Summary of Contents for Siemens FLENDER H SH Series
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Gear unit H.SH, H.VH, H.HH, H.DH, H.KH, H.FH, H.HM, H.DM, H.KM, H.FM, H.PH B.SH, B.VH, B.HH, B.DH, B.KH, B.FH, B.HM, B.DM, B.KM, B.FM Sizes 1 to 22 Assembly and operating instructions BA 5030 en 02/2013 FLENDER gear units...
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12 1 Technical data Gear unit 12 2 General notes 12 3 Safety instructions H.SH, H.VH, H.HH, H.DH, H.KH, H.FH, H.HM, H.DM, H.KM, H.FM, H.PH Transport and B.SH, B.VH, B.HH, B.DH, B.KH, B.FH, 12 4 storage B.HM, B.DM, B.KM, B.FM Sizes 1 to 22 Technical 12 5...
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Notes and symbols in these assembly and operating instructions Note: The term "Assembly and operating instructions" will in the following also be shortened to "instructions" or "manual". Legal notes Warning note concept This manual comprises notes which must be observed for your personal safety and for preventing material damage. Notes for your personal safety are marked with a warning triangle or an "Ex"...
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Intended use of Siemens products Observe also the following: Siemens products must be used only for the applications provided for in the catalogue and the relevant technical documentation. If products and components of other makes are used, they must be recommended or approved by Siemens.
Technical data General technical data The most important technical data are shown on the rating plate. These data and the contractual agreements between Siemens and the customer for the gear unit determine the limits of its correct use. ① ②...
By adopting various suitable measures the gear unit may be used at ambient temperatures of between 40 °C and + 60 °C. However, this must always be approved by Siemens. In individual cases the permissible ambient temperature range specified on the rating plate always applies.
P stated on the rating plate, as measurement obtained on the Siemens test bench. If several figures are given, the highest speed and power values apply. The measuringsurface soundpressure level includes addon lubrication units, if applicable. With outgoing and incoming pipes, the interfaces are the flanges.
1.4.1.1 Measuringsurface soundpressure level for bevelhelical gear units (B...) without fan Table 6: Measuringsurface soundpressure level L in dB(A) for bevelhelical gear units without fan Gearunit size Type 1/min 1500 1000 1500 1000 1500 1000 22.4 12.5 1500 1000 31.5 35.5 1500 1000 1500...
1.4.1.2 Measuringsurface soundpressure level for helicalgear units (H...) with fan Table 7: Measuringsurface soundpressure level L in dB(A) for helicalgear units with fan Gearunit size Type 1/min 1.25 1500 1000 2.24 1500 1000 3.55 1500 1000 1500 1000 11.2 1500 1000 1500 1000...
1.4.1.3 Measuringsurface soundpressure level for helicalgear units (H...) without fan Table 8: Measuringsurface soundpressure level L in dB(A) for helicalgear units without fan Gearunit size Type 1/min 1.25 1500 1000 2.24 1500 1000 3.55 1500 1000 1500 1000 11.2 1500 1000 1500 1000...
All persons carrying out work on the gear unit must have read and understood these instructions and must adhere to them. Siemens accepts no responsibility for damage or disruption caused by disregard of these instructions. The "FLENDER gear unit" described in these Instructions (BA) has been developed for driving machines in general engineering applications and complies with the requirements in Directive 94/9/EC.
Safety instructions Entry to the gear unit is not permitted during operation! Entry for maintenance and repair work is only permitted when the gear unit is at a standstill! Caution! Risk of falling! Any changes on the part of the user are not permitted. This applies equally to safety features designed to prevent accidental contact.
Screws which have been damaged during assembly or disassembly work must be replaced with new ones of the same strength class and type. • Spare parts should always be obtained from Siemens (refer also to section 11). Environmental protection •...
Special dangers and personal protective equipment • Depending on operating conditions, the surface of the gear unit may heat up or cool down to extreme temperatures. In the case of hot surfaces (> 55 °C) there is a risk of burns! In the case of cold surfaces (<...
Siemens in writing immediately. If there is any visible damage, the gear unit must not be put into operation. Transport When transporting Siemens products, use only lifting and handling equipment of sufficient loadbearing capacity! Observe the notes regarding load distribution on the packing.
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H... B... Fig. 4: Attachment points on gear units types H... and B... For drive units where addon parts such as motor, addon coupling etc. are mounted on the gear unit an additional attachment point may be required because of the shift in the centre of gravity. Units which are slung by eyebolts must not be tilted.
Fig. 7: Attachment points on gear units types B... with gearunit swing base Fig. 8: Attachment points on gear units types B..H with auxiliary drive A detailed view of the gear unit can be obtained from the drawings in the gearunit documentation. Storing the gear unit The gear unit must be stored in a sheltered place in the position of the original packaging or in the position of use, placed on a vibrationfree, dry base, and covered over.
Standard coating and preservation The gear unit is provided with an interior preservative agent; the free shaft ends are painted for protection. The characteristics of the external coat depend on the ambient conditions stipulated in the order relating to method of transport and area of application. The gear unit is normally delivered completely ready, with a priming and a finish coat.
For storage periods longer than 24 months, renew the preservative agent. For storage periods longer than 36 months, Siemens should be consulted before. Table 10: Durability period and measures for interior preservation when using PGbased synthetic oil...
As a principle, the gear unit can be operated in both directions of rotation. The only exceptions are gear types with backstop or overrunning clutch. If rotation reversal is required for these types of unit, Siemens should be consulted. A number of shaft configurations (types and rotation directions) are possible. These are shown in the...
Output designs ..S. ..V. ..F. ..H. ..D. ..K. Solid shaft Solid shaft Flanged shaft Hollow shaft Hollow shaft Hhollow shaft reinforced with with internal parallel keyway shrink disk spline to DIN 5480 Fig. 9: Output designs Housing The housing is of cast iron; if required, they may also be of steel. Housings up to size 12 are made in one part.
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Fig. 10: Gearunit features on gear units type H..H ≤ 12 for H1SH only 3 14 Fig. 11: Gearunit features on gear units type H..H ≥ 13 3 14 Fig. 12: Gearunit features on gear units type H..M ≥ 13 BA 5030 en 02/2013 28 / 96...
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Fig. 13: Gearunit features on gear units type B..H ≤ 12 3 14 Fig. 14: Gearunit features on gear units type B..H ≥ 13 3 14 Fig. 15: Gearunit features on gear units type B..M ≥ 13 Housing Rating plate Lifting eyes Gearunit fastening Cover...
Toothed components The externally toothed components of the gear unit are casehardened. The bevelgear and and helicalgear teeth are ground. The high quality of the teeth leads to a significant noise reduction and ensures safe and reliable running. The gears are connected with the shafts by interference fits and parallel keys or by shrink fits. These types of joints transmit with adequate reliability the torques generated.
5.7.2 Taconite seal Taconite seals were specially developed for use in a dusty environment. The penetration of dust is prevented by a combination of three seal elements (radial shaftsealing ring, lamellar seal and greasecharged labyrinth seal). Fig. 17: Taconite seal Radial shaftsealing ring Greasecharged labyrinth seal, rechargeable Lamellar seal...
Table 13: Variant description Taconite seal Taconite Application Remarks type variant All input shafts "E" with or without fan Output shaft Rechargeable labyrinth Type S (Solid shaft) "F" Type V (Solid shaft, reinforced) Type F (Flanged shaft) Output shaft Labyrinth rechargeable on both sides, Type H (Hollow shaft with parallel keyway) incl.
The stop direction can be changed by turning the cage around. If a change in stop direction is required, Siemens should be consulted beforehand. To avoid damaging the backstop or the gear unit, the motor must not be run adversely to the stop direction of the gear unit.
The dimension “x min.” for the backstop must not be smaller than that stated on the rating plate of the backstop. When this value ist reached, Siemens must be consulted. To avoid damaging the backstop or the gear unit, the motor must not be run adversely to the stop direction of the gear unit.
For gear units fitted with a fan, sufficient space must be allowed for air intake when mounting the safety guards for the coupling or other components. The correct distance is given in the dimensioned drawing in the gearunit documentation. It must be ensured that the air guide cover is correctly fastened. The air guide cover must be protected against damage from outside.
Table 14: Coolingwater quantity required (l/min) Type 10 11 12 13 14 15 16 17 18 19 20 to 22 H1SH H2.H H2.M H3.H H3.M B2.H B3.H B2.M B3.M on request Refer to the orderspecific dimensioned drawing for connecting dimensions. 5.10.3 Addon oilsupply system with air oilcooler For types H1.., H2..
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H1.. / H2.. ≤ 12 H1.. / H2.. ≥ 13 Fig. 23: Air oilcooling system on gear units types H1.. and H2.. B2.. ≤ 12 B2.. ≥ 13 Fig. 24: Air oilcooling system on gear units type B2.. Flange pump Double changeover filter Pressure monitor Air oilcooler...
5.10.4 Addon oilsupply unit with water oilcooler For types H1.., H2.. and B2.., an oilsupply system with water oilcooler may be applied, if required in the order. This is permanently attached to the gear unit. Components: • pump • water oilcooler •...
To ensure optimum cooling performance, the specified direction of flow in the water oilcooler must be observed. The coolingwater inlet and outlet must not be reversed. The pressure of the cooling water must not exceed 8 bar. If the gear unit is being withdrawn from service for a longer period and if there is a danger of freezing, the cooling water must be drained off.
5.11 Oiltemperature monitoring The gear unit of equipment category 2 is equipped with a Pt 100 resistance thermometer for measuring the oil temperature in the oil sump. The gear unit of equipment category 3 can be equipped with a Pt 100 resistance thermometer for measuring the oil temperature in the oil sump.
The gear unit may also be set up for temperature monitoring at the bearing points. The gear unit is then equipped with tapped holes for fitting Pt 100 resistance thermometers. For this version Siemens must be consulted.
5.14.1 Auxiliary drive, designed as a maintenance drive or load drive The motor of the auxiliary drive is dimensioned such that conveyor system can be operated at a lower speed in the same direction of rotation. The auxiliary gear unit is flanged to the main gear unit by means of an intermediate flange.
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This speedmonitoring device is an absolute must for safety reasons since in case of a defect in the overrunning system the auxiliary drive can be destroyed with explosive effect due to overspeeds. Colour codes for ventilating, oil inlet, oil level and oil drainage: Airrelief point: yellow Oildraining point:...
5.14.2 Overrunning clutch If the gear unit is fitted with an auxiliary drive in addition to the main drive, coupling is realized by an overrunning clutch. This allows, when driving by the auxiliary drive, a torque transmission in one direction of rotation, while there is "freewheeling operation"...
Fitting Observe the instructions in section 3, "Safety instructions"! The gear unit must not be installed whilst the environment is explosive. General information on fitting When transporting the gear unit observe the notes in section 4, "Transport and storage". Fitting work must be done with great care by authorised, trained and qualified personnel. The manufacturer cannot be held liable for damage caused by incorrect assembly and installation.
The products supplied are listed in the despatch papers. Check immediately on receipt to ensure that all the products listed have actually been delivered. Parts damaged and/or missing parts must be reported to Siemens in writing immediately. The packaging must not be opened or damaged, when this is part of the preservation method! •...
Unless otherwise specified, the components may be heated inductively, with a burner, or in a furnace. Take precautions to avoid burns from hot parts! Protect shaftsealing rings from damage and heating to over + 100 °C (use heatprotective screens to protect against radiant heat.) The elements must be pulled smartly onto the shaft as far as stated in the dimensioned drawing prepared in accordance with the order.
Gear units of sizes 13 to 22 have special alignment surfaces on the top of the housing for preliminary alignment of the gear units. To facilitate alignment of gear units of these sizes, alignment threads are provided in the housing base. Fig.
6.3.2.3 Mounting on a concrete foundation by means of stone bolts or foundation blocks • Clean the undersurface of the gearunit base. Placing stone bolts: • Hook stone bolts with washers and hexagon nuts into the foundation fastening points on the gearunit housing (see fig.
Once the concrete has set, tighten the hexagon nuts of the stone bolts or fastening bolts to the specified torque (see item 6.22). The gear unit must not be excessively stressed when tensioning the hexagon nuts or fastening bolts. 6.3.2.4 Mounting on a concrete foundation by means of anchor bolts •...
Anchor bolt Support Base plate Washer Hexagon nut Housing base Finegrout concrete Raw foundation Fig. 40: Anchor bolt Prior to tensioning the anchor bolts, the finegrout concrete must have set for at least 28 days. • Keep anchor bolts in their position by tightening the nut with your fingers. •...
6.4.2 Fitting The gear unit must not be cleaned in an explosive environment. • Remove the preservative agent from the hollow shaft and the machine shaft with a suitable cleaning agent (such as benzine). Do not allow the cleaning agent (e.g. benzine) to contact the shaftsealing rings. Ensure adequate ventilation.
6.4.3 Demounting • Remove the axial securing device from the hollow shaft. • If frictional corrosion has occurred on the seating surfaces, rustreleasing agent may be used in order to facilitate forcing off the gear unit. The rust releaser can be injected through the pressureoil connection (see Fig.
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Fig. 45: Hollow shaft with parallel keyway 2 threads offset 180° Table 15: Threaded holes on the end faces of the gearunit hollow shafts Gearunit Gearunit size size 14.5 M 12 19.5 14.5 M 12 19.5 14.5 M 12 19.5 M 10 M 16 M 10...
Shaftmounting gear unit with hollow shaft and internal spline to DIN 5480 The shaft end of the driven machine must be designed with internal splines to DIN 5480. Furthermore, a centring hole to DIN 332 Form DS (tapped) should be provided (for the connection dimensions of the driven machine shaft, see dimensioned drawing in the gear unit documentation).
6.5.2.1 Fitting with integrated DU bush • Fit the gear unit by means of a nut and a threaded spindle. The support is provided by the hollow shaft. The hollow shaft must be exactly aligned with the machine shaft to avoid canting. When fitting, ensure that the position of the teeth between the machine shaft and hollow shaft is correct.
6.5.3 Demounting • Remove the axial securing device from the hollow shaft. • If frictional corrosion has occurred on the seating surfaces, rustreleasing agent may be used in order to facilitate forcing off the gear unit. The rust releaser can be injected through the pressureoil connection (see Fig.
Avoid canting when pulling the unit off. The plate for forcingout is not included in our delivery. If the support is provided not only by the hollow shaft, but also by the housing, as shown in fig. 48, the forces used must not exceed the values given in the following table 17.
6.6.1.1 Fitting with integrated DU bush • Fit the gear unit by means of a nut and a threaded spindle. The support is provided by the hollow shaft. The hollow shaft must be exactly aligned with the machine shaft to avoid canting. Fig.
Shrink disk The shrink disk realizes a pressfit connection between a hollow shaft and a stub/machine shaft (in the following called "stub shaft"). The interference fit can transfer torques, bending moments and forces. The jointing pressure between the hollow and stub shafts generated by the shrink disk is essential for the torque and force transmission.
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To avoid overloading the individual bolts, the maximum tightening torque (see table 18) must not be exceeded. If, when tightening the clamping bolts at max. tightening torque, the inner and outer ring are not aligned, Siemens must be consulted. Table 18: Maximum torques for tensioning bolts max.
6.7.2 Demounting the shrink disk • Remove the protective cover. • Remove any rust deposits from the shaft and the hollow shaft. Under no circumstances must the tensioning bolts be unscrewed one after the other. • Undo all tensioning bolts one after the other by approx. 1/4 turn. The stored energy of the outer ring is slowly loosened during disassembly via the bolts to be loosened.
─ Use a solid lubricant paste with a high MoS based molybdenum disulphide content which will not slide during fitting work and which shows the following characteristics: ─ Friction coefficient "μ" = 0.04 ─ Resistant to pressure up to a maximum pressure of 300 N/mm ─...
For permissible alignment errors in the case of couplings supplied by Siemens, please refer to the operating instruction manuals for the couplings. If you use couplings manufactured by other manufacturers, ask these manufacturers which alignment errors are permissible, stating the radial loads occurring.
Fig. 53: Example of alignment on a flexible coupling Ruler Feeler gauge Measuring points The maximum permissible misalignment values are specified in the operating instructions for the coupling; they must under no circumstances be exceeded during operation. Angular and radial misalignments may occur at the same time. The sum of both misalignments must not exceed the maximum permissible value of the angular or radial misalignment.
6.10 Gear unit with block flange The front area of the block flange must be absolutely free of grease. This is essential for safe and reliable torque transmission. Do not use contaminated solvents or dirty cloths for removing grease. Tighten diametrically opposed tensioning bolts to full torque. The joint bolts must be tightened to the prescribed torque.
17 ... 18 355M 19 ... 22 on request Larger motors should be used only with approval of Siemens. • For realising the foundation for fastening the torque arm, see item 6.3.1 (Foundation). • If the customer fits a torque arm, connection to the foundation must be by means of a flexible element.
400M 355L 19 ... 22 on request Larger motors should be used only with approval of Siemens. • Foundation type for fastening the torque arm, see item 6.3.1, "Foundation". • If the customer fits a torque arm, connection to the foundation must be by means of a flexible element.
6.13 Gear units with cooling coil • Before connecting the cooling coil the screw plugs must be removed from the connecting bushes. • Flush the cooling coil (in order to remove any contamination). • Connect the coolingwater in and outflow pipes (for exact position of the connections, see dimensioned drawing).
6.21 Final work • After installation of the gear unit check all screw connections for tight fit. • Check the alignment after tightening the fastening elements (the alignment must not have been changed). • Check that all the devices which have been demounted for transport reasons have been refitted. For this refer to the details in the data sheet, the list of equipment and the associated drawings.
6.22.2 Tightening torques and initial-tensioning forces The tightening torques apply to friction coefficients of μ = 0.14. The friction total coefficient μ = 0.14 applies here to lightly oiled steel bolts, blackannealed or phosphatised total and dry, cut mating threads in steel or cast iron. Lubricants which alter the friction coefficient must not be used and may overload the screw connection.
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Nominal Strength Initial-tensioning force Tightening torque thread class for screwconnection classes for screwconnection classes diameter of the bolt from table 24 from table 24 M min. 1190000 760000 475000 21500 18500 16500 M80x6 10.9 1690000 1100000 675000 30500 26400 23400 12.9 1980000 1360000...
Startup Observe the instructions in section 3, "Safety instructions"! The gear unit must not be started up if the required instructions are not to hand. Procedure before startup 7.1.1 Removal of preservative agent The location of the oildraining points is marked by an appropriate symbol in the dimensioned drawing in the gearunit documentation.
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Fig. 58: Oil inlet / oil drain on gear units type B... ≥ 13 Gear unit with auxiliary drive: Fig. 59: Oil inlet / oil drain on gear units type B3.. ≤ 12 with auxiliary drive Fig. 60: Oil inlet / oil drain on gear units type B3.. ≥ 13 with auxiliary drive Inspection and/or assembly cover Backstop Oil dipstick...
The quality of the oil used must meet the requirements of the separately supplied BA 7300 operating instructions, otherwise the guarantee given by Siemens will lapse. We urgently recommend using one of the oils listed in BA 7300, because they have been tested and meet the requirements.
Startup Before startup, replace the yellow plastic screw plug with the air filter (see notice on gear unit). 7.2.1 Oil level The oil level must be monitored by means of the existing oillevel monitoring equipment. To do so, the gear unit must be shut down.
(maximum machine performance) after appropriate running in. The maximum permissible oil sump temperature is 90 °C. At higher temperatures the gear unit must be shut down immediately and Siemens customer service consulted. 7.2.6 Bearing monitoring (vibration measurement) If the necessary measures have been made for vibration measurement as bearing monitoring (see item 5.13), vibration measurements must be taken in order to obtain...
7.2.7 Checking procedure The following visual checks must be conducted and recorded when starting up: Presence of explosionprotection marking Oil level □ Leaktightness of the oilcooling or oilsupply lines □ Opening condition of the shutoff valves □ Effectiveness of the shaft seals □...
7.3.1.3 Interiorpreservation procedure • Stop the gear unit. • Drain oil into a suitable container (see section 10, "Maintenance and Repair"). • Unscrew the air filter including the reducing screw. • Pour in the preservative agent through the hole of the reducing screw up to the top mark on the oilsight glass.
The maximum permitted temperature is: 90 °C (applies to mineral oil) At higher temperatures the gear unit must be shut down immediately and Siemens customer service consulted. Changes in gear noise Possible oil leakage at the housing and shaft seals Bearing vibrations with present measuring sequence Correct oil level (see section 7, "Startup")
Siemens will not be bound by the terms of the guarantee or otherwise be responsible in cases of improper use of the gear unit, modifications carried out without Siemens’...
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Faults Causes Remedy Exterior of gear unit is oiled up. Inadequate sealing of housing Check and, if necessary, replace covers and/or joints. sealings. Seal joints. Radial shaftsealing rings defective. Check radial shaftsealing rings and, if necessary, replace. Oil foaming in the gear unit. Preservation agent not completely Oil change.
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Faults Causes Remedy Pressure monitor triggers Oil pressure < 0.5 bar. Oil level at room temperature. alarm. Check and, if necessary, top up oil. (gear units with water oilcooler Check and, if necessary, clean oil or air oilcooler) filter. Contact Customer Service. Check that oil pump is functioning correctly.
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Faults Causes Remedy Auxiliary drive motor does not Overload on output. Load reduction. start. Motor of auxiliary drive defective. Repair or replace the motor. Motor brake is not released. Correct electrical connection of motor brake; replace motor brake, if necessary. Auxiliary drive motor will start, Wrong direction of rotation of motor.
Maintenance and repair Observe the instructions in section 3, "Safety instructions", and in section 9, "Faults, causes and remedy"! 10.1 General notes on maintenance All maintenance and repair work must be done with care and by duly trained and qualified personnel only. The following applies to all work in item 10.2: Switch the gear unit and addon components off.
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Measures Periods Remarks Clean air filter Every 3 months see item 10.2.3 Clean fan and gear unit Depending on requirements, See item 10.2.4 at least every 2 years Refill Taconite seals with grease Every 3000 operating hours or see item 10.2.5 at least every 6 months BA 5030 en 02/2013 87 / 96...
Measures Periods Remarks Check cooling coil Every 2 years see item 10.2.6 Check condition of air oilcooler Every 24 months or see item 10.2.7 10 000 operating hours Check condition of water oilcooler Ev ery 24 months or see item 10.2.8 10000 operating hours Check hose lines Yearly...
10.2.2 Change oil As an alternative to the oilchange intervals indicated in Table 29 (see item 10.1) it is possible to have the oil sample tested at regular intervals by the Technical Service of the relevant oil company and to have it released for further use.
• Before using these cleaning agents, ensure that they will not damage the coil materials (consult Siemens). Observe the manufacturer’s instructions at all times when using different cleaning agents by several manufacturers. Avoid burns when working with corrosive cleaning agents. Always observe the manufacturers’...
10.2.7 Check air oilcooler • The instructions in items 5.10.3, 7.1.2 and 10.1 must be observed! • Close the stop valves in the coolant in and outflow pipes. • Remove dirt from the cooler block. • Check the condition of screw connections and, if necessary, replace. 10.2.8 Check water oilcooler •...
Damaged bolts must be replaced with new bolts of the same type and strength class. 10.4 General inspection of the gear unit The general inspection of the gear unit should be carried out by the Siemens Customer Service, as our engineers have the experience and training necessary to identify any components requiring replacement. 10.5...
When ordering spare parts, always state the following: Order number, item Type, size Part number Quantity 11.2 Spare parts and customerservice addresses When ordering spare parts or requesting a service specialist, please contact Siemens first (see section 2). BA 5030 en 02/2013 93 / 96...
Declaration of incorporation in accordanc e with Directive 2006/42/EC, Annex II 1 B The manufacturer, Siemens AG, 46395 Bocholt, declares with regard to the partly completed machinery Gear unit H.SH, H.VH, H.HH, H.DH, H.KH, H.FH, H.HM, H.DM, H.KM, H.FM, H.PH B.SH, B.VH, B.HH, B.DH, B.KH, B.FH,...
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Declaration of conformity within the meaning of EC Directive 94/9/EC of 23.03.1994 and the legal requirements laid down for its implementation The manufacturer, Siemens AG, 46395 Bocholt, declares that the equipment described in these assembly and operating instructions: Gear unit H.SH, H.VH, H.HH, H.DH, H.KH, H.FH,...