BOC Edwards XDS Series Instruction Manual
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BOC Edwards XDS Series Instruction Manual

Dry pump
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Pump Type
X
6 = XDS10
4 = XDS5
Instruction Manual
XDS Dry Pump
A72X-YY-ZZZ
Variant
Motor Description
YY
ZZZ
01 to 99
903 = Voltage set to 220 - 240 V, 50/60 Hz, single-phase
904 = Voltage set to 100/200 V, 50/60 Hz, single-phase
905 = Voltage set to 200 - 230/380 - 460 V, 50/60 Hz, three-phase
906 = Voltage set to 110 - 120 V, 50/60 Hz, single-phase
A726-01-880 Issue H Original
98/37/EC
94/9/EC
89/336/EEC
73/023/EEC

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Summary of Contents for BOC Edwards XDS Series

  • Page 1 A726-01-880 Issue H Original Instruction Manual XDS Dry Pump A72X-YY-ZZZ Pump Type Variant Motor Description 6 = XDS10 01 to 99 903 = Voltage set to 220 - 240 V, 50/60 Hz, single-phase 4 = XDS5 904 = Voltage set to 100/200 V, 50/60 Hz, single-phase 905 = Voltage set to 200 - 230/380 - 460 V, 50/60 Hz, three-phase 906 = Voltage set to 110 - 120 V, 50/60 Hz, single-phase 98/37/EC...

  • Page 3: Table Of Contents

    XDS Dry Pump CONTENTS PAGE Section Page INTRODUCTION Scope and definitions ATEX directive implications Description Gas-ballast control Construction TECHNICAL DATA Operating and storage conditions Performance 2.2.1 General 2.2.2 Performance characteristics Mechanical data 2.3.1 General 2.3.2 Noise and vibration data Electrical data 2.4.1 Single-phase pumps 2.4.2...
  • Page 4 The pumping speed is poor STORAGE AND DISPOSAL Storage Disposal SPARES AND ACCESSORIES Introduction Spares Accessories 7.3.1 Solenoid operated pipeline valve 7.3.2 Gas-ballast adaptor 7.3.3 Vibration isolators 7.3.4 Exhaust nozzle kit 7.3.5 XDS silencer INDEX RETURN OF BOC EDWARDS EQUIPMENT Issue H Jul 05...
  • Page 5 XDS Dry Pump ILLUSTRATIONS PAGE Figure Page The single-phase XDS dry pump Performance characteristics Dimensions Electrical interface: single-phase pumps Underside of the pump Three-phase electrical connections: 200-230 V Three-phase electrical connections: 380-460 V Inlet strainer assembly Gas-ballast control assembly Trimming the tip seals Replacing the tip seals TABLES Table...
  • Page 6 XDS Dry Pump PAGE This page intentionally blank. Issue H Jul 05...

  • Page 7: Introduction

    Warning - hot surfaces. Scope and definitions This manual provides installation, operation and maintenance instructions for the BOC Edwards ATEX directive implications XDS5 and XDS10 dry pumps. You must use the XDS pump as specified in this manual. Read this manual before you install, operate and maintain the XDS pump.

  • Page 8: The Single-Phase Xds Dry Pump

    XDS Dry Pump PAGE 1. NW25 inlet port 5. Baseplate 2. Gas-ballast control 6. Voltage indicator 3. Cooling fan 7. On / off switch 4. DN25NW/3/4” BSP exhaust 8. Hour counter Figure 1 - The single-phase XDS dry pump Issue H Jul 05...

  • Page 9: Description

    Section 4.5 and contact BOC Edwards for any further assistance. Air can be introduced to the low vacuum stages through the gas-ballast valve. Alternatively, an inert The body of the pump includes a fixed scroll and an gas such as nitrogen can be supplied through a orbiting scroll.

  • Page 10: Construction

    XDS Dry Pump Construction PAGE The pump scrolls are made from anodised aluminium and the motor housing made from aluminium only. All surfaces of the pump which are exposed to the pumped gases are free from copper, zinc and cadmium. Issue H Jul 05...

  • Page 11: Technical Data

    XDS Dry Pump TECHNICAL DATA Performance PAGE 2.2.1 General Operating and storage conditions Suckback on pump switch off typically 30 mbar ls Ambient temperature: (leak tightness 1x10 mbar ls Operating range 10 °C to 40 °C 2.2.2 Performance characteristics Storage range -30 °C to 70 °C The position of the gas-ballast control defines the performance...

  • Page 12: Performance Characteristics

    XDS Dry Pump Parameter Units XDS 10 XDS 5 PAGE Gas-ballast control closed (position '0') typical ultimate vacuum (total pressure) 50 Hz mbar < 7 x 10 < 7 x 10 < 7 < 7 typical ultimate vacuum (total pressure) 60 Hz mbar <...
  • Page 13 XDS Dry Pump PAGE Figure 3 - Dimensions Dimension Reference XDS5 XDS10 (Refer to Figure 3) Table 3 - Dimensions (mm) Jul 05 Issue H...

  • Page 14: Mechanical Data

    XDS Dry Pump Mechanical data 2.4.2 Three-phase pumps 2.3.1 General The dual voltage, dual frequency motor is designed PAGE for a three-phase electrical supply and is suitable for Maximum tilt angle 10° 50 Hz or 60 Hz operation (refer to Table 6 for the electrical data).
  • Page 15 XDS Dry Pump Nominal Frequency Power Current Recommended Pump Supply (V) (Hz) Fuse Rating (A) PAGE 220 - 240 XDS5 and XDS10 230 - 240 115 - 120 Table 4 - Electrical Data (single-phase pumps with item numbers -903 or -906) Nominal Frequency Power...
  • Page 16 XDS Dry Pump PAGE This page intentionally blank. Issue H Jul 05...

  • Page 17: Installation

    XDS pump for your application, overheat and seize, and cause the motor thermal refer to the BOC Edwards guidelines on vacuum overload device to open. pump and vacuum system safety (see associated...

  • Page 18: Electrical Installation: Single-Phase Pumps

    If it does not, you of suitable cables are available from your supplier or must change the configuration of the pump motor to BOC Edwards. match your supply voltage; use the procedure below. 1. On/off switch (I = on, O = off) 2.

  • Page 19: Check The Direction Of Rotation

    XDS Dry Pump The pump must be connected to a suitable fused and Check that the screw on the back of the motor protected electrical supply and a suitable earth rotates in the correct direction, shown by the PAGE point. arrow on the motor.

  • Page 20: Connect The Pump To Your Electrical Supply

    XDS Dry Pump 3.6.2 Connect the pump to your electrical supply PAGE WARNING Ensure that the electrical installation of the XDS pump conforms with your local and national safety requirements. It must be connected to a suitably fused and protected electrical supply and a suitable earth point.

  • Page 21: Check The Direction Of Rotation

    XDS Dry Pump We recommend that you connect the electrical Switch on the electrical supply to the motor for supply to the motor through a starter or circuit a few seconds. PAGE breaker which has thermal over-current protection Check that the screw on the back of the motor which can be adjusted to suit the current ratings rotates in the correct direction, shown by the shown in Table 6.

  • Page 22: Leak Test The System

    XDS Dry Pump • If necessary, incorporate flexible pipeline in your system to reduce the transmission of PAGE vibration and to prevent loading of the coupling joints. If you use flexible bellows, you must ensure that you use bellows which have a maximum pressure rating which is greater than the highest pressure that can be generated in your system.

  • Page 23: Operation

    XDS Dry Pump OPERATION Start up procedure PAGE WARNING Gas-ballast control Ensure that your system design does You can use the gas-ballast control to optimise the not allow the exhaust pipeline to performance of the dry pump for your application. become blocked.

  • Page 24: Implication Of Atex Directive

    XDS Dry Pump Implication of ATEX directive When flammable or pyrophoric materials are present within the equipment you must: PAGE 4.5.1 Introduction • Not allow air to enter the equipment This equipment designed meet • Ensure the system is leak tight. requirements of Group II Category 3 equipment in accordance with Directive 94/9/EC of the European •...

  • Page 25: Shut Down

    We recommend you obtain and read Vacuum Pump and Vacuum System Safety (publication number P300-20- 000), available from BOC Edwards or your supplier. Shut down Use the procedure below to shut down the pump: If shutting the pump down prior to a period of storage, remove any process gases by running on high flow gas-ballast.
  • Page 26 XDS Dry Pump PAGE This page intentionally blank. Issue H Jul 05...

  • Page 27: Maintenance

    Data sheets for fluorinated materials used in local and national safety requirements. the pump are available on request: contact • Ensure that the maintenance technician is your supplier or BOC Edwards. familiar with the safety procedures which relate to the products processed by the Maintenance plan pumping system.

  • Page 28: Inspect And Clean The Inlet Strainer

    XDS Dry Pump Inspect and clean the inlet strainer Inspect and clean the gas-ballast control PAGE Whenever you disconnect the pump from your vacuum system, we recommend that you: The gas-ballast filter element is retained in its seating with adhesive; do not try to remove it. •...

  • Page 29: Replace The Tip Seals

    XDS Dry Pump PAGE 1. Gas-ballast control 5. Bayonet-lugs 2. 'O' ring 6. Compression spring 3. Air-hole 7. Filter element 4. 'O' ring Figure 9 - Gas-ballast control assembly Switch off the pump, isolate the electrical supply Replace the tip seals and allow it to cool to a safe temperature.
  • Page 30 XDS Dry Pump PAGE 1. Tip seal trim point Figure 10 - Trimming the tip seals The exhaust duct (105, 102) is now exposed on Fit the 'O' ring (121) into the 'O' ring groove the outside of the fixed scroll. Remove the 7 around the exhaust hole.

  • Page 31: Test The Motor Condition

    12. Repeat step 11, using the remaining tip seal If the motor fails these tests, you must contact your (402) in the fixed scroll (101). supplier or BOC Edwards. 13. Replace the large 'O' ring (405) on the Fault-finding perimeter of the motor assembly (300).

  • Page 32: The Pump Has Failed To Achieve The Specified Performance

    XDS Dry Pump PAGE Figure 11 - Replacing the tip seals 5.8.4 The pump surface temperature is 5.8.2 The pump has failed to achieve the specified performance above 100 °C • There is a leak in your vacuum system • The ambient temperature is too high •...

  • Page 33: Storage And Disposal

    XDS Dry Pump STORAGE AND DISPOSAL PAGE Storage Use the following procedure to store the pump: Shut down the pump as described in Section 4. Disconnect the pump from the electrical supply. Purge your vacuum system and the pump with dry nitrogen and disconnect the pump from your vacuum system.
  • Page 34 XDS Dry Pump PAGE This page intentionally blank. Issue H Jul 05...

  • Page 35: Spares And Accessories

    Fit the gas-ballast adaptor in place of the gas-ballast control on the pump. The adaptor allows you to Introduction connect a controlled supply of inert gas to the pump. BOC Edwards products, spares & accessories are Gas-ballast adaptor A505-02-000 available from BOC Edwards companies in Belgium, 7.3.3...
  • Page 36 XDS Dry Pump PAGE This page intentionally blank. Issue H Jul 05...

  • Page 37: Index

    XDS Dry Pump INDEX PAGE Accessories ......29 Replace the tip seals ..... . . 23 ATEX directive implications .
  • Page 38 XDS Dry Pump PAGE This page intentionally blank. Issue H Jul 05...

This manual is also suitable for:

Xds5Xds10Xds

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