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D1WWTD02E

Service Manual

DPC130X

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Table of contents

Introduction

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 4

Valve description

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 5

General specifications

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 9

Storage

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 10

Installation

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 11

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...