Electro-hydraulic lifting thrusters, standard range and special designs (three-phase voltage version) (83 pages)
Summary of Contents for EMG ELDROclassic Ed 23/5
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Assembly Instructions General description ® Electro-Hydraulic ELDROclassic Thrusters Type designation Standard Series Ed 23 to Ed 630 (alternating current model) Status: 01.2019 EMG Automation GmbH, Industriestr. 1, D-57482 Wenden / Germany...
This signal word denotes actions to prevent property damages. Observation of this information prevents damages to or ® destruction of the ELDRO device. Supplementary Information 8 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
The potential consequences in case the warnings are not observed are, e.g. bruises, burns and other serious injuries. Measures/Prohibitions Under measures/prohibitions, actions are listed that must be carried out to avoid a danger or actions that are prohibited so as to avoid a danger. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 9 / 74...
Regulating spring See damper spring Return spring c See brake spring Lowering valve S Valve to reduce the lowering speed Lowering time Time from stopping the motor until reaching the lower piston end-position. 10 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
− valves, − couplings, − sliders, − throttle flaps, − arrester devices. The use as intended also includes the observation of the method de- scribed in these Assembly Instructions for assembly, operation and maintenance. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 11 / 74...
ELDRO devices, − are familiar with the mode of operation of the ELDRO ® devices and the plant, − are able to recognise occurring hazards and prevent these through suitable protection measures. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 13 / 74...
® devices − Hazards arising on the device and suitable protection measures − Lubricating, cleaning, preserving, refilling or replacing operating liquids − Replacement of wear parts − Retrofitting and professional readjustment of the ELDRO ® devices 14 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
− All exposed, conductive parts of the system are connected to the external protective system. After maintenance work (e.g. replace- ment of components), the protective conductor system must be checked 16 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
Only original parts or spare and wear parts approved by the manufacturer may be used. ® Spare parts orders for ELDRO types that are no longer deliver- able, see the list "Information for orders of replacement de- vices". EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 17 / 74...
Eg: ELDRO , direct current model Lifting force in daN Length of stroke in cm Symbols of replacement and special devices Letters for additional equipment: Brake spring (c-spring) Absorption spring (d-spring) Lifting valve Lowering valve Nominal voltage 18 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
Lifting force in N Year built Operating mode Switching operations per hour Start-up time in % Voltage Switching operation type Voltage tolerance Frequency Power input Power consumption Weight ISO class Operating liquid IP rating Temperature range Device type EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 19 / 74...
-25°C of the devices, the power intake is about 1.5-times the power intake at +20°C. Continuous operation S1 and intermittent duty S3 permitted up to +50°C ambient temperature All technical data are mean values based on +20°C device working temperature. 20 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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-25°C of the devices, the power intake is about 1.5-times the power intake at +20°C. Continuous operation S1 and intermittent duty S3 permitted up to +50°C ambient temperature All technical data are mean values based on +20°C device working temperature. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 21 / 74...
The base mounting for Ed 23/5.1 and Ed 23/5.2 can be installed at an offset of 90° (not possible for devices with limit switch). The thrust shackle can be turned at the top (not possible for devices with limit switch). 22 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Ed 23/5.2 Dimensions Ed 23/5 – 2 Table 9: Type – – Ed 23/5 – – Ed 23/5.1 Ed 23/5.2 Tolerance +0.1 Tolerance +0,15…+0,25 (E can be changed over to E1 by removing the clamping bushing) EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 23 / 74...
Dimensions Ed 30/5 – 1 Table 10: Type – Ed 30/5 Dimensions Ed 30/5 – 2 Table 11: Type Ed 30/5 Tolerance +0.1 Tolerance +0,15…+0,25 (G can be changed over to G1 by removing the clamping bushing) 24 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
Technical data Dimensions 3.4.3 Types Ed 50/6, Ed 80/6, Ed 50/12, Ed 80/12 Figure 5: Type Ed 50/6 Lifting valve d-spring Lowering valve non-tensioned (device lifted) tensioned (device in braking state) EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 25 / 74...
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Table 16: Type Ed 50/12 Dimensions Ed 50/12 – 2 Table 17: Type – – – – – – Ed 50/12 Tolerance +0,1 Tolerance +0,15…+0,25 (G can be changed over to G1 by removing the clamping bushing) 26 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Table 18: Type Ed 80/12 Dimensions Ed 80/12 – 2 Table 19: Type – – – – – – Ed 80/12 Tolerance +0,1 Tolerance +0,15…+0,25 (G can be changed over to G1 by removing the clamping bushing) EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 27 / 74...
For the purpose of simplified adjustment or check of the brake, there are markings on the piston guide bushing, which can be read off on the lower edge of the protective sleeve of the piston rod (see drawing PCA-0027-00-005 in the Annex). 28 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Ed 201/6 Tolerance +0.1 Tolerance +0,15…+0,20 Dimensions – Ed 301/6 Dimensions Ed 301/6 – 1 Table 24: Type Ed 301/6 Dimensions Ed 301/6 – 2 Table 25: Type – – Ed 301/6 Tolerance +0.1 Tolerance +0,15…+0,20 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 29 / 74...
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Dimensions – Ed 301/12 Dimensions Ed 301/12 – 1 Table 30: Type Ed 301/12 Dimensions Ed 301/12 – 2 Table 31: Type – – – – – – – – Ed 301/12 Tolerance +0.1 Tolerance +0,15…+0,20 30 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Dimensions – Ed 301/15 Dimensions Ed 301/15 – 1 Table 36: Type Ed 301/15 Dimensions Ed 301/15 – 2 Table 37: Type – – – – – – – – Ed 301/15 Tolerance +0.1 Tolerance +0,15…+0,20 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 31 / 74...
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Dimensions – Ed 400/12 Dimensions Ed 400/12 – 1 Table 42: Type – Ed 400/12 Dimensions Ed 400/12 – 2 Table 43: Type – – – – – – – – Ed 400/12 Tolerance +0.1 Tolerance +0,15…+0,20 32 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Dimensions – Ed 450/20 Dimensions Ed 450/20 – 1 Table 48: Type Ed 450/20 Dimensions Ed 450/20 – 2 Table 49: Type – – – – – – – – Ed 450/20 Tolerance +0.1 Tolerance +0,15…+0,20 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 33 / 74...
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Ed 630/8 – Ed 630/9 Ed 630/10 Dimensions Ed 630/8, Ed 630/9, Ed 630/10 – 2 Table 53: Type Ed 630/8 – – – – – – – – Ed 630/9 Ed 630/10 Tolerance +0.1 Tolerance +0,15…+0,20 34 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
-20°C. Due to a risk of overheating, the heater must not be switched on above +20°C. Special range Special operating liquid that is Heater not required suitable for cold temperatures -35 °C to +40 °C EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 35 / 74...
The permissible frequency tolerance is ±2 %. 3.6.5 Altitude of setup site The maximum permitted altitude of the setup site is 1,000 m above sea level, unless different values are specified on the rating plate. 36 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
Ed 50/6 Ed 80/6 Ed 121/6 Ed 185/6 Ed 201/6 Ed 301/6 Ed 50/12 Ed 80/12 Ed 121/12 Ed 201/12 Ed 301/12 Ed 185/16 Ed 301/15 Ed 350/20 Ed 400/6/8/12 Ed 450/8/10/20 Ed 500 Ed 630 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 37 / 74...
Thrust shackle Double seal with the hydraulic chamber Piston rod Lifting/lowering valve Brake spring (c-spring) Hydraulic cylinder Piston Hydraulic pump Motor shaft seal Terminal box Asynchronous alternating current motor (two- Base mounting pole) Oil fill opening 38 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
Layout of the ELDRO device (example of Ed 630/9) Thrust shackle Double seal with the hydraulic chamber Piston rod Hydraulic cylinder Piston Lifting/lowering valve Motor shaft seal Terminal box Asynchronous alternating current motor (two-pole) Base mounting Oil fill opening EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 39 / 74...
If the piston is in the end position (e.g. in continuous operation S1), the power input to the motor will reduce due to hydraulic principles. ® This way, an overload of the ELDRO device is precluded and a ther- mal protective circuit is therefore not required. 40 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
▪ Note the scope of the damage on the transport documents and on the delivery slip of the transporter. ▪ Report defects. Report each defect as soon as it is discovered. Damage compensa- tion claims can be asserted only within the statutory warranty periods. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 41 / 74...
Seals that have been in storage for too long a time will lose their elasticity also in installed condition and thereby loose their full functionality. 42 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
10 and 70 kg Risk of injury when load is lifted manually. – Use suitable lifting gear (e.g. crane). – Do not stay underneath suspended loads. – Use a means of transportation (e.g. lift truck) with sufficient load-bearing capacity. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 43 / 74...
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® When replacing ELDRO devices of the older type series for de- vices of the current type series, it is necessary to consult with the manufacturer because of the different installation dimen- sions. 44 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
If, for example, for reasons of space, a horizontal installation position with the terminal box arranged on the side or at the bot- ® tom is necessary, the ELDRO device must be modified by the manufacturer. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 45 / 74...
Both bolt axes must be aligned in parallel to each other, as the lift- ing rod will otherwise get jammed and the free development of force by the device is then no longer assured. ▪ Secure bolts with splint pins or similar against coming off. 46 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
® When connecting the ELDRO device, normative requirements must be observed. Before connecting, it must be checked if the mains voltage and the mains frequency is consistent with the specifications on the rating plate. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 47 / 74...
Assembly and installation Electrical connection 6.2.1 Terminal box and terminal diagram Terminal board 6-pole Terminal diagram: Figure 11: Terminal diagram 6-pole Earthed conductor clamp Delta circuit Bridge Star circuit (delivery condition) Terminal clamps for the motor 48 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Figure 12: Terminal diagram 9-pole with heater Bridge Terminal clamps for the motor Terminal clamps for the heater M25-x-1.5-screw connection for motor ca- M25-x-1.5-screw connection for heater cable Delta circuit Earthed conductor clamp Star circuit (delivery condition) EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 49 / 74...
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Blind plugs Star circuit (delivery condition) Earthed conductor clamp Double Star circuit Terminal clamps for the motor If needed, the motor can also be operated in a double-star cir- cuit YY by reconnecting the bridges (2). 50 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
If a motor circuit breaker is used nonetheless to ® secure the ELDRO devices, it is recommended to set the ther- mal overcurrent trigger to 1.5-times the device current accord- ing to the rating plate. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 51 / 74...
The cables for the supply voltage of the motor are inserted through the M25 x 1.5-screw connections. The voltage is supplied to the heater through the second M25 x 1.5-screw connection on the ter- minal box. 52 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Assembly and installation Electrical connection Temperature measuring points Figure 14: Temperature measuring points Type Ed 23.5 Temperature measuring points Types Ed 30, Ed 50, Ed 80 Types Ed 121.6 – Ed 350.20 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 53 / 74...
#See "H" on the housing The adjustment screw S for the reset time (lowering time) is found on the right of the rating plate, likewise behind a sealing plug. #See "S" on the housing. 54 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
(2) and never loosen the slotted nut (1) in the process. ▪ Screw in the sealing plug (3). Assembly completion After completion of the assembly, it must be checked that the protec- tive conductor system is unobstructed. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 55 / 74...
– Ensure sufficient clear space during the assembly to prevent crushing or take alternative measures to secure the place of hazard. – Before deinstalling the ELDRO ® device, the connected unit, e.g. the brake, must be secured against movements. 56 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
− The mounting bolts on the thrust shackle and the base mounting are secured against accidental movements (e.g. by means of safety splinter pins). − The axes are arranged in parallel to each other. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 57 / 74...
Lifting rod is jammed from the outside Remove jamming/tension or remove traverse forces in the devices to be powered. Interruption of a supply line (two-phase Find and repair the interruption run) 58 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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Between two phases: Short circuit in Resistance measurement, replace consumption coil device if necessary and send it to the manufacturer for repair Between all phases: Rotor drags or is Replace device and send it to the jammed manufacturer for repair EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 59 / 74...
Risk of injury (e.g. face and eyes) caused by ejecting hydraulic oil – Before opening the ELDRO ® device, it must be secured against restarting. – Turn the filler screw only very slowly. – Turning out and removing the filler screw is permitted only to trained personnel. 60 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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– When switching off the motor, the cylinder will move back into the end position. – Before deinstalling the ELDRO ® device, the connected unit, e.g. the brake, must be secured against movements. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 61 / 74...
-25°C to +50°C with the operating liquid (hydraulic oil) Shell Morlina 10 oil of class HL10 DIN 51524. For other temperature ranges, spe- cial operating liquids are required (inquire with the manufacturer). 62 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
▪ Remove the filler screw from the filler neck. ▪ Check the fill level depending on the ELDRO ® type and refill if nec- essary. Figure 16: Fill level of operating liquid Filler neck Lower edge of filler neck (fill level for operating liquid) EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 63 / 74...
▪ Close the filler screw and, if there is one, the overflow screw tightly (tensioning torque: 65 Nm). ▪ Bring the ELDRO ® device into the original installation position (⇒Chapter "Assembly") 9.1.3 Seals ® The ELDRO device must be checked for leaks at least once a year. 64 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
2-3 ans force ❑ ❑ Measurement of power tous les 2-3 ans consumption ❑ ❑ Measurement of insula- tous les 2-3 ans tion resistance ❑ ❑ Measurement of winding tous les 2-3 ans resistance EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 65 / 74...
Trial run every 6 months Visual check annually annually every 6 months Function check annually annually Extended inspection every 2–3 years Recommendation Maintenance 5 years or 5 million cycles 66 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
Shut-off due to potentially existing c-springs, brake springs, brake weights or other external loads Risk of being crushed by lifting rod – Before disassembly of ELDRO ® devices, the downstream drive must be secured because the lifting rod retracts auto- matically. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 67 / 74...
10 and 70 kg Risk of injury when load is lifted manually. – Use suitable lifting gear (e.g. crane). – Do not stay underneath suspended loads. – Use a means of transportation (e.g. lift truck) with sufficient load-bearing capacity. 68 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...
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2. Pull out bolt from the lifting rod. ® 3. Attach lifting gear on the ELDRO device. 4. Pull out bolt from the base drill hole. ® 5. Take off the ELDRO device with the lifting gear. EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx 69 / 74...
− Observe the national regulations that are applicable on site. − Observe company-specific requirements. − Separate disposal of the operating liquid (oil fill), plastic parts and metal parts. − Dispose of operating media and auxiliary materials according to the respectively valid safety datasheets. 70 / 74 EMG-MA-Ed23-Ed630-V2_EN_T.Nr.344029.docx...