Table Of Contents; General Information; Hazard Statements; Notes - Grundfos Vaccuperm VGA-113 Installation And Operating Instructions Manual

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
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-113 dosing regulator . . . . . . 7
3. Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.1 Nameplate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.2 Type key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4. Delivery and handling . . . . . . . . . . . . . . . . . . . . . . . 8
4.1 Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4.2 Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
5. Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
5.1 Mechanical installation . . . . . . . . . . . . . . . . . . . . . . . 9
5.2 Electrical installation . . . . . . . . . . . . . . . . . . . . . . . . 10
6. Startup. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6.1 Checks before startup . . . . . . . . . . . . . . . . . . . . . . . 11
7. Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
7.1 Starting the chlorine gas dosing system . . . . . . . . . . . . 11
7.2 Reading the dosing flow . . . . . . . . . . . . . . . . . . . . . 11
7.3 Setting the dosing flow manually with the VGA-113-110
or VGA-113-311 dosing regulator . . . . . . . . . . . . . . . . 11
7.4 Setting the dosing flow automatically with the
VGA-113-311 dosing regulator. . . . . . . . . . . . . . . . . . 12
7.5 Emergency operation . . . . . . . . . . . . . . . . . . . . . . . 12
7.6 Stopping the chlorine gas dosing system . . . . . . . . . . . 12
8. Fault finding . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
8.1 Maximum dosing flow is not reached . . . . . . . . . . . . . . 13
8.2 Ball in the measuring glass of the flowmeter is caught . . . 13
8.3 Water is in the measuring glass of the flowmeter . . . . . . 13
8.4 Servomotor does not run . . . . . . . . . . . . . . . . . . . . . 13
8.5 Servomotor rotates in the wrong direction . . . . . . . . . . . 13
8.6 In versions with differential-pressure regulator the
dosing capacity varies despite constant operating
conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
8.7 In versions without differential-pressure regulator the
dosing capacity varies despite constant operating
conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
9. Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
9.1 Maintenance schedule . . . . . . . . . . . . . . . . . . . . . . 14
9.2 Cleaning the measuring glass of the flowmeter . . . . . . . 14
9.3 Cleaning the rate vale . . . . . . . . . . . . . . . . . . . . . . . 14
10. Decommissioning . . . . . . . . . . . . . . . . . . . . . . . . 15
11. Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
11.1 General technical data . . . . . . . . . . . . . . . . . . . . . . 15
11.2 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
12. Service kits for VGA-113 . . . . . . . . . . . . . . . . . . . . 17
13. Disposing of the product . . . . . . . . . . . . . . . . . . . . 18
14. Document quality feedback . . . . . . . . . . . . . . . . . . 18
4

1. General information

Read this document before you install the product.
Installation 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
indicates 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
malfunction or damage to the equipment.
Tips and advice that make the work easier.