Pfeiffer Vacuum OKTA 1000 ATEX User manual

OPERATING INSTRUCTIONS
EN
Translation of the Original
OKTA 1000 ATEX
Roots pump

Dear Customer,
Thank you for choosing a Pfeiffer Vacuum product. Your new roots pump should support you
in your individual application with full performance and without malfunctions. The name
Pfeiffer Vacuum stands for high-quality vacuum technology, a comprehensive and complete
range of top-quality products and first-class service. From this extensive, practical experience
we have gained a large volume of information that can contribute to efficient deployment and
to your personal safety.
In the knowledge that our product must avoid consuming work output, we trust that our
product can offer you a solution that supports you in the effective and trouble-free
implementation of your individual application.
Please read these operating instructions before putting your product into operation for the
first time. If you have any questions or suggestions, please feel free to contact info@pfeiffer-
vacuum.de.
Further operating instructions from Pfeiffer Vacuum can be found in the Download Center on
our website.
Disclaimer of liability
These operating instructions describe all models and variants of your product. Note that your
product may not be equipped with all features described in this document. Pfeiffer Vacuum
constantly adapts its products to the latest state of the art without prior notice. Please take
into account that online operating instructions can deviate from the printed operating
instructions supplied with your product.
Furthermore, Pfeiffer Vacuum assumes no responsibility or liability for damage resulting from
the use of the product that contradicts its proper use or is explicitly defined as foreseeable
misuse.
Copyright
This document is the intellectual property of Pfeiffer Vacuum and all contents of this
document are protected by copyright. They may not be copied, altered, reproduced or
published without the prior written permission of Pfeiffer Vacuum.
We reserve the right to make changes to the technical data and information in this document.
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Table of contents
1 About this manual 7
1.1 Validity 7
1.1.1 Applicable documents 7
1.1.2 Variants 7
1.2 Target group 7
1.3 Conventions 7
1.3.1 Instructions in the text 7
1.3.2 Pictographs 8
1.3.3 Stickers on the product 8
1.3.4 Abbreviations 9
1.4 Trademark proof 10
2 Safety 11
2.1 General safety information 11
2.2 Safety instructions 11
2.3 Safety precautions 15
2.4 ATEX classification and safety measures 15
2.4.1 Labeling of the vacuum pump 16
2.4.2 Potential hazards 17
2.4.3 Safety measures 17
2.5 Limits of use of the product 18
2.6 Proper use 19
2.7 Foreseeable improper use 19
3 Product description 21
3.1 Functional description 21
3.1.1 Design with overflow valve 21
3.1.2 Design with blocked overflow valve 22
3.2 Identifying product 22
3.3 Scope of delivery 23
4 Transportation and Storage 24
4.1 Transporting the vacuum pump 24
4.2 Storing vacuum pump 25
5 Installation 26
5.1 Preparatory work 26
5.2 Setting up vacuum pump 26
5.3 Filling with lubricant 27
5.4 Connecting the vacuum side 28
5.5 Connecting the fore-vacuum side 29
5.6 Setting and checking the temperature monitoring 30
5.6.1 Check thermometer installation dimension 30
5.6.2 Arrange a signal evaluation for the thermometer 31
5.7 Connect to mains power supply 31
5.7.1 Connecting three phase motor with 6-pin terminal board 32
5.7.2 Checking the direction of rotation 33
5.7.3 Connecting the PTC thermistor tripping unit 33
5.8 Observing the motor torque 34
6 Operation 35
6.1 Putting the vacuum pump into operation 35
6.2 Operation with frequency converter 35
6.2.1 Observe the voltage slew rate 35
6.2.2 Observe the mechanical resonance 35
6.3 Switching on vacuum pump 36
6.4 Adjusting the sealing gas amount 36
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6.5 Checking the power input 37
6.6 Vibration monitoring 38
6.6.1 Monitor the operating condition 39
6.6.2 Monitoring the bearing condition 39
6.6.3 Monitoring the motor condition 40
6.7 Switching off and venting the vacuum pump 41
7 Maintenance 42
7.1 Maintenance information 42
7.2 Checklist for inspection and maintenance 43
7.3 Changing lubricant 45
7.4 Cleaning the suction chamber 47
7.5 Cleaning the overflow valve 47
8 Decommissioning 49
8.1 Shutting down for longer periods 49
8.2 Recommissioning 49
9 Recycling and disposal 50
9.1 General disposal information 50
9.2 Dispose of Okta roots pumps 50
10 Malfunctions 51
11 Service solutions by Pfeiffer Vacuum 53
12 Spare parts 55
12.1 Ordering spare parts packs 55
13 Accessories 56
13.1 Accessory information 56
13.2 Ordering accessories 56
14 Technical data and dimensions 57
14.1 General 57
14.2 Technical data 57
14.3 Dimensions 58
Declaration of Conformity 60
Declaration of Conformity 61
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List of tables
Tbl. 1: Variants 7
Tbl. 2: Stickers on the product 9
Tbl. 3: Abbreviations used 10
Tbl. 4: ATEX designations 17
Tbl. 5: Potential hazards 17
Tbl. 6: Measures and safety equipment 18
Tbl. 7: Permissible ambient conditions 19
Tbl. 8: Maximum permissible forces and torques on the intake flange 29
Tbl. 9: Thermometer type 30
Tbl. 10: EPL (Equipment protection level) 31
Tbl. 11: Evaluated frequency ranges 39
Tbl. 12: Characteristic bearing damage frequencies of the roots pump 40
Tbl. 13: Characteristic frequencies of the roots pump 40
Tbl. 14: Relevant frequency range of the motor 40
Tbl. 15: Maintenance intervals 44
Tbl. 16: Overflow valve maintenance intervals 44
Tbl. 17: Troubleshooting 52
Tbl. 18: Accessories 56
Tbl. 19: Consumables 56
Tbl. 20: Conversion table: Pressure units 57
Tbl. 21: Conversion table: Units for gas throughput 57
Tbl. 22: Technical data Okta 1000 ATEX with lubricant P3 and H1 58
List of tables
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