Groth 1200A Uživatelský manuál Strana 1

IOM-1200A Rev. C 12541 Ref. ID: 95729 ©2009 Groth Corporation Installation, Operation and Mai

Page 10 of 17 IX. MODEL NUMBER IDENTIFICATION The nameplate on the Valve contains the Model Number, Serial Number, set pressures and flow capacity

Page 11 of 17 X. PRODUCT LIMITED WARRANTY Only Groth’s Product Limited Warranty terms apply to purchase orders accepted by Groth Corporation. S

Page 12 of 17 APPENDIX A: Model 1200A Pressure/Vacuum Relief Valve ITEM DESCRIPTION STANDARD MATERIALS OF CONSTRUCTION ALUMINUM CARBON ST

Page 13 of 17 APPENDIX B: Model 1220A Pressure/Vacuum Relief Valve ITEM DESCRIPTION STANDARD MATERIALS OF CONSTRUCTION ALUMINUM CARBON ST

Page 14 of 17 APPENDIX C: Model 1260A Pressure Relief Valve ITEM DESCRIPTION STANDARD MATERIALS OF CONSTRUCTION ALUMINUM CARBON STEEL 3

Page 15 of 17 APPENDIX D: Model 1300A Vacuum Relief Valve ITEM DESCRIPTION STANDARD MATERIALS OF CONSTRUCTION ALUMINUM CARBON STEEL 31

Page 16 of 17 APPENDIX E: Model 1360A Vacuum Relief Valve ITEM DESCRIPTION STANDARD MATERIALS OF CONSTRUCTION ALUMINUM CARBON STEEL 316

Page 17 of 17 APPENDIX F: Model 2300A Pressure Relief Valve ITEM DESCRIPTION STANDARD MATERIALS OF CONSTRUCTION ALUMINUM CARBON STEEL 31

Page 2 of 17 TABLE OF CONTENTS I. INTRODUCTION 3 II. DESIGN AND FUNCTION 4 1. FIGURE 1 – TYPICAL TANK INSTALLATION 4 2. FIGURE 2 – PRESSURE RE

Page 3 of 17 I. INTRODUCTION Pressure and/or vacuum relief valves are used on liquid storage tanks and other process vessels or systems to prevent s

Page 4 of 17 II. DESIGN AND FUNCTION Tank protection equipment typically includes an operating valve which is designed to provide pressure/vacuum

Page 5 of 17 INSTALLATION NOTES: (See Figure 1) 1. Minimum clearance between tank roof and vacuum inlet port must be at least equal to the valves’

Page 6 of 17 V. INSTALLATION A typical valve installation on a tank or vessel is illustrated in Figure 1, Page 4 using a Model 1220A Pressure/Vacuum

Page 7 of 17 Figure 4 -Valve Cross Section VI. MAINTENANCE Groth Corporation recommends that all service performed on a pressure/vacuum relief valve

Page 8 of 17 WARNING: When assembling a P/V valve, always use the correct length stem (as specified in Table 3), put the pressure and vacuum pallet

Page 9 of 17 Set Pressure and/or Vacuum Test 1. Test the set pressure and/or vacuum three times to verify proper operation. Record all test pressu