Content 1 - General safety information .............................4 1.1 - Residual risks ..................................4 1.2 - Recycling ....................................4 1.3 - Safety .......................................4 2 - Operating instructions and limits of use ......................6 2.1 - Use ......................................6 2.2 - Special conditions for a safe use .............................6 3 - Product identification ............................8 3.1 - A series - Worm gear reducers and gearmotors ......................
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9 - Motor assembly and disassembly ........................56 9.1 - General ....................................56 9.2 - Gearmotors with motor keyed onto hollow high speed of gear reducer ............. 56 9.3 - Gearmotors with helical pinion keyed directly on motor shaft end .....................57 10 - Cooling systems ..............................
Operating instructions gear reducers and gearmotors complying with ATEX 2014/34/EU A series Worm gear reducers and gearmotors E series Coaxial gear reducers and gearmotors G series Helical and bevel helical gear reducers and gearmotors (sizes 40 ... 401) H series Helical and bevel helical gear reducers (sizes 4000 ... 8001) EP series Planetary gear reducers and gearmotors 1 - General safety information This chapter provides information about handling, installation and maintenance of the gear reducers and...
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− rotation or loosening of the gear reducer from shaft end of driven machine following to accidental breakage of the reaction arrangement; − the accidental breakage of shaft end of driven machine. If deviations from normal operation occur (temperature increase, unusual noise, etc) immediately switch off the machine.
2 - Application conditions and use limits 2.1 - Use foreseen The gearboxes and gearmotors of the A, E, G, H, EP series are intended to be used, in accordance with the data on the plate, in environments where during normal activities it is possible or probable the formation of an explosive atmosphere consisting of a mixture of air and flammable substances in the form of gases, vapors, mists (G) or air and combustible dusts (D).
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3 - Product identification 3.1 - A series - Worm gear reducers and gearmotors U O 2 A – 50 U O 3 A - 24 × 200 – 25 MOUNTING POSITION (see page 15) TRANSMISSION RATIO IEC MOTOR MATING DIMENSIONS Ød ×...
3.2 - E series - Coaxial gear reducers and gearmotors 50 U C 2 A – 29.3 B3 MR 3I 50 U C 2 A - 19 × 200 – 22.7 V5 MOUNTING POSITION (see page 16) TRANSMISSION RATIO IEC MOTOR MATING DIMENSIONS Ød ×...
2 - Designazione Codice di designazione 3.3 - G series - Helical and bevel helical gear reducers and gearmotors 2I 320 U P 2 D - 10,3 MR C2I 200 U O 2 V - 48 × 350 - 35,3 V5 MOUNTING POSITION (see page 17) TRANSMISSION RATIO...
3.4 - H series - Helical and bevel helical gear reducers C2I 5600 U O 1 A 25.4 B3 MOUNTING POSITION (see page 18) TRANSMISSION RATIO DESIGN standard others MODEL SHAFT POSITIONS helical bevel helical MOUNTING universal SIZE 4000 … 8001 TRAIN OF GEARS Parallel shaft 2 cylindrical gear pairs...
3.5 - EP series - In-line and bevel gear reducers and gearmotors Designation Gear red. size and transm. ratio 3EL 018A 61,3Y TRANSMISSION RATIO TYPE standard transmission ratio transmission ratio not to catalog TRANSMISSION RATIO REDUCTION STAGES COMPOSITION standard stage composition stage composition not to catalog SIZE 001 ...
4 - General product description 4.1 - General Every gear reducer is provided with a name plate in anodised aluminium containing main technical information relevant to operating and constructive specifications and defining, according to contractual agreements (see fig. ,below), the application limits; the name plate must not be removed and must be kept integral and readable. All name plate data must be specified on eventual spare part orders.
4.3 - Nominal data Low speed shaft nominal torque M - Low speed shaft radiall load F A series E series G series H -series Size V, IV, 2IV 2I, 3I I, 2I, 3I, 4I, CI, ICI, C2I, C3I 2I, 3I, 4I, CI, C2I, C3I riduttore [N m] [N m]...
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Nominal data and performance of EP series: Size Train of gears - Coaxial [N m], M [N m] 2max [N] (C ...), F [N] (S ...) 3.55 ... 7.1 12.5 ... 50 50 ... 250 180 ... 3550 001A 1 600, 1 900 17 000, 20 000 002A 2 240, 2 650...
4.4 - Nameplate Every gear reducer is provided with a name plate in anodised aluminium containing main technical information relevant to operating and constructive specifications and defining, according to contractual agreements (see fig. ,below), the application limits; the name plate must not be removed and must be kept integral and readable.
Attention! For the mass stated on name plate remind that: – it does not consider the lubricant mass; – it is the maximum one for the gear reducer size, therefore the actual one can be lower as it depends from train of gears and transmission ratio;...
5.3 - Painting Gear reducers in ATEX design are externally protected with electrically conductive enamel with surface resistivity < 10 Ω; grey color RAL 7040. In order not to affect the protection coat of external paint, avoid damages to it both from a mechanical (ex. scratch), chemical (ex.
6 – Lifting, handling and storage 6.1 - Lifting and handling Make sure that the lifting equipment (e.g.: crane, hook, eye bolt, straps, etc.) is suitable for the dimensions and total weight of gear reducer or gearmotor (gear reducer, motor, oil, etc.); refer to Rossi technical catalog, if need be.
6.2 - Storing The ambient must be sufficiently clean, dry (relative humidity < 50%), free from excessive vibrations (v < 0,2 mm/s) to avoid damage to bearings (excessive vibrations should als guarded during transmt, even if within wider range) and at a temperature of 0 ÷ +40 °C: peaks of 10 °C above and below are acceptable. The gear reducers filled with oil must be positioned according to the mounting position stated on order and on name plate during storage.
7 – Installation 7.1 - Maintenance and cleaning General safety precautions Maintenance on gear reducers and gearmotors series A, E, G, H, EP, must be performed only by expert personnel, whose training has included all the necessary instructions on the equipment protection methods, on the installation methods, on the relevant laws and regulations and on the general principles of classification of places with danger of explosions (see IEC/EN 60079-17 "Explosive atmospheres - Part 17: verification and maintenance of electrical installations"...
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Install the unit in such a Tab. 7.1 - Minimum safety requirements for ATEX motor way that the level plug is Zone Motor Thermal probes accessible inspection surface (where applicable). 1 (G) II 2G Ex e, Ex d, Ex de Thermistors To be defined or Pt100...
7.3 - Initial inspection by qualified personnel Before commissioning, the equipment must be subjected to the initial detailed inspection to ensure that the chosen protection and installation methods are suitable. In this regard, see the standard IEC / EN 60079-17 "Explosive atmospheres - Part 17: verification and maintenance of electrical installations", in particular Annex B "knowledge, skills and competences of the responsible personnel, technical personnel with executive functions and operating staff".
7.4 - Tightening torques for fastening bolts (feet, flange, accessories) and for plugs Unless otherwise stated, usually it is sufficient to use screws in class 8.8; Before tightening the bolt be sure that the eventual centering of flanges are inserted properly- Before tightening the bolt be sure that the eventual centering of flanges are inserted properly The bolts are to be diagonally tightened with the maximum tightening torque.
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EP series Slewing Drives ightening torque for fastening bolts Tab. 7.4.7 - T output output output size l min l min l min design design design R30b S30b H30b R30c S30c H30c R30d S30d H30d R30e S30e H30e R30f S30f H30f R30g S30g...
7.5 - Flange mounting Carefully select the length of fixing screws when using tapped holes (B14) for gear reducer fitting, in order to assure a sufficient meshing thread length (minimum length 1,5 · D screw), for the correct gear reducer fitting to the machine without breaking down the threading seat.
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Gear reducer mounting for slewing drives In the case of slewing drives (output design R-S-H), to ensure a correct operation and an excellent power transmission between gear reducer and machine, the gear reducer requires a rigid connection structure Installation resistent to radial loads. The shape and position tolerances stated below must be followed. To ensure proper functioning and optimum transfer of power between the gear reducer and the driven gear, the gear reducer requires a rigid connection construction that is resistant to torsion.
7.7 - Shaft mounting Important! When shaft mounted, the gear reducer must be supported both axially and radially (also for mounting positions B3 ... B8 in the case of A, E, G H series and mounting positions B5 and B53 for EP) by the machine shaft end, as well as anchored against rotation only, by means of a reaction having freedom of axial movement and sufficient clearance in its couplings to permit minor oscillations always in evidence without provoking dangerous overloading on the gear reducer.
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System with rigid or flexible torque arm If the direction of rotation is opposite to that given in the fig. rotate the rigid torque arm by 180° (unnecessary operation in case of flexible torque arm). System with torque arm (A, E, G, H series) According to dimensions, some mounting positions of the motor flange torque arm could not be possible.
System with torque arm EP series Symmetrical torque arm is provided as standard option (,TA - up to size 085A); if you need a one sided torque arm, it must comply with the dimensions shown below. Tab. 7.7.1 Size [mm] [mm] [mm] [mm]...
7.10 - Gear reducer axial fastening For the axial fastening Screw Helical and bevel helical Parallel shaft Screw 32 ... 50 size 40, 50 MR 3I 40, 50 63 ... 161 it is possible to adopt the system per fig. 7.10.1 and 7.10.2.
7.12 - Mounting of hollow low speed shaft with shrink disc G, H series Shrink disc machine opposite side Shrink disc machine side Shrink disc Shrink disc Shrink disc machine side machine opposite side machine side (sizes 125) (sizes 140) (sizes 140) Fig.
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Attention! Verify that machine shaft end has dimensions, tolerances and roughness as per fig. 7.12.1 ... 7.12.3 and table 7.12.1; the respect of these prescriptions guarantees the correct running of the shrink disc and is an integrating part of ATEX protection system. Pre-arrange a proper protection of the shrink disc against the accidental contact and against the dust;...
EP series For installation in case of hollow shaft and shrink disc, follow the statements of EP series - Operating instructions. Attention! Verify that the shaft end have dimensions, tolerances and roughness as stated in the figure and in the table stated here following; the consideration of following prescriptions ensures the correct running of shrink disc, and is an integrating part of ATEX protection system.
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Tab. 7.12.2 Tab. 7.12.3 Size screws Quantity T... tightening Size screws Quantity T... tightening [N m] [N m] 125A 001A 180A 002A 250A 003A 004A 355A 006A 500A 009A 710A 012A 015A 018A 021A 030A 042A 060A 085A Removing Do not completely remove fastening screws before locking rings are disengaged. Risk of serious injury!!! Clean off any rusty areas.
7.13 - Fitting of components to low and high speed shaft ends High speed shaft Standard low speed Solid low speed shaft end shaft end Gear reducer shaft end Machine shaft Tab. 7.13.1 - Low and high speed shaft ends Shaft end Parallel key Keyway...
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Incorrect Correct Generally, it is recommended to machine the hole of parts keyed onto shaft end, tolerance H7. For high speed shaft end with D > 55mm tolerance can be G7, progided that load is uniform and light. For low speed shaft with D < 180 tolerance must be K7, provided that load is not uniform and light. Before mounting, thoroughly clean mating surfaces and lubricate against seizure and fretting corrosion.
7.14 - Backstop device A, E, G, H series The presence on gear reducer of backstop device is stated by the arrow near the low speed shaft, indicating the free rotation. Provide a protection system where a backstop device breaking could cause personal injury or property damage.
7.15 - Verification of service factor fs required by the application Service factor fs takes into account the different running conditions (type of load, running time, frequency of starting, other considerations) which must be referred to when performing calculations of gear reducer selection and verification.
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Tab. 7.15.2 - Service factor fs based on nature of load and of frequency of starting Nature of load of driven machine Ref. Description Frequency of starting z [starts/h] A series E, G series H series – – EP series Uniform 1.06 1.12...
7.16 - Thermal power verification Pt [kW] of gear reducer The nominal thermal power Pt of gear reducer, stated in the following tables, is that which can be applied at the gear reducer input, without exceeding 95 °C approximately oil temperature when operating in following running conditions: –...
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Tab. 7.16.1c - Nominal thermal power Pt of EP series Train of gears Gear reducer size 20 °C 40 °C 20 °C 40 °C 20 °C 40 °C 20 °C 40 °C 20 °C 40 °C 20 °C 40 °C 20 °C 40 °C 001A...
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Tab. 7.16.3 - Thermal factor ft according to ambient temperature and Tab. 7.16.4 - Thermal factor ft according service to altitude of installation Altitude a.s.l. Maximum Continuous Intermittent load duty ambient duty S3 ... S6 temperature Cyclic duration factor [%] °C for 60 min running 0.71...
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Tab. 7.16.7 - Thermal factor ft according to mounting position where ft = 1 is not specified Train of Mounting gears position Size A series B6, B7 MR V Size E series 100, 101 125, 126 R 2I MR 2I V5 0.85 0.85 ...
8 - Lubrication 8.1 - General Gear reducers and gearmotors must be lubricated with polyglycol or polyalphaolephines based synthetic oil depending on the series; they are supplied FILLED WITH OIL OR WITHOUT OIL according to type and size (see ch. 8.2). The gear pairs are oil-bath lubricated, the bearings are either oil bathed or splashed or lubricated «for life»...
8.2 - Lubrication tables Table 8.2a - How supplied and plugs (identification through specific lubrication nameplate) A series E, G series EP series A series E, G, H series EP series size size size 021A size size size 022A COMPLETE of SYNTHETIC OIL WITHOUT OIL (except different statement on lubrication name plate) ISO VG 320...
Grease-lubricated bearings: Lubrication is «for life» assuming uniform load and pollution-free environment. Replace the grease every year with running up to 12 h/d and every 6 months with running of 12 ÷ 24 h/d; in these occasions re- lubricate the backstop device with grease SHELL Alvania RL2. Bearing should be filled with ESSO Gadus S2 V100 bearing-grease for ball bearings, KLÜBER STABURAGS NBU 8 EP for roller bearings.
9 - Motor assembly and disassembly 9.1 - General Attention. Verify that motor: – respects the application limits (P , etc.) stated on nameplate of gear reducer on which it is 1max 1max mounted (gearmotor without motor), – it has ATEX protection specifications equal to or higher than the gear reducer ones on which it is mounted (gearmotor without motor) –...
10 - Cooling systems 10.1 - Fan cooling If there is fan on the gear reducer verify that there is sufficient space allowing for adequate circulation of cooling air also after fitting coupling protection . If a coupling protection is fitted (drilled case or wire netting), smooth, the coupling hub, if necessary.
Attention! Do not tamper with the eventual stop plate in order to keep the pipes locked; in particular keep the pipe locked while tightening the nut of connection pipe. Unless specific indications given on the documentation attached to present instructions, water fed into the system must: –...
11 - Accessories IMPORTANT. Rossi has the right to supply interchangeable probes such as functional technical specifi cations and connections, but with slightly modifi ed case dimensions. The probes (temperature probe, level probe) are an integrating part of safety system and must be connected to control devices of category to ISO 13849-1.
11.2 - Oil or bearing resistance thermometers Bearing Connection Resistance Fixed connection Sliding connection 4 threads type without bulb bulb bulb (optional) not possible Ex_d ATEX II 2G, 2D 4 terminal ceramic base Ex_d IIC T6 see specific documentation Ex_ia ATEX II 2G, 2D Ex_ia IIC T6 TMT82 transmitter...
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Installation and maintenance Fit the coupling with sliding probe into the appropriate threaded hole of the gear reducer (for the position refer to SPT scheme attached to present operating instructions) by using a spanner key 24, loosen the hexagon using a 19 mm spanner and slide the probe of the thermometer in (up to the point of contact when the temperature of a bearing is to be measured) so that the head of the thermometer is closer to gear reducer.
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11.3 - Oil thermostat Thermostat TRI120 II 2 G Ex d IIB T6 IP65 II 2 D Ex d IIB T85 °C IP65 Features It is a thermostat for oil with following features: - Internal temperature regulator, manually set by operator - Body: aluminium alloy - Liquid dilatation probe in cylindrical sump made of tropicalized brass - Cable entry Ø...
TCA 2BA Thermostat II 2 G Ex d IIC T6 IP65 II 2 D Ex d IIC T85 °C IP65 It is a thermostat for oil with following features: – Scale: the instrument is fitted as standard with an approximate scale of the set point indication; –...
11.4 - Oil level switch with float II 1 G Ex d IIC T6 II 2 G Ex d IIC T6 It is a level control device with reed contacts in a supporting stem moved by the magnetic field activated by the magnets included in the float. The float and the supporting stem are included in a hollow column of not magnetic material connected to the gear reducer casing through communicating vessels.
11.5 - Pressure switch with flameproof enclosure Ex d II 2G Ex db IIC T4 Gb II 2D Ex tb IIIC T135 Db IP66 ATTENTION: In presence of brake PB series and application of ATEX 2G, 2D and 3G, 3D, the pressure switch is always necessary as a safety device.
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Pressure switch mounting position VERTICAL (standard) Cable entry 1/4"G x12 Brake Release Port fig. 11.5.1 1/4"G x12 Brake Release Port HORIZONTAL (optional) Cable entry fig. 11.5.2 A design. Brake of PB series B. Pressure switch. C. Connection KIT UTD.123.2019-10.00_EN...
11.6 - Flow gauge BFS-20 II 1 G Ex ia IIB T100°C IP6X II 1 D Ex ia IIIB T100°C IP6X It's a capacity control device. The measurement is executed through a piston movement equipped with loaded spring, free to flow inside a cylindrical pipe. The piston movement depends from device calibrating and from its minimum and maximum setup capacity.
12 - Commissionning 12.1 - General Carry out a general check, making particularly sure that the gear reducer is filled with synthetic oil in the correct quantity (up to level), with the proper viscosity and one of the brands recommended in table 8.2, and that it is installed in the mounting position stated on nameplate.
12.3 - Measurement of surface temperature Measure by a thermometer the surface temperature of gear reducer close to the high speed shaft (gear reducer) or at the coupling surface between motor and gear reducer (gearmotors) in the position which is most protected from air circulation.
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Maintenance procedures to be adopted: – LOTO (Lockout/Tagout): è necessario adottare la procedura di disconnessione della macchina (segregazione elettrica e meccanica). – HOT Works: hot fitting of components (ex. to the shaft end) can absolutely only be made in certified safe areas.
13.2 - Oil change Execute the oil change with machine at rest and cold gear reducer. Pre-arrange a proper tank system for the drain oil, unscrew the drain plug and the filler plug to facilitate the drain; make sure that all oil has been drained, inclining the gear reducer of removing any residual parts with a suction pump;...
13.4 - Seal rings Seal rings duration depends on several factors such as dragging speed, temperature, ambient conditions, etc.; as a rough guide it can vary from 1 600 to 12 500 h; in any case replace them every 5 years. In general, however, replace the seal rings in case of dismounting or of periodical check;...
14 - ATEX checks and verifications Attention. Do all checks and verifications listed below, at first commissioning and during normal running. These checks are integrating parts of the device protection system and have to be carefully executed. 14.1 - Table of main installation checks and operations Operation / Check Reference Has the consignment been damaged during shipping (dented shafts, strained oil seals,...
14.2 - Table of commissioning checks and operations Object Check On starting After 24 h and after one week (category 2 and 3) (category 2) A Oil leaks (oil seals, Visual check Keep under control for the first 4 h: Temporary check joining surfaces, plugs, etc.)
14.3 - Table of inspections to be made during the normal operation (to be made after checks listed on table 14.2) Object Inspections in absence of oil Inspections in presence of oil Ref. temperature probe temperature probe A Oil leaks (oil seals, joining every six months for category 3G, every three months surfaces, plugs, etc.)
15 - Mounting positions, oil quantity and position of plugs For inclined mounting positions, when "spec." is stated on nameplate in IM field, refer to the attached specific documentation. 15.1 - Oil (quantity) levels for worm GEAR REDUCERS and GEARMOTORS sizes 32 ... 81 (A series), supplied FILLED with OIL Before commissioning, use a dipstick and check that the vertical distance X [mm] between plug shoulder and oil level corresponds to the value stated in the table 13.1.1.
15.2 - Mounting positions and plug position for worm GEAR REDUCERS and GEARMOTORS sizes 100 ... 250 (A series), supplied WITHOUT OIL Verify oil level through the level plug which is placed in the position indicated the following figures. For mounting position B7 the level is stated on the dipstick mounted on the filler plug.
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MR V 100 ... 250 Oil filler plug size 200 ( n > 710 min ● Oil level plug bearing lubrication pump ■ Oil drain plug Bearing greased. ** Both low speed shaft bearings greased. MR IV 100 ... 250 size ...
16 - E series - Mounting positions, oil quantity and position of plugs For inclined mounting positions, when "spec." is stated on nameplate in IM field, refer to the attached specific documentation. 16.1 - Oil level (quantity) for coaxial GEAR REDUCERS and GEARMOTORS sizes 50 ... 81 (E series) supplied FILLED WITH OIL Before commissioning of the units verify that the dimensions X [mm] between the plug shoulder and oil level corresponds to the value stated in table 14.1, using a dipstick.
16.2 - Mounting positions and plug positions for coaxial GEAR REDUCERS and GEARMOTORS sizes 100 ... 180 (E series), supplied WITHOUT OIL Verify oil level through the level plug which is placed in the position indicated the following figures. For mounting position B7 the level is stated on the dipstick mounted on the filler plug.
17 - G series - Mounting positions, oil quantity and position of plugs For inclined mounting positions, when "spec." is stated on nameplate in IM field, refer to the attached specific documentation. 17.1 - Oil levels (quantity) for helical and bevel helical GEAR REDUCERS AND GEARMOTORS sizes 40 ...
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Tab. 15.1.1 - Oil level (dimension X) and oil quantity for gear reducers and gearmotors G series sizes 40 ... 81 HELICAL Train of gears Mounting position Oil level (dimension x ) [mm] and quantity [l] Size B3, B8 B6, V5, B3, B8 B7, V5, B3, B8...
17.2 - Mounting position and plug positions for helical and bevel helical GEAR REDUCERS and GEARMOTORS sizes 100 ... 360 (G series), supplied WITHOUT OIL Verify oil level through the level plug which is placed in the position indicated the following figures. For mounting position B7 the level is stated on the dipstick mounted on the filler plug.
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R 3I 100, 125 Oil filler plug ( not in view) Oil level plug ( not in view) Upper bearings greased (in mounting position V5 also high speed shaft bearing Oil drain plug ( not in view) is greased) R 3I 140 ...
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R ICI 100 ... 200 * The 2 upper bearings are greased. High speed shaft upper bearing is greased. Oil filler plug ( not in view) Oil level plug ( not in view) *** For mounting position B7 (design ...D) the upper bearings of bevel pinion are ...
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MR 2I 140 ... 360 Possible bearing lubrication pump; when it is not present or there are no ducts, the upper bearings are greased. Possible high oil splash: for the corrective factor ft of nominal thermal power see ch. 7.16. Oil filler plug ( not in view) ...
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MR CI 100 * The 2 upper bearings are greased. Oil filler plug ( not in view) Oil level plug ( not in view) ** For mounting positions B6, B7 (design ...D) the upper bearings of bevel Oil drain plug ( not in view) pinion are greased.
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MR C2I 140 ... 360 UO2H UO2Hsin UO2R UO2Rsin Possible bearing lubrication pump; when it is not present or there are no ducts, the upper bearings are greased. Possible high oil splash: for the corrective factor ft of nominal thermal power see ch.
18 - H series - Mounting positions, oil quantity and position of plugs For oil levels and position of plugs see attached SPT sketch Before commissioning, check lubricant level. R 2I 4000 ... 8001 Possible high oil splash: for the corrective factor ft of nominal thermal power Pt see ch.
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R CI 4000 ... 8001 Possible high oil splash: for the corrective factor ft of nominal thermal power Pt see ch. 7.16. 1) Mounting position B3 may be identified from the position of the screw-heads as arrowed. The same applies for V5 and V6 with double extension or hollow low speed shaft.
19 – EP series - Mounting positions, oil quantity and tanks Oil filling Pay attention to the correct position of the oil level plug (see cat. EP). For mounting positions with input side in vertical position, during the oil filling it is very important to always open the plug located up to the level air to escape in order to reach the correct level.
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Size 001A ... 021A Mounting positions (Output design ... F..., ... A...) For further information see cat. EP series * Based on the motor size, the expansion tank is required . ** Based on the output design, the expansion tank is required . Reference hole for the identification of the mounting position.
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Size 001A ... 021A Mounting positions (Output design ... F..., ... A...) For further information see cat. EP series * Based on the motor size, the expansion tank is required. ** Based on the output design, the expansion tank is required. Reference hole for the identification of the mounting position.
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Size 001A ... 021A Mounting positions (Output design ... P...) For further information see cat. EP series * Based on the motor size, the expansion tank is required. 1) The drawings show the terminal box in position 0. Oil quantity [l] B3 ...
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Size 001A ... 021A Mounting positions Output design ... F..., ... A...) For further information see cat. EP series * Based on the gear reducer size, the expansion tank is required. ** Based on the output design, the expansion tank is required. Foro di riferimento per l'individuazione della forma costruttiva.
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Size 001A ... 021A Mounting positions (Output design ... F..., ... A...) For further information see cat. EP series * Based on the gear reducer size, the expansion tank is required. ** Based on the output design, the expansion tank is required. Reference hole for the identification of the mounting position.
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Size 001A ... 021A Mounting positions (Output design ... P...) For further information see cat. EP series * Based on the gear reducer size, the expansion tank is required. Oil quantities [l] B3 ... B8 6.2 6.2 B33 ... B83 6.2 6.2 B31 ...
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Size 022A ... 710A Mounting positions Output design ... F..., ... A...) * Based on the motor size, the expansion tank is required. ** Based on the output design, the expansion tank is required. Reference hole for the identification of the mounting position. 1) The drawings show the terminal box in position 0.
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Size 022A ... 710A Mounting positions (Output design ... F..., ... A...) For further information see cat. EP series ** Based on the output design, the expansion tank is required. Reference hole for the identification of the mounting position. 1) The drawings show the terminal box in position 0. Oil quantities [l] V3 ...
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Size 022A ... 710A Mounting positions (Output design ... F..., ... A...) For further information see cat. EP series ** Based on gear reducer size and on output design, the expansion tank is required. ** Based on the output design, the expansion tank is required. Reference hole for the identification of the mounting position Oil quantities [l] 10.7...
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Size 022A ... 710A Mounting positions (Output design ... F..., ... A...) For further information see cat. EP series * Based on the gear reducer size, the expansion tank is required. ** Based on the output design, the expansion tank is required. Reference hole for the identification of the mounting position.
Appendice Parking brake PB series General specifications The parking brakes of PB series are spring applied and hydraulic released multi-disci brakes (steel discs alternating with discs with sintered bronze coating), to be used in combination with planetary gear reducers of EP series. They are not service brakes and cannot be used in dynamic conditions.
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Functioning of PB parking brakes Brake closed When no pressure is applied to the brake (0 bar) springs (1) apply a force to the piston (2) which lock the discs (3) and produce a nominal braking torque equivalent to M Bstat Brake opened Above the pressure of 0 bar, the piston begins to compress the springs and the brake progressively reduces...
How supplied Nameplate of PB parking brakes Every gear reducer is provided with a name plate in anodized aluminium containing main informations necessary for a correct identification of the product; the name plate must not be removed and must be kept integral and readable.
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Mounting position and oil quantities PB30 (003/004/006/C200) Oil quantity 003A…006A 009A…022A 030A…061A 085A…180A 009A…015A, 022A 030A…043A 085A…125A 0.36 0.18 0.67 PB90 (009/012/015/C250) Oil quantity 009A…015A 030A…043A 085A…125A 250A, 355A 018A, 021A, 030A 060A…085A 180A, 250A 0.48 0.24 0.90 Oil quantities [l] For mounting position B5 the exact oil quantity ghe gear reducer is to be filled with is definitely given by the level.
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Commissioning An inadequate commissioning can damage the gear reducer, the brake and compromise the correct operation of the application. Do not disassemble and do not modify any brake component in order not to compromise the correct operation of gear reducer / brake. Before commissioning verify that: −...
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Maintenance All maintenance activities must be executed in safe conditions. At machine rest, verify at regular intervals (more or less frequently according to environment and use): a) all external surfaces are clean and air passages to gear reducer and brake are free, in order that cooling remains fully effective.
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Troubles: causes and corrective actions If deviations from normal operation occur, refer to the following table. If deviations persist, consult Rossi. Trouble Possible cause Corrective action Oil leakage from seals Seal stiffening due to long lasting Clean the area and check the leakage storage after some hours of running Seal damage or wear...
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Dichiariazione UE di Conformità Rossi S.p.A. Via Emilia Ovest, 915/A EU Declaration of Conformity 41123 Modena – ITALY www.rossi-group.com Rossi S.p.A., in qualità di fabbricante del prodotto Rossi S.p.A., as the manufacturer of the product stabilito nella Comunità (produttore), dichiaa sotto la established in the Community (producer), declares nostra esclusiva responsabilità...