
English (GB)
4
English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. Safety instructions
These installation and operating instructions contain important
information for the user of the product:
• Technical data
• Instructions for commissioning and use
• Safety instructions
If you require further information, or if problems occur that are not
described in detail in this manual, please contact Grundfos.
1.1 Symbols used in this document
This manual contains the following standardised safety
instructions about possible residual risks:
1.2 Safety advice for handling chlorine
1.2.1 Hazards of chlorine gas
• Causes whooping cough, dyspnoea and lacrimation.
• Has a slight paralysing effect to the central nervous system.
• Concentrations of more than 10 ppm chlorine gas in the
respiratory air mean an acute danger to life.
• Inhaling air with a high concentration of chlorine gas for a long
time is lethal.
1.2.2 Hazards of liquid chlorine
• Causes burns of skin.
• Causes reddening and blistering of skin.
1.2.3 Rules of conduct
• Change chlorine containers only with gas mask.
• Enter contaminated rooms only with protective suit and
compressed-air respirator.
• In case of flight wear gas mask, if possible. Observe wind
direction.
1. Safety instructions 4
1.1 Symbols used in this document 4
1.2 Safety advice for handling chlorine 4
1.3 Protective equipment 5
1.4 First aid in case of accidents 5
1.5 Handling chlorine containers 6
1.6 Chlorine rooms 7
2. Introduction 8
2.1 Correct usage 8
2.2 Inappropriate usage 8
2.3 Qualification of the users 8
2.4 Responsibilities of the operator 8
2.5 Maintenance and service personnel 8
2.6 Type key of the VGA-111 vacuum regulator 9
2.7 Transport and storage 9
2.8 Unpacking 9
3. Technical data 10
3.1 General technical data 10
3.2 Connections 10
3.3 Accessories 10
3.4 Dimensions 10
3.5 Physical and chemical data of chlorine 11
4. Design and function 12
4.1 Description of the device 12
4.2 Functional principle 12
5. Assembly and installation 14
5.1 Selection of vacuum lines 14
5.2 Connecting the vacuum regulator 15
5.3 Connecting the liquid trap (option) 15
5.4 Installation example 15
6. Startup 16
6.1 Checking the tightness 16
6.2 Chlorine extraction 17
7. Operation 18
7.1 Switching on the chlorine gas dosing system 18
7.2 Changing the chlorine container while the system is
running 18
7.3 Switching off the chlorine gas dosing system 18
8. Maintenance 18
9. Fault finding 19
10. Disposal 19
Warning
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
Warning
If these safety instructions are not observed, it may
result in personal injury.
If these safety instructions are not observed, it may
result in malfunction or damage to the equipment.
Notes or instructions that make the job easier and
ensure safe operation.
Warning
Toxic by inhalation.
Irritating to eyes, respiratory system and skin.