Vag EKN H-Series Скачать руководство пользователя страница 15

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2

2

3

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4

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5

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6

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7

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8

8

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2

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5.1

5.3

7

8

10

11

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13

14

15

16

17

20

9

No.

Part name

Material

1

Body

EN-

GJS-400-15

2

Disk

EN-

GJS-400-15

3

Profile seal

EPDM or NBR

4.1

Retaining ring

EN-JS 1030

5.1

Hexagonal screw A4 -70

5.3

Washer

A4 - 70

7

Shaft, driven end 1.4021

8

Shaft, free end

1.4021

10

Bearing flange

EN-JS 1050

No.

Part name

Material

11

Bearing cover

EN-JS 1050

12

Bearing bush

Zinc-free bronze

13

Spacer bush

1.4571

14

Hexagonal 

screw

A4

15

Threaded pin

A4

16

O-Ring

EPDM oder 

NBR

17

O-Ring

EPDM oder 

NBR

20

Adjustment 

spring

C 45 K

Bearing flange

Picture 16: Series M and B Design and sub-assemblies

VAG Operation and Maintenance Instructions • 15

A

A

B

B

C

C

D

D

E

E

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1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

1

2

3

4.1

5.1

5.3

7

8

9.1

9.2

10

11

12

13

14

15

16

17

18

20

No.

Part name

Material

1

Body

EN-GJS-400-15

2

Disk

EN-GJS-400-15

3

Profile seal

EPDM oder 

NBR

4.1

Retaining ring

EN-JS 1030

5.1

Hexagonal 

screw

A4-70

5.3

Washer

A4-70

7

Shaft, driven 

end

1.4021

8

Shaft, free end

1.4021

9.1

Wedge pin

1.4122

9.2

Wedge pin 

sealing

EPDM

No.

Part name

Material

10

Bearing flange

EN-JS 10038

11

Bearing cover

EN-JS 10038

12

Bearing bush

zinkfreie Bronze

13

Spacer bush

1.4301

14

Hexagonal 

screw

A4-70

15

Threaded pin

A4-70

16

O-Ring

EPDM oder 

NBR

17

O-Ring

EPDM oder 

NBR

18

O-Ring

EPDM oder 

NBR

20

Adjustment 

spring

C 45 K

Picture 17: Serie H Design and sub-assemblies

Explosion drawing

Содержание EKN H-Series

Страница 1: ...KAT 1310 B Edition 6_21 03 17 Operation and Maintenance Instructions VAG EKN Butterfly Valve H M and B Series...

Страница 2: ...eam of the valve 8 4 2 2 Gear positions 10 4 3 Installation position 11 4 4 Assembly instructions and fittings 12 5 Set up and operation of the valve 12 5 1 Visual inspection and preparation 12 5 2 Fu...

Страница 3: ...luid may emerge from the pipeline or the valve The pipeline must be emp tied completely before the valve is dismantled Special care needs to be taken in case of residue which may continue flowing 1 2...

Страница 4: ...y Valve For valves that have been factory packed in transport crates wooden crates the centre of gravity of the entire unit must be taken into account The centre of gravity is marked on each side of t...

Страница 5: ...an be calculated either using the VAG UseCAD Planning Software or the following calculation rules Cavitation limits After the upstream and downstream pressures of the valve as well as the flow rate ha...

Страница 6: ...ssure applied to the closed valve must not exceed its rated pressure The VAG EKN Butterfly Valve has its limit stop in the gearbox This stop limits both the open and the closed position Due to the aut...

Страница 7: ...perational pressure of the medium is maintained on the opposite side of the disk The UVV lock is operated by pushing the movable bolts when required with a handwheel radially in the direction of the p...

Страница 8: ...assembly in drinking water pipelines suitable sealing mate rials lubricants and process materials must be used which are approved for use in drinking water pipelines Before putting the valve into oper...

Страница 9: ...Valve at elbows and branches unfavourable ideal 3 X DN EKN EKN favourable EKN When installing a butterfly valve downstream of a control valve or a plunger valve make sure that there is enough space b...

Страница 10: ...ation of the VAG EKN Butterfly Valve 4 2 2 Gear positions The gear can be turned by 90 around the drive shaft A Flow on shaft side seat surface on the outlet side gear on the right B Flow on the side...

Страница 11: ...al position without restrictions with the gear facing up or down in the pipelines In case of valves with larger nominal diameters a special design of the valve must be selected due to the load of the...

Страница 12: ...e it is connected to are aligned and level with each other Welding works on the pipeline must be performed be fore the valves are installed to prevent damage to the seals and the corrosion protection...

Страница 13: ...to be observed and the external source of energy must be switched off and isolated Special care needs to be taken in case of hot surfaces Touching hot surfaces may result in burns Even when the de vic...

Страница 14: ...G EKN Butterfly Valve with VAG HYsec hydraulic brake and lift unit 7 1 General safety instructions Prior to the performance of inspection and mainte nance work on the valve or its assemblies shut off...

Страница 15: ...M and B Design and sub assemblies VAG Operation and Maintenance Instructions 15 A A B B C C D D E E F F Fuer diese Unterlagen behalten wir uns alle Rechte auch fuer den Fall der Patenterteilung und de...

Страница 16: ...ofile seal 3 emerges from the body Unfasten the retaining ring screws 5 1 Remove retaining ring 1 and sealing ring 3 Clean the disk 2 in the sealing zone Check the seat ring in the body for damage or...

Страница 17: ...es of retaining ring screws Picture 23 Tightening torques of retaining ring screws Bearing flange fixing screws Table 2 Tightening torques of bearing flange fixing screws Picture 24 Anzugsmomente Lage...

Страница 18: ...n matter Gear blocked Undo block No electrical connection of elec tric actuator Establish electrical connection Unfavourable flow and impair ment of movement Change installation position Leaks in the...

Страница 19: ...arl Reuther Str 1 68305 Mannheim Germany Phone 49 621 749 0 Fax 49 621 749 2153 info vag group com http www vag group com Service Our service hotline can be reached 24 7 world wide In case of emergenc...

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