Krom Schroder VGP10, VGP 20, VGP 15, VGP 25 Operating Instructions Manual

34429700
GB
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TR CZ PL RUS H
DK S N P GR
www.docuthek.com
Operating instructions

Solenoid valve VGP

© 2017 Elster GmbH · Edition 10.17
Translation from the German

Contents

Solenoid valve VGP .....................
Contents ..............................
Safety.................................
Checking the usage .....................2
Intended use ...........................2
Type code .............................2
Part designations ........................ 2
Type label.............................. 2
Installation ............................2
Wiring ................................3
Tightness test ..........................3
Replacing the actuator ..................4
VGP 10-15.............................4
VGP 20-25.............................4
Maintenance ...........................4
VGP 10-15.............................4
VGP 20-25.............................5
Assistance in the event of malfunction .....6
Technical data .........................7
Designed lifetime ........................ 7
Logistics ..............................7
Certification ...........................8
Declaration of conformity ..................8
Approval for Australia .....................8
Eurasian Customs Union ..................8
Contact ...............................8

Safety

Please read and keep in a safe place
Please read through these instructions carefully before installing or operating. Following the installation, pass the instructions on to the opera­tor. This unit must be installed and commissioned in accordance with the regulations and standards in force. These instructions can also be found at www.docuthek.com.
Explanation of symbols
• ,  , 2 , 3 ... = Action
= Instruction
Liability
We will not be held liable for damage resulting from non-observance of the instructions and non-com­pliant use.
Safety instructions
Information that is relevant for safety is indicated in the instructions as follows:
DANGER
Indicates potentially fatal situations.
WARNING
Indicates possible danger to life and limb.
CAUTION
Indicates possible material damage.
All interventions may only be carried out by qualified gas technicians. Electrical interventions may only be carried out by qualified electricians.
Conversion, spare parts
All technical changes are prohibited. Only use OEM spare parts.
Changes to edition 05.
The following chapters have been changed: – Installation – Certification
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Checking the usage

1

Intended use

VGP
Gas solenoid valve for safeguarding gas or air on various appliances.
This function is only guaranteed when used within
the specified limits – see page7 (Technical data). Any other use is considered as non-compliant.

Type code

Code Description
VGP Gas solenoid valve 0 – 25 Nominal size R Rp internal thread 0 02 Q W
Mains voltage: 120 V AC, 50/60 Hz Mains voltage: 230 V AC, 50/60 Hz
5
6

Part designations

4
Connection via rectifier adapter
Connection via rectifier adapter
p
150 mbar
e max.
p
200mbar
e max.
without standard socket
and standard socket
3

Installation

CAUTION
Please observe the following to ensure that the VGP is not damaged during installation and operation:
– Do not clamp the unit in a vice. Only secure the
flange by holding the octagon with a suitable spanner. Risk of external leakage.
– Continuous operation at high temperatures ac-
celerates the ageing of elastomer materials. – Do not install or store the unit in the open air. – Dropping the device can cause permanent dam-
age. In this event, replace the entire device and
associated modules before use. – Check max. ambient temperature– see type
label. – Check max. inlet pressure– see type label.
Installation position: black solenoid actuator in
the vertical upright position or tilted up to the
horizontal, not upside down.
2
6
5
Housing
2 Actuator 3 Quick fastener 4 Seals 5 Rectifier adapter 6 Socket

Type label

Rated voltage, electrical power consumption, instal­lation position, max. inlet pressure p temperature, enclosure and medium: see type label.
D-49018 Osnabrück, Germany
emax.
, ambient
VGP
The housing must not be in contact with masonry.
Minimum clearance 20mm.
> 20 mm
Sealing material and dirt, e.g. thread cuttings,
must not be allowed to get into the valve housing.
Install a filter upstream of every system. Use approved sealing material only. Use a suitable spanner.
2 31
4
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Wiring

Tightness test

WARNING
Electric shocks can be fatal! Before working on possible live components, ensure the unit is discon­nected from the power supply.
The solenoid actuator heats up during operation
depending on ambient temperature and voltage.
> +80 °C
The rectifier adapter must be installed. Use temperature-resistant cable (>80°C).
Disconnect the system from the electrical power
supply.
2 Shut off the gas supply.
Wiring to EN 60204-1. The actuator can be rotated.
4 53
6 7 8
1 = N 2 = L
3
1
2
CAUTION
Please observe the following to ensure that the VGP
is not damaged during the tightness test: – Check max. inlet pressure– see type label. – Test pressure ≤1.5x max. inlet pressure.
Close the solenoid valve. 2 To be able to check the tightness, shut off the
downstream pipeline as close as possible to the valve.
3
0
≤ 1,5 x p
N
2
0
4 Open the solenoid valve.
5
N
2
≤ 1,5 x p
6 Tightness OK: the unit is ready for operation. 7 Open the pipeline again and release the gas
supply.
▷ VGP leaking: dismantle the unit and return it to
the manufacturer.
e max
0
e max
Plug insert can be rotated in 90° steps.
109
11
12
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Replacing the actuator

A
6
87
A
A
We recommend replacing the entire actuator set when replacing the actuator.
Actuator set VGP10-15 comprises the actuator,
1xO-ring, 1x seal and 1x quick fastener.
Actuator set VGP20-25 comprises the actuator and 2xO-rings.
The actuator set is available separately as a
spare part.
VGP  Disconnect the system from the electrical power
supply.
2 Shut off the gas supply.
3 4 5
VGP 0-5
6
Do not remove the grounding springA.
9 10
87
11
4 The unit is ready for operation. 5 Release the gas supply.

Maintenance

▷ In order to ensure smooth operation: check the
tightness and function of the VGP every year, or every six months if operated with biogas.
Checking tightness and function
▷ In order to determine whether the VGP is tight
and closes securely, check the internal and ex­ternal tightness, see page3 (Tightness test).
Check electrical installations in line with local reg­ulations; pay particular attention to the PEwire, see page3 (Wiring).
We recommend replacing the entire seal set when servicing the solenoid valve.
Seal set VGP10-15 comprises the valve seal, 2x O-rings, 1x seal and 1x quick fastener.
Seal set VGP20-25 comprises the valve seal and 3x O-rings.
The seal set is available separately as a spare part.
VGP  Disconnect the system from the electrical power
supply.
2 Shut off the gas supply.
VGP 0-5
3
4
5

VGP 20-25

6
9
VGP
12
Do not remove the grounding springA.
6
7
8
7 8
Check closing spring for damage.
Closing spring damaged: dismantle the unit and return it to the manufacturer.
10
11
9
10
11
13
14
12
13
14
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15
1211 13
14
16
15
16
17
17
18 19
21 23
22

VGP 20-25

3
6
4
7
109
20
CAUTION
Please observe the following to ensure that the
VGP is not damaged during subsequent operation: – Install the closing spring in the correct position.
Ensure that the catch of the closing spring is positioned in the opening of the valve disc.
5
18
21
8
23a
19
22
20
23
▷ Check closing spring for damage.
Closing spring damaged: dismantle the unit and
return it to the manufacturer.
1211 13
VGP 24 Close the solenoid valve. 25 To be able to check the tightness, shut off the
downstream pipeline as close as possible to the valve.
26
0
14
15
1,5 x p
N
2
e max
16
0
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27 Tightness OK: the unit is ready for operation. 28 Open the pipeline again and release the gas
supply.

Assistance in the event of malfunction

! Guiding elements bent. Incorrect handling when
installing the unit.
WARNING
Electric shocks can be fatal! Before working on possible live components, ensure the unit is discon­nected from the power supply. Fault-clearance must only be undertaken by author­ized trained personnel. Unauthorized repairs or incorrect electrical con­nections can cause the solenoid valve to become defective. In this case, our warranty will be ren­dered void.
? Fault ! Cause
• Remedy
Possible faults and suggested solutions ? The solenoid valve does not open, there is
no flow downstream of the solenoid valve.
! There is no power supply.
Check wiring, see page3 (Wiring). ! Rectifier adapter defective.
Remove socket and rectifier adapter, see
page 4 (Replacing the actuator), steps to 5 . Check the ohmic resistance of the rectifier adapter between contacts and2. Note the inscription on the rectifier adapter.
1
2
Dismantle the unit and return it to the manufac-
turer.
? The solenoid valve does not close securely,
the flow downstream of the solenoid valve does not stop.
! Valve seat is dirty.
Clean the valve seat, see page 4 (Mainte-
nance).
Install a filter upstream of the solenoid valve. ! Valve seat is damaged.
Dismantle the unit and return it to the manufac-
turer.
! Valve seal is damaged or hardened.
Replace the valve seal, see page4 (Mainte-
nance).
! Guiding elements bent. Incorrect handling when
installing the unit.
Dismantle the unit and return it to the manufac-
turer.
No resistance, replace adapter.
The rectifier adapter is available separately as a
spare part.
! Actuator defective.
Remove socket and rectifier adapter, see
page 4 (Replacing the actuator), steps to 5 . Check the ohmic resistance of the actuator between contacts (N) and 2(L). Read off the contact assignment from the rectifier adapter.
1
2
No resistance, change actuator, see page4
(Replacing the actuator).
The actuator set is available separately as a spare
part.
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Technical data

Gas types: natural gas, town gas, LPG (gaseous), biogas (max.0.1%-by-vol. H2S) or clean air; other gases on request. The gas must be dry in all temperature conditions and must not contain condensate. Opening time: 0.5s. Closing time: <1s. Ambient temperature: -20to+60°C. Long-term use in the upper ambient temperature range accelerates the ageing of the elastomer ma­terials and reduces the service life (please contact manufacturer). Storage temperature: -20to+40°C. Safety valve: Class A, Group 2 pursuant to EN161. Mains voltage: 230 V AC, +10/-15%, 50/60 Hz,
120 V AC, +10/-15%, 50/60 Hz.
Electrical connection: plug with socket to EN175301-803. Power consumption:
120/
230 V
AC
Type
VGP 10 26 VGP 15 26 VGP 20 35 VGP 25 35
Enclosure: IP 54. Duty cycle: 100%. Power factor of the solenoid coil: cosϕ=1. Solenoid coil insulation: class F insulating material. Switching frequency: any. Valve housing: aluminium, valve disc: Perbunan. Internal thread: Rp to ISO7-1.
[W]

Designed lifetime

This information on the designed lifetime is based on
using the product in accordance with these operating instructions. Once the designed lifetime has been reached, safety-relevant products must be replaced. Designed lifetime (based on date of manufacture) in accordance with EN 161 for VGP:
Designed lifetime
Type
Switching
cycles
Time
[years]
VGP 10 to 15 200,000 10
VGP 20 to 25 500,000 10
You can find further explanations in the applicable
rules and regulations and on the afecor website (www.afecor.org).
This procedure applies to heating systems. For
thermoprocessing equipment, observe local regu­lations.

Logistics

Transport
Protect the unit from external forces (blows, shocks, vibration). On receipt of the product, check that the delivery is complete, see page2 (Part designa­tions). Report any transport damage immediately.
Storage
Store the product in a dry and clean place. Storage temperature: see page7 (Technical data). Storage time: 6months in the original packaging before using for the first time. If stored for longer than this, the overall service life will be reduced by the corresponding amount of extra storage time.
Packaging
The packaging material is to be disposed of in ac-
cordance with local regulations.
Disposal
Components are to be disposed
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Certification
AGA

Declaration of conformity

We, the manufacturer, hereby declare that the product VGP, marked with product ID No. CE-0063BL1554, complies with the requirements of the listed Direc­tives and Standards.
Directives: – 2009/142/EC – GAD (valid until 20 April 2018) – 2014/30/EU – 2014/35/EU
Regulation: – (EU) 2016/426 – GAR (valid from 21 April 2018) The relevant product corresponds to the tested type
sample. The production is subject to the surveillance proce-
dure pursuant to Directive 2009/142/EC AnnexII
paragraph 3 (valid until 20 April 2018) and to Regula-
tion (EU) 2016/426 Annex III paragraph 3 (valid from
21 April 2018).
Elster GmbH
Scan of the Declaration of conformity (D, GB) – see
www.docuthek.com

Approval for Australia

Australian Gas Association, Approval No.:5567 www.aga.asn.au/product_directory

Eurasian Customs Union

The product VGP meets the technical specifications
of the Eurasian Customs Union.
Contact
If you have any technical questions, please contact
your local branch office/agent. The addresses are
available on the Internet or from ElsterGmbH.
We reserve the right to make technical modifications
in the interests of progress.
hts.lotte@honeywell.com, www.kromschroeder.com
GB-8
Strotheweg 1, D-49504 Lotte (Büren)
Fax +49 541 1214-370
Elster GmbH
Tel. +49 541 1214-0
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