Walvoil DPC130X Скачать руководство пользователя страница 10

D1WWTD02E

10

Service Manual

DPC130X

General specifications

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• Never use the control valve at a pressure exceeding the rated pressure in order to avoid to breack it;
• 

use the control valve within the rated flow in order to avoid malfunction or a deterioration in the heat balance. If the control 

valve is used beyond the verified working conditions range, we shall not be responsible for any accident which may accur;

• 

do not use low-cleanless hydraulic fluid in order to avoid seal failure or damage to seal parts, which could cause the machine 

operation failure or an operation mistake;
• 

use the control valve at the environmental conditions specified in the previous datasheet. If the Control Valve is used outside 

the specified range, we shall not be responsible for any accident which may occur;

• 

Use the control valve with the working fluid specified in this manual. If the control valve is used beyond the specified range or 

with different working fluid properties, we shall not be responsible for any accident which may occur.
For any doubt please contact our After-sales Department.

WARNING

WARNING

Cast iron

O-ring seals

& Parback

Spring steel

Other steel

Other

Cast iron EN-GJl-250

NBR 70 Sh

AISI 302

11SMnPb37

Sint. A50

Cast iron EN-GJL-300

VITON 75 Sh

VDSiCr EN10270-2

16CrNi4Pb

Cast iron EN-GJV-300

NBR 90 Sh

FDCrSI

36SMnPb14

Teflon (PTFE)

Quench Steel 

35SMnPb10

Poliurethane

AISI 302

Class B Steel

AISI 316

INOX Steel

OTEVA 60

INOX A2/304 Steel

OTEVA 70

X10CrNiS1809
3CD60 Steel
Class 8.8 Steel
Class 10 Steel
Class 10.9 Steel
Class 12.9 Steel
C43
ETG100
Fe37
MIM 4605
Sint. C39
Sint. D35

All the material installed by the manufacturer are in accordance with UNI CEI EN ISO 80079-36:2016

Do not store the Walvoil product:
• in places where it could be damaged;

• outside a temperature and pressure range specified in environmental datasheet (see pag.7);

• where it could get wet;
• where it could come in contact with organic solvents, acids, alkalis and/or dangerous gases;

• in places subject to sudden, significant temperature changes;

• in zones where a potential explosive atmosphere can occur also with a very low probability.

• remove the packaging only just before assembling the product;

• Walvoil is not responsible for any damage due to a storage not in compliance with our prescriptions;
• for any doubt, please contact our After-sales Department.

Storage

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Содержание DPC130X

Страница 1: ...DPC130X Pre compensated Load Sensing Sectional Valve ATEX version...

Страница 2: ...FOR ANY RESULTING INJURY OR DAMAGE TO PERSONS OR PROPERTY Whenever the symbols shown below appear follow the instructions that are given Be sure to perform all operations and maintenance in complete...

Страница 3: ...DPC130X _________________________________________________________________________________________ Table of contents Introduction page 4 Valve description page 5 General specifications page 9 Storage p...

Страница 4: ...e product you must read this Service Manual carefully and understand its contents in order to prevent accidents or damages Do not carry out assembly disassembly and or maintenance activities before co...

Страница 5: ..._____________________ Valve description Operating principle of Pre Compensated Load Sensing technology The main feature of this principle is that the flow rate to the user is proportional to the spool...

Страница 6: ...to which Group the product belong and determine the category inside the Group Areas Gas Air type explosive mixture G Dust Air type explosive mixture D With the Atex Directive 2014 34 UE for the safety...

Страница 7: ...tions for breakdown in case of explosion These products have to work in compliance with operative parameters established by the Manufacturer in environments with a high probabi lity of frequent or lon...

Страница 8: ...0 60 C T fluid 20 80 C Via Adige 13 D 42124 Reggio E Italy CE mark DATAMATRIX ATEX mark manufacturer reference ATEX category environmental temperature fluid temperature E F 230 9 06 54 5 2 15 5 0 197...

Страница 9: ...ng range from 15 to 75 mm2 s from 15 to 75 cSt min 12 mm2 s 12 cSt max 400 mm2 s 400 cSt Contamination level max 18 15 ISO 4406 NAS 1638 class 9 Environmental temperature for working conditions from 2...

Страница 10: ...WARNING WARNING Cast iron O ring seals Parback Spring steel Other steel Other Cast iron EN GJl 250 NBR 70 Sh AISI 302 11SMnPb37 Sint A50 Cast iron EN GJL 300 VITON 75 Sh VDSiCr EN10270 2 16CrNi4Pb Ca...

Страница 11: ...on of the hydraulic schema especially in case of electrohydraulic control be sure that drain line is directly connected to tank avoid any back pressure in case of variable displacement system be sure...

Страница 12: ...case of the presence of electrohydraulic controls or unloading valve please cover these electronic parts as well as the cables before painting avoid painting the marking label for the electric parts...

Страница 13: ...device before removing the hoses attach suitable indications on them so to be able to locate their positions later on It is also advisable to label dismounted parts and to write down their original l...

Страница 14: ...ction screw by hand the tie rods from the side of shorter thread on the inlet section mount the working sections according to the scheme mount the outlet section put on the spring washers on the tie r...

Страница 15: ...ces Periodically check the tightening of Tie rods Lever box Control kit screws Unloading screw Electrohydraulic valve screws Hydraulic fittings Constantly check oil contamination status and plant filt...

Страница 16: ...WWW WALVOIL COM 1st edition September 2018 D1WWTD02E...

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