring rings, serrated lock washers, spring washers or tooth lock washers, plate springs or idler pulleys as substitute for the above mentionedpositive connections. The gear unit housings must not be distorted when tightening the fastening screws. Note: See 1.2.5 for tightening torques. Note: Gear units which require the use of hoist due to their weight should be attached according to 4.2. 6.3 Drives with foot-/flange The fixture of the drive unit for force and torque transmission may only be done by the flange or by means of bottom fixture in accordance with Section 6.2 in order to prevent distortion of the gear unit housings. The second fixing option (foot or flange) is normally provided for add-on elements, .. safetyenclosures or the like, with dead weight of up to max. 3 % of the weight of the drive unit. The gear unit housings must not be distorted by the add-on elements. Likewise no forces, torques and vibrations, .. through the attachment ofsmaller auxiliary equipment and the like, must be transmitted to the drives.Attention! Attention! Attention! BA G2 EN 0.0 2 / 4.4 Drives with flange fixture 6.4.1 -type flange-mounted design For assembly option DF/ZF 1 we recommend pinning the flange size A3 to the customers interface. 6.4.2 -type housing-flange-mounted design On th