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Edwards CDX Manuals
Manuals and User Guides for Edwards CDX. We have
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Edwards CDX manual available for free PDF download: Instruction Manual
Edwards CDX Instruction Manual (32 pages)
ATEX Chemical Dry Pump Systems
Brand:
Edwards
| Category:
Water Pump
| Size: 1 MB
Table of Contents
Table of Contents
3
Introduction
5
Scope and Definitions
5
Applicable Systems
5
Flammable Atmospheres
5
ATEX Certification
5
Pump System Protection Concept
7
Dry Pumps
7
Protection Concepts Used
7
Main System Components
9
Inlet Isolation Valve
9
CDX Dry Pump Inlet Flame Arrestor
9
CDX Dry Pump Fitted with Integral Flame Arrestors
10
CDX Dry Pump Fitted with External Flame Arrestors
10
The CDX Dry Pump and Safety-Critical Instruments
11
Solvent Flush (Optional)
11
Exhaust Flame Arrestor
12
Dry Pump Outlet Gas Temperature Sensor
12
Category 1 System
12
Category 2 Systems
12
Dry Pump Outlet Gas Pressure Sensor
13
Category 1 System
13
Category 2 Systems
13
Safety Critical Control Circuit
13
General
13
Functional Safety
13
Normal Operation
15
Abnormal Use
17
System Data
19
Physical Data
19
ATEX System Services Cooling Water and Shaft Seal Purge Supply
19
Pump Temperature
19
Safety Critical Dry Pump Gas Temperature and Pressure
20
Inlet Flame Arrestor Temperature Sensor
20
Exhaust Pressure and Temperature Sensor
20
Dry Pump Mandatory Maximum Pump Oil Temperature and Pump Oil Pressure Setting Depending on the Temperature Classification of the CDX Dry Pumping System 15 3 Dry Pump Inlet Gas Temperature Limits
20
CDX Dry Pump Maximum Outlet Pressures and Temperatures
20
Ambient Temperature and Humidity Range
21
Vibration Level
21
Pipeline Design Temperature and Pressure
21
Installation
23
Mechanical Installation
23
Electrical Installation
24
General Electrical Installation
24
Manual Reset
24
Pump System Electrical Earth (Ground) Connection
24
Process Gas Line Static Bonds (Optional)
24
ATEX Safety Interlock Circuits
25
Commissioning
25
Safety Critical Components of Mandatory Safety Control Circuit
25
Setting of Process Specific Flow Control Valves
26
Operation
27
Operational Safety
27
Normal Stop Procedure
27
Maintenance
29
CDX Dry Pumps
29
Dry Pump Motor Coupling
30
Flame Arrestors
30
Flame Arrestor Types
30
Flame Arrestor Maintenance
30
Safety Interlock Instrumentation
30
Temperature Sensor Devices
31
Exhaust Pressure Sensor (if Fitted)
31
Solvent Flush System (if Fitted)
31
Return the Equipment or Components for Service
31
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