Flowserve ZK210 Manuale Utente

ZK 210 GBInstallation Instructions 810691-00Control Valve with ZK Radial Stage Nozzle

10Explanatory Notes(continued)MaterialImportantIn the installation instructions, standard materials are described. For possibledeviations, please see

11Explanatory Notes(continued)Capacity ChartsCold water Hot water ts –5 KThe charts show the maximum flowrates of cold and hot water at the extreme re

12Operating ProcedureInstallationIt is highly advisable to have the installation work done by qualified staff in the mannerdescribed by these installa

13Operating Procedure(continued)Installation(continued)ImportantAttention must be paid to the direction of flow. It is indicated by an arrow on thebod

14Operating Procedure(continued)OperationThe control valve ZK 210 may only be operated by qualified staff who have read andunderstood the installation

15Operating Procedure(continued)Maintenance(continued)The following maintenance work must be performed:Type ofmaintenanceTime interval ActivitiesInspe

16RepairsRepairRepair work on the control valve ZK 210 may only be performed by specialists from Gestra.Opening the valve body and making structural c

__________________________________________________________________________ 810691-00/302 ©2001 GESTRA GmbH Bremen Printed in GermanyGESTRA Gese

2ContentsPageImportant NotesUsage for the Intended Purpose...

3Important NotesUsage for the Intended PurposeThe control valve, series ZK 210, is intended solely for cutting off and/or regulating the flow offluids

4Important Notes(continued)WarningDangerIf the control valve is used in an inexpert or improper manner by unqualifiedstaff, it can cause danger to lif

5Explanatory NotesScope of Supply Control valve ZK 210 with or without an attached actuator, according to the order Installation instructions for

6Explanatory Notes(continued)FunctionEvery control valve is equipped with a ZK radial stage nozzle .This is a system comprising several sleeves nestin

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8Explanatory Notes(continued)Function (continued)For differential pressures up to 180 bar a nozzle with more than three stages is used. A four-stage

9Explanatory Notes(continued)Technical DataImportantFor the technical data of the control valve ZK 210, see the name plate.Valve position Name plate d