Pfeiffer Vacuum HEPTA 400 P Bedienungsanleitung

OPERATING INSTRUCTIONS

Translation of the Original

HEPTA 400 P

Screw pump

Dear Customer,

Thank you for choosing a Pfeiffer Vacuum product. Your new screw pump is designed to

support you with its performance, perfect operation and without impacting your individual

application. The name Pfeiffer Vacuum represents high-quality vacuum technology, a

comprehensive and complete range of top-quality products and first-class service. With this

expertise, we have acquired a multitude of skills contributing to an efficient and secure

implementation of our product.

Knowing that our product must not interfere with your actual work, we are convinced that our

product offers you the solution that supports you in the effective and trouble-free execution 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.

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.

2/62

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 9

2 Safety 10

2.1 General safety information 10

2.2 Safety instructions 10

2.3 Safety precautions 13

2.4 Limits of use of the product 13

2.5 Proper use 14

2.6 Foreseeable improper use 14

2.7 Personnel qualification 14

2.7.1 Ensuring personnel qualification 14

2.7.2 Personnel qualification for maintenance and repair 15

3 Product description 16

3.1 Function 16

3.1.1 Air cooling 16

3.1.2 Temperature monitoring 17

3.1.3 Thermometer 17

3.1.4 Shaft seal on motor side and vacuum side 17

3.1.5 Gas ballast 17

3.1.6 Sealing gas system 17

3.1.7 Safety valve 17

3.1.8 Non-return valve 17

3.2 Identifying the product 17

3.3 Product features 17

3.4 Scope of delivery 17

4 Transportation and Storage 18

4.1 Transport 18

4.2 Bearing 19

5 Installation 20

5.1 Setting up the vacuum pump 20

5.2 Connecting the vacuum side 20

5.3 Connecting the exhaust side 22

5.4 Connecting the sealing gas system 22

5.5 Connecting the gas ballast system 24

5.6 Connecting the flushing gas system 25

5.7 Installing the coupling 26

5.8 Connecting the silencer 26

5.9 Filling the cooling liquid 27

5.10 Filling with lubricant 28

5.10.1Filling lubricant on the motor side 29

5.10.2Filling lubricant on the vacuum side 29

5.11 Connect to mains power supply 30

5.11.1Connect three phase motor with 6-pin terminal board 31

Table of contents

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5.11.2Connect three phase motor with 12-pin terminal board 31

5.12 Checking the direction of rotation 32

5.13 Connecting the water/air heat exchanger 33

5.14 Connecting the PTC thermistor tripping unit 34

6 Operation 36

6.1 Commissioning the vacuum pump 36

6.2 Switching on the vacuum pump 37

6.3 Conveying condensable vapors 37

6.4 Flushing the screw pump with fluid 38

6.5 Flushing the screw pump with gas 38

6.6 Switching off the vacuum pump 38

7 Maintenance 40

7.1 Maintenance information 40

7.2 Checklist for inspection and maintenance 41

7.3 Checking the lubricant level 41

7.4 Checking the cooling liquid level 42

7.5 Changing the lubricant 42

7.5.1 Draining lubricant on the motor side 44

7.5.2 Draining lubricant on the vacuum side 44

7.5.3 Filling lubricant on the motor side 45

7.5.4 Filling lubricant on the vacuum side 45

7.6 Changing the cooling liquid 46

7.6.1 Draining the cooling liquid 46

7.6.2 Filling the cooling liquid 47

7.7 Changing the gas ballast filter 48

7.8 Draining the condensate in the silencer 48

8 Decommissioning 50

8.1 Decommissioning the vacuum pump 50

8.2 Recommissioning 50

9 Recycling and disposal 52

9.1 General disposal information 52

9.2 Disposing of the screw pump 52

10 Malfunctions 53

11 Service solutions by Pfeiffer Vacuum 55

12 Accessories 57

12.1 Accessory information 57

12.2 Ordering accessories 57

12.3 Consumables 57

13 Technical data and dimensions 58

13.1 General 58

13.2 Technical data 58

13.3 Substances in contact with the media 58

13.4 Dimensions 59

EC Declaration of Conformity 60

UK Declaration of Conformity 61

Table of contents

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List of tables

Tbl. 1: Stickers on the product 8

Tbl. 2: Abbreviations used in this document 9

Tbl. 3: Limits of use of the product 14

Tbl. 4: Characteristics of the screw pumps 17

Tbl. 5: Maximum permissible forces on the intake flange 21

Tbl. 6: Requirements for the sealing gas 24

Tbl. 7: Requirements for the ballast gas 25

Tbl. 8: Requirements for the flushing gas 26

Tbl. 9: Maintenance intervals 41

Tbl. 10: Troubleshooting 54

Tbl. 11: Accessories 57

Tbl. 12: Consumables 57

Tbl. 13: Conversion table: Pressure units 58

Tbl. 14: Conversion table: Units for gas throughput 58

Tbl. 15: Technical data for Hepta 400 P 58

Tbl. 16: Materials that make contact with the process media 59

List of tables

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List of figures

Fig. 1: Position of sticker on the product shown as an example 8

Fig. 2: Operating principle 16

Fig. 3: Structure of the vacuum pump 16

Fig. 4: Transporting the vacuum pump 18

Fig. 5: Setting up the vacuum pump 20

Fig. 6: Connecting the sealing gas system 23

Fig. 7: Connecting the sealing gas system with nitrogen monitoring tablet 23

Fig. 8: Connection data for the solenoid valve 23

Fig. 9: Connection data for the flow rate monitor 24

Fig. 10: Connecting the gas ballast system 24

Fig. 11: Connection data for the solenoid valve 24

Fig. 12: Connecting the flushing gas system 25

Fig. 13: Connection data for the solenoid valve 25

Fig. 14: Installing the coupling 26

Fig. 15: Connecting the silencer 27

Fig. 16: Filling the cooling liquid 28

Fig. 17: Filling lubricant on the motor side 29

Fig. 18: Filling lubricant on the vacuum side 29

Fig. 19: Delta connection 31

Fig. 20: Star circuit 31

Fig. 21: Double star circuit 31

Fig. 22: Delta connection 32

Fig. 23: Star circuit 32

Fig. 24: Checking the direction of rotation 32

Fig. 25: Direction of air flow 33

Fig. 26: Connection data for the 24 V fan motor 33

Fig. 27: Delta connection 34

Fig. 28: Star circuit 34

Fig. 29: Connection example with PTC thermistor tripping unit 35

Fig. 30: Gas ballast valve 37

Fig. 31: Checking the lubricant level on the motor side 42

Fig. 32: Checking the lubricant level on the vacuum side 42

Fig. 33: Checking the cooling liquid level 42

Fig. 34: Draining lubricant on the motor side 44

Fig. 35: Draining lubricant on the vacuum side 44

Fig. 36: Filling lubricant on the motor side 45

Fig. 37: Filling lubricant on the vacuum side 45

Fig. 38: Draining the cooling liquid 46

Fig. 39: Filling the cooling liquid 47

Fig. 40: Changing the gas ballast filter 48

Fig. 41: Dimensions of Hepta 400 P 59

List of figures

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1 About this manual

IMPORTANT

Read carefully before use.

Keep the manual for future consultation.

1.1 Validity

This operating instructions is a customer document of Pfeiffer Vacuum. The operating instructions de-

scribe the functions of the named product and provide the most important information for the safe use of

the device. The description is written in accordance with the valid directives. The information in this op-

erating instructions refers to the product's current development status. The document shall remain valid

provided that the customer does not make any changes to the product.

1.1.1 Applicable documents

Document Number

Declaration of conformity A component of these instructions

You can find this document in the Pfeiffer Vacuum Download Center.

1.1.2 Variants

These instructions are applicable for HeptaDry vacuum pumps.

Pump type Pump version

Hepta 400 P Dry-compressing screw pump, air-cooled

1.2 Target group

This operating instructions is intended for persons who

●transport,

●installation,

●operate,

●decommissioning,

●servicing and cleaning,

●storage or disposal.

The work described in this document may only be carried out by persons who have appropriate profes-

sional qualifications (experts).

1.3 Conventions

1.3.1 Instructions in the text

Usage instructions in the document follow a general structure that is complete in itself. The required ac-

tion is indicated by an individual step or multi-part action steps.

Individual action step

A horizontal, solid triangle indicates the only step in an action.

►This is an individual action step.

Sequence of multi-part action steps

The numerical list indicates an action with multiple necessary steps.

1. Step 1

2. Step 2

3. ...

About this manual

7/62

1.3.2 Pictographs

The pictographs used in the document indicate useful information.

Note

Tip

true

false

1.3.3 Stickers on the product

This section describes all the stickers on the product along with their meanings.

Made in Germany

Year

Vacuum Pump

S/N = PPPPYYWWNNNN

p = 1 hPa (mbar)

abs V = 300 m³/h

max

-1

n = 3600 min

max m = 500 kg

Oil quantity = 1 LOil = Pfeiffer D1

D-35614 Asslar

Oil

D-3

Hepta 400 P

2019

PU V83 0004 000

Rating plate (example)

Rating plate for the screw pump

Mod.: xxx

Mod.-Nr.: PT 35S 235

Mass: 55 kg

xxxx 1/min

Motor rating plate

Rating plate of the motor

Warning hot surface

This sticker warns of injuries caused

by high temperatures as a result of

contact without safeguards during op-

eration.

Operating instructions note

This sticker indicates that this operat-

ing instructions must be read before

performing any tasks.

Arrow indicating direction of rota-

tion

The direction of rotation arrow indi-

cates the required motor rotation di-

rection.

Tbl. 1: Stickers on the product

12345

Fig. 1: Position of sticker on the product shown as an example

1 Arrow indicating direction of rotation 4 Hot surface warning sign

2 Hot surface warning sign 5 Operating instructions note

3 Rating plate for the screw pump

About this manual

8/62

1.3.4 Abbreviations

Abbreviation Meaning in this document

OI Operating instructions

FKM Fluorocarbon rubber

N.N. Mean sea level

PE Protective earth (earthed conductor)

WAF Width Across Flats

SLM Standard liter per minute

TThermal circuit breaker

VCI Volatile Corrosion Inhibitor

Tbl. 2: Abbreviations used in this document

1.4 Trademark proof

●Zitrec® M is a registered trademark of Arteco nv/sa.

●ROTEX® is a registered trademark of KTR Systems GmbH.

About this manual

9/62

2 Safety

2.1 General safety information

The following 4 risk levels and 1 information level are taken into account in this document.

DANGER

Immediately pending danger

Indicates an immediately pending danger that will result in death or serious injury if not observed.

►Instructions to avoid the danger situation

WARNING

Potential pending danger

Indicates a pending danger that could result in death or serious injury if not observed.

►Instructions to avoid the danger situation

CAUTION

Potential pending danger

Indicates a pending danger that could result in minor injuries if not observed.

►Instructions to avoid the danger situation

NOTICE

Danger of damage to property

Is used to highlight actions that are not associated with personal injury.

►Instructions to avoid damage to property

Notes, tips or examples indicate important information about the product or about this docu-

ment.

2.2 Safety instructions

All safety instructions in this document are based on the results of the risk assessment carried out in

accordance with Machinery Directive 2006/42/EC Annex I and DIN EN ISO 12100 Section 5. Where ap-

plicable, all life cycle phases of the product were taken into account.

Risks during transport

WARNING

Risk of serious injury from oscillating, toppling or falling objects

During transport, there is a risk of crushing and impact on oscillating, toppling or falling objects. There

is a risk of injuries to limbs, up to and including bone fractures and head injuries.

►Secure the danger zone if necessary.

►Note the center of gravity of the load during transport.

►Do not lift the vacuum pump via the eye bolt on the motor.

►Ensure harmonious movements and moderate speeds.

►Observe safe handling of the transport devices.

►Avoid sloping attachment aids.

►Never stack products.

►Wear protective equipment, e.g. safety shoes.

Safety

10/62

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