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Edwards E2M28 User Manual

Edwards E2M28
56 pages
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E2M28 and E2M30 Rotary
Vacuum Pumps
INSTRUCTION MANUAL
A37310880_V Original instrucons
edwardsvacuum.com
DESCRIPTION ITEM NUMBER
E2M28, 100/200 V, 50 Hz or 100-105/200-210 V, 60 Hz, single-phase A37315904
E2M28, 115/230 V, 60 Hz, single-phase A37315981
E2M28, 200-240 V, 50 Hz, or 230-240 V, 60 Hz, single-phase A37315903
E2M28, 380/400 V, 50 Hz, or 230/460 V, 60 Hz, three-phase A37333940
E2M28, 200 V 50/60 Hz, or 380 V, 60 Hz, three-phase A37333934
E2M28, 200-240 V, 50 Hz, or 230-240 V, 60 Hz, single-phase (Amphenol) A37316903
E2M28, 110/200-240 V, 50 Hz, or 115-120/200-230 V, 60 Hz, single-phase A37317984
E2M28-FF, 110/220-240 V, 50 Hz, or 115/200-230 V, 60 Hz, single-phase, (Fomblin) lled A37325984
E2M28-FF, 220/240 V, 50 Hz, or 230/240 V, 60 Hz, single-phase A37325903
E2M28-FF, 380/400 V, 50 Hz, or 230/460 V, 60 Hz, three-phase A37343940
E2M28-FF, 200 V, 50/60 Hz, or 380 V, 60 Hz, three-phase A37343934
E2M30, 100/200 V, 50 Hz or 100-105/200-210 V, 60 Hz, single-phase A37415904
E2M30, 115/230 V, 60 Hz, single-phase A37415981
E2M30, 200-240 V, 50 Hz, or 230-240 V, 60 Hz, single-phase A37415903

Table of Contents

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Edwards E2M28 Specifications

General IconGeneral
TypeRotary Vane Pump
Inlet Connection1 inch BSP
Inlet Port1 inch BSP
Ultimate Vacuum (with gas ballast)1 x 10-2 mbar
Motor Power1.1 kW

Summary

Safety and Compliance

Definition of Warnings and Cautions

Explains the meaning of WARNING, CAUTION, and NOTICE terms used in the manual for safety.

Safety Symbols

Details the various warning symbols employed in the manual to indicate hazards and precautions.

Introduction

Scope and Definitions

Outlines the manual's purpose, scope, and defines key terms related to the vacuum pumps.

ATEX Directive Implications

Explains the pump's compliance with the ATEX directive for use in potentially explosive atmospheres.

Description

Provides a general overview of the pump's design and operating principles.

Gas-Ballast

Explains the function of gas-ballast for preventing vapour condensation and its operation.

Technical Data

Operating and Storage Conditions

Lists environmental and operational parameters for safe and effective pump use and storage.

Performance

Details key performance specifications such as pumping speed and motor rotational speed.

Mechanical Data

Provides physical specifications including pump mass, dimensions, and motor protection ratings.

Lubrication Data

Specifies recommended oils and capacities for hydrocarbon and PFPE-prepared pumps.

Electrical Data

Lists voltage, frequency, and motor ratings for different pump configurations.

Installation

Safety

Highlights critical safety warnings and precautions essential for pump installation.

System Design

Offers advice on designing the pumping system for optimal performance and safety.

Unpack and Inspect

Details the process of unpacking, checking for damage, and verifying included components.

Locate the Pump

Provides guidance on selecting a suitable location and mounting the pump safely.

Fill the Pump with Oil

Step-by-step instructions for correctly filling the pump with oil and checking the level.

Electrical Installation: Single-Phase Motors

Covers the electrical connection requirements and safety for single-phase motor pumps.

Amphenol Version Single-Phase Motors

Specific connection details for single-phase motors utilizing Amphenol connectors.

Standard Single-Phase Motors

Step-by-step instructions for wiring standard single-phase motor terminal boxes.

Voltage Selection for Single-Phase Motors

Procedure to set the voltage selector switch for motors operating on different supply voltages.

Operation

ATEX Directive Implications

Reiterates ATEX considerations for safe operation in potentially explosive environments.

Flammable/Pyrophoric Materials

Safety guidelines for pumping flammable or pyrophoric substances to prevent ignition.

Gas Purges

Instructions for using inert gas purges to ensure safety when handling hazardous gases.

Gas-Ballast Control

Explains the operation of the gas-ballast control for vacuum achievement and vapour handling.

Start-up

Detailed steps for safely starting the vacuum pump, including oil priming checks.

Achieving Ultimate Vacuum

Procedures for reaching and maintaining the pump's specified ultimate vacuum level.

Pumping Condensable Vapours

Guidelines for using gas-ballast to pump vapours and prevent condensation.

Decontaminating the Oil

Procedure to clean contaminated pump oil by running the pump with open gas-ballast.

Unattended Operation

Recommendations for monitoring the pump's condition during periods of unattended operation.

Shut-Down

Steps for safely shutting down the pump, including recommended oil decontamination.

Maintenance

Safety Information

Crucial safety warnings and precautions to be observed before performing any maintenance.

Maintenance Plan

Provides a schedule of routine maintenance tasks, their frequencies, and references to relevant sections.

Check the Oil Level

Instructions for checking and topping up the pump's oil level using the sight-glass.

Replace the Oil

Detailed procedure for draining old oil and refilling the pump with new lubricating oil.

Inspect and Clean the Inlet Filter

Steps for removing, cleaning, and reinstalling the pump's inlet filter.

Clean the Gas-Ballast Filter

Instructions for cleaning the gas-ballast filter components.

Clean Motor Fan-Cover and Enclosure

Guidance on cleaning the motor housing to ensure adequate cooling and prevent overheating.

Clean and Overhaul the Pump

Refers to specific kits and instructions for thorough pump cleaning and overhaul.

Replace Run Capacitor and Test Motor

Steps for replacing the motor's run capacitor and performing electrical safety tests.

Fit New Blades

Instructions for replacing worn pump blades using the appropriate blade kit.

Fault Finding

Pump Failed to Start

Lists common causes and troubleshooting steps for a pump that fails to start.

Fails to Achieve Specified Performance

Identifies issues preventing the pump from reaching its ultimate vacuum performance.

Pump is Noisy

Outlines potential causes for abnormal noise during pump operation.

High Surface Temperature

Explains reasons for high pump surface temperatures and how to address them.

Vacuum Not Maintained After Switch Off

Lists causes for vacuum loss after the pump has been switched off.

Poor Pumping Speed

Addresses common problems resulting in reduced pumping speed.

External Oil Leak

Identifies potential sources and causes of external oil leaks from the pump.

Storage

Disposal

Spares and Accessories

Spares

Lists available maintenance kits, oils, and blade kits with their respective item numbers.

Capacitor Selection Table

A table to help select the correct capacitor kit based on pump and motor part numbers.

PFPE-Prepared EM Pumps

Installation

Specific installation notes for PFPE-prepared pumps, referencing general procedures.

Operation

Operational considerations for PFPE-prepared pumps, especially concerning oxygen and hazardous materials.

Maintenance

Safety precautions for maintaining PFPE-prepared pumps, particularly regarding oil overheating.

Service

Return Equipment for Service

Details the process and requirements for returning equipment for service, including necessary forms.

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