Grundfos Vaccuperm VGA-117, Инструкция по установке и эксплуатации

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English (GB) Installation and operating instructions
Original installation and operating instructions
Table of contents
1. General information . . . . . . . . . . . . . . . . . . . . . . . . 4
1.1 Hazard statements . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.2 Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.3 Target group. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.4 Safety of the system in the event of product failure . . . . . . 5
1.5 Working with chemicals . . . . . . . . . . . . . . . . . . . . . . . 5
2. Product introduction. . . . . . . . . . . . . . . . . . . . . . . . 5
2.1 Intended use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2 Product overview . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.3 Installation examples . . . . . . . . . . . . . . . . . . . . . . . . 6
2.4 Operating principle of a VGA-117 dosing regulator . . . . . . 7
2.5 Identification. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3. Delivery and handling . . . . . . . . . . . . . . . . . . . . . . . 9
3.1 Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3.2 Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
4. Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
4.1 Mechanical installation . . . . . . . . . . . . . . . . . . . . . . . 9
4.2 Electrical installation . . . . . . . . . . . . . . . . . . . . . . . . 10
5. Startup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5.1 Checks before startup . . . . . . . . . . . . . . . . . . . . . . . 10
6. Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6.1 Starting the chlorine gas dosing system . . . . . . . . . . . . 11
6.2 Reading the dosing flow . . . . . . . . . . . . . . . . . . . . . 11
6.3 Setting the dosing flow manually with the VGA-117-110
dosing regulator . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6.4 Setting the dosing flow automatically with the
VGA-117-190 dosing regulator . . . . . . . . . . . . . . . . . 11
6.5 Emergency operation . . . . . . . . . . . . . . . . . . . . . . . 11
6.6 Stopping the chlorine gas dosing system . . . . . . . . . . . 12
7. Fault finding . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
7.1 Maximum dosing flow is not reached . . . . . . . . . . . . . . 12
7.2 Ball in the measuring glass of the flowmeter is caught . . . 12
7.3 Water is in the measuring glass of the flowmeter . . . . . . 12
7.4 Servomotor does not run . . . . . . . . . . . . . . . . . . . . . 13
7.5 Servomotor rotates in the wrong direction . . . . . . . . . . . 13
7.6 In versions with differential-pressure regulator the
dosing capacity varies despite constant operating
conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
7.7 In versions without differential-pressure regulator the
dosing capacity varies despite constant operating
conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
8. Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
8.1 Maintenance schedule . . . . . . . . . . . . . . . . . . . . . . 13
8.2 Cleaning the measuring glass of the flowmeter . . . . . . . 13
8.3 Cleaning the rate valve . . . . . . . . . . . . . . . . . . . . . . 14
9. Decommissioning . . . . . . . . . . . . . . . . . . . . . . . . 14
10. Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
10.1 General technical data . . . . . . . . . . . . . . . . . . . . . . 14
10.2 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
11. Service kits for VGA-117 . . . . . . . . . . . . . . . . . . . . 16
12. Disposing of the product . . . . . . . . . . . . . . . . . . . . 16
1. General information
Read this document before you install the product. Instal-
lation and operation must comply with local regulations
and accepted codes of good practice.
1.1 Hazard statements
The symbols and hazard statements below may appear in Grundfos
installation and operating instructions, safety instructions and
service instructions.
DANGER
Indicates a hazardous situation which, if not avoided, will
result in death or serious personal injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate personal injury.
The hazard statements are structured in the following way:
SIGNAL WORD
Description of the hazard
Consequence of ignoring the warning
•
Action to avoid the hazard.
1.2 Notes
The symbols and notes below may appear in Grundfos installation
and operating instructions, safety instructions and service
instructions.
Observe these instructions for explosion-proof products.
A blue or grey circle with a white graphical symbol indi-
cates that an action must be taken.
A red or grey circle with a diagonal bar, possibly with a
black graphical symbol, indicates that an action must not
be taken or must be stopped.
If these instructions are not observed, it may result in mal-
function or damage to the equipment.
Tips and advice that make the work easier.
1.3 Target group
These installation and operating instructions are intended for
authorised and trained operating and service experts.
1.3.1 Qualification and training
The persons responsible for the installation, startup, operation and
maintenance must be appropriately qualified for these tasks. Areas
of responsibility, levels of authority and the supervision of the
persons must be precisely defined by the operating company. If
necessary, the persons must be trained appropriately.
1.3.2 Obligations of the operating company
• Meet the installation requirements specified by the
manufacturer.
• Observe the local safety regulations.
• Instruct the operating persons.
• Provide the stipulated safety equipment and personal protective
equipment.
• Arrange regular maintenance.
1.3.3 Obligations of the user
• Read this manual thoroughly before operating the product.
• Observe the recognised health and safety regulations as well as
the accident prevention regulations.
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English (GB)