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ZIMM ZA-25 Operating Instructions Manual

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Operating instructions
Actuator
Installation – Operation – Maintenance – Inspection
ZA-25 – ZA-200
EN
2024 0.6

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Summary of Contents for ZIMM ZA-25

  • Page 1 Operating instructions Actuator Installation – Operation – Maintenance – Inspection ZA-25 – ZA-200 2024 0.6...
  • Page 2 Reproduction or passing on and transfer of these operating instructions to third parties is prohibited and will result in liability for damages. ZIMM GmbH accepts no liability for damage caused by non-compliance with these operating instructions.

  • Page 3: Table Of Contents

    Table of contents About this document ..........................4 Handling these operating instructions ..................4 Symbols and labeling ........................4 Security ..............................5 Intended use ..........................5 Obligations of the operator ......................5 Scope of supply ............................6 Product description ..........................6 Overview ............................

  • Page 4: About This Document

    About this document Handling these operating instructions These operating instructions are part of the ZIMM actuator. Read the operating instructions carefully before use. Keep the operating instructions for the entire service life. Make the operating instructions accessible to operating and maintenance personnel at all times.

  • Page 5: Security

    For compliance with the Electromagnetic Compatibility Act, the ZIMM actuator may only be used in industrial applications as defined in EN 50 081-2. Any other use is considered improper use. In cases of doubt, the use of the ZIMM actuator must be clarified in advance with ZIMM GmbH. Obligations of the operator Ensure that the ZIMM actuator is only operated and maintained in accordance with these operating instructions and the nationally applicable regulations and directives.

  • Page 6: Scope Of Supply

    Scope of supply The ZIMM actuator is supplied in adequately secured packaging to prevent possible shipping damage. The following parts are in the scope of supply of the ZIMM actuator: • ZIMM actuator • These operating instructions • Other parts according to delivery bill...

  • Page 7: Nameplate

    Nameplate Fig. 2: Example of a nameplate Contact details ZIMM Rated speed / max. speed Type designation Serial number Maximum static load actuator Serial number (spindle etc. not included) as Data Matrix Code and gear ratio Versions / Variants Variant...
  • Page 8 Variant ZA series, with ball screw drive KGT Mounting head Housing, ZA series Push tube Drive shaft Head nut Lubrication Spindle Cylinder barrel and torsional protection Variant ZA series, (with ball screw drive KGT and load damper) Load damper Housing, ZA series Push tube Drive shaft Head nut...

  • Page 9: Grease Nipple

    Grease nipple ZIMM actuators have grease nipples that ensure simple and clean lubricating of the screw drives and torsional protection. NOTE For optimum lubrication, use an automatic and controlled lubricator (PLC-capable). Load damper The load damper provides the actuator with a physical buffer that reduces shocks in the event of block travel.

  • Page 10: Transportation And Storage

    CAUTION Damage to the ZIMM actuator! Check the packaging for damage on receipt. Do not drop the ZIMM actuator and do not subject it to impacts. Use suitable lifting gear if necessary. Bending of the push tube or spindle! Handle long and thin push tubes with particular care to avoid damage.
  • Page 11 Fig. 3: Examples of transporting the ZIMM actuator When lifting with the crane, attach the lifting slings to suitable lifting points. During transportation, distribute the weight of the ZIMM actuator as evenly as possible over all holding points. Transport fastening Ring bolts or ring nuts can be attached to the gearbox for secure hanging.

  • Page 12: Storage

    Do not store for more than a brief period in areas that although roofed still allow free circulation of air from outside. Carry out commissioning no later than 1 year after delivery (delivery date from ZIMM is decisive). For other storage conditions and storage times: Please consult ZIMM GmbH. Transportation and storage...

  • Page 13: Assembly

    • Safety distance between moving and fixed components is maintained. Lack of self-locking! Material damage to the overall system and ZIMM actuators due to lack of self-locking on spindle with ball screw drive KGT. Provide spring-applied brake FDB or brake motor.

  • Page 14: Installing Actuator And Bevel Gear Drives

    1. Set up the ZIMM actuator and ensure that the installation accuracies are observed and ensure straight alignment for the spindle attachments (e.g. with a precision machine spirit level). 2. Mount the ZIMM actuator with screws, tighten the mounting screws.

  • Page 15: Fitting Couplings And Connecting Shafts

    Bevel gear drive The direction of rotation can be changed by turning the T-Version Fig. 8: T-Version (Bevel gear drive) Ensure correct direction of rotation during installation. Fitting couplings and connecting shafts ZIMM actuators to be connected are installed. The bevel gear drives must be installed where appropriate. CAUTION Moving parts! Injuries caused by rotating parts.
  • Page 16 1. Place the connecting shaft on the shaft extensions (ZIMM actuator or Bevel gear drive). Ensure that the gearboxes are correctly leveled. 2. Fix the coupling half shells with mounting screws with the following tightening torques: Connecting shaft Coupling Tightening torque...

  • Page 17: Fitting The Motor

    70, 75, 90 17 Nm To increase security, the grub screw can be secured with „medium-strength“ threadlocker. Fitting the motor ZIMM actuator is installed. CAUTION Moving parts! Injuries caused by rotating parts. Switch off the entire system and it against being switched on again.

  • Page 18: Installation With Load Damper

    Fig. 10: Motor assembly 1. Fit the motor flange (1) to the ZIMM actuator and screw tight. 2. Mount the coupling halves (2) on the gearbox shaft and fix them in place. 3. Attach the coupling star (3). 4. Fit the coupling halves (4) on the motor side onto the motor shaft.

  • Page 19: Connecting Electrical Components

    Load dampers must always work perpendicular to the contact surface. Lateral forces caused by a poorly aligned design can cause irreparable damage (see figures 1 and 2). Fig. 1: Load resting loosely Fig. 2: Screw connection for positioning permitted, no tensile loads and no lateral forces permitted. Only reduced thread depth available.

  • Page 20: Limit Switch

    6.5.1 Motor Motor (if included in the scope of supply) is attached. 1. Open the motor terminal box. The terminal assignment can be found in the terminal box of the motor. 2. Connect the motor according to the wiring diagram. 6.5.2 Limit switch Connecting the Limit switch Fig.
  • Page 21 Rotate cable outlet If required, the cable outlet can be rotated by 180°. Fig. 13: Turning the cable outlet of the Limit switch 1. Undo and remove the screws (1) from the screw-on strip (2). 2. Pull Limit switch (3) out of Limit switch holder (4) with O-ring (5) and turn 180°. 3.

  • Page 22: Test Run

    1. If the alignment is incorrect: Correct the alignment, see chapter 6.6, page 22. 2. Repeat the test run. High forces are generated! Damage to the ZIMM actuator. Ensure that the Limit switches or end positions are not overrun. Ensure that attachments do not collide with other components.

  • Page 23: Correct Alignment

    The alignment can be corrected with little effort if necessary. Lubricated spindle (for more information, see chapter „7.2 Lubrication“, page 28). ZIMM actuator Fig. 15: Correctly aligned ZIMM actuator 1. Loosen the fastening screws on the gearbox housing and on the head. 2. Fully retract the jack (1).

  • Page 24: Commissioning

    (see chapter 7.1.1., page 28). Run-in phase The running-in phase of the ZIMM actuator and the spindle usually lasts between 20 and 50 operating hours. During this time, a higher torque and a higher operating temperature must be expected.

  • Page 25: Operation And Maintenance

    Serious injury or death. Leave the danger zone and secure it. Inspection ZIMM actuators must be inspected regularly to ensure trouble-free operation: • First inspection after 1 month at the latest • Further inspections at least once a year 1. Record inspections, for template see „Annex: Inspection log“, page 37.
  • Page 26 2,25 Tr70x12 Tr80x16 • If the maximum permissible wear is exceeded, the ZIMM actuator must be replaced. Fig. 16: Safety catch nut SIFA: Dimension „A“ for comparison during wear test 4. Check the clutch spiders visually. 5. Check coatings and surface coatings: repair any existing coating and paint damage or renew the surface protection.
  • Page 27 7.1.2 Use of load dampers WARNING The maximum spring travel must not be exceeded in order to achieve the specified service life of the shock absorber and to avoid the risk of crushing or explosion. Any mechanical processing (drilling, welding ...) on the load damper is strictly prohibited. Do not use the load attenuator near flames or heat sources.

  • Page 28: Lubrication

    ZIMM standard greases are not hazardous goods. Contact ZIMM for safety data sheets. 7.2.1 Lubricating the actuator gearbox Gearboxes of ZIMM actuators are sealed and filled with high-quality synthetic fluid grease. Under normal conditions, the gearbox is lubricated for life. 7.2.2 Lubricating the bevel gear drive The bevel gear drives are filled with a synthetic oil and lubricated for life under normal conditions.
  • Page 29 Damage to the spindle. Do not multi-purpose greases. Do not mix greases. Use special grease if necessary. Only use lubricants that have been approved by ZIMM GmbH. ZIMM will be pleased to give you advice. CAUTION Risk of burns! Operating temperature too high.
  • Page 30 7.2.4 Lubricating the spindle with ball screw drive KGT The values in the following table can be used as a guide for lubricating ungreased KGT nuts [ml]: KGT-Ø Gradient – – NOTE The ZIMM actuator is supplied ex works with initial lubrication. Operation and maintenance...
  • Page 31 Damage to the spindle. Do not multi-purpose greases. Do not mix greases. Use special grease if necessary.. Only use lubricants that have been approved by ZIMM GmbH. ZIMM will be pleased to give you advice. CAUTION Risk of burns! Operating temperature too high.

  • Page 32: Automatic Lubrication

    NOTE Lubrication during operation. Instead of a grease gun, use the automatically controlled lubricator (e.g. PLCcompatible). ZIMM will be pleased to give you advice. There are also different lubricants for different applications. • High temperature • Low temperature • Food industry •...

  • Page 33: Troubleshooting

    Sintered metal silencers from the pneumatic industry can be used as ventilation. This means that the ZIMM actuator loses its IP64 protection class. A different type of ventilation must be used for a higher degree of protection. Fig. 17: Ventilation position with automatic lubrication...
  • Page 34 2. Shorten the greasing intervals. Geometric errors in the Check alignment: system • Parallelism of the ZIMM actuators to each other • Parallelism of the ZIMM actuators to the guides • Angularity of the screw-on surfaces (gearbox, nut, fixing flanges, etc.)

  • Page 35: Decommissioning And Recommissioning

    Only have the ZIMM actuator disassembled by ZIMM or by personnel authorized by ZIMM. Get in touch with ZIMM GmbH. 10 Waste disposal The ZIMM actuator complies with the current standards and guidelines for the disposal of old appliances and does not contain any toxic substances that require special precautions. During disposal, ensure: •...

  • Page 36: 11 Declaration Of Incorporation

    Declaration of incorporation for partly completed machinery (Described in EC Machinery Directive 2006/42/EC, Annex II B) The manufacturer "ZIMM GmbH" declares herewith that all "screw jacks" delivered by ZIMM of the models SHZ, MSZ, Z, GSZ or ZE Size (max. load)

  • Page 37: Annex: Inspection Log

    12 Annex: Inspection protocol Copy template for inspections as per chapter „7.1 Inspection“, page 25. ZIMM actuator (serial number): Date Description Remark Mark Commissioning Annex: Inspection protocol...
  • Page 38 ZIMM GmbH Millennium Park 3 | A-6890 Lustenau zimm.com +43 5577 / 8060 | info@zimm.com...

This manual is also suitable for:

Za-200

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