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Summary of Contents for GEM R90
- Page 1 GEMÜ R90 Metal disco check valve Operating instructions further information webcode: GW-R90...
- Page 2 All rights including copyrights or industrial property rights are expressly reserved. Keep the document for future reference. © GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG 08.09.2020 GEMÜ R90 2 / 21 www.gemu-group.com...
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Page 3: Table Of Contents
12 Inspection and maintenance ........19 12.1 Spare parts ............19 13 Removal from piping ..........19 14 Disposal ..............19 15 Returns ..............19 16 Declaration of conformity according to 2014/68/EU (Pressure Equipment Directive) ......... 20 www.gemu-group.com 3 / 21 GEMÜ R90... -
Page 4: General Information
Danger - bodily injury! – Lists 1.3 Definition of terms Working medium Corrosive chemicals! The medium that flows through the GEMÜ product. 1.4 Warning notes Hot plant components! Wherever possible, warning notes are organised according to the following scheme: SIGNAL WORD... -
Page 5: Safety Information
3.2 Description 1. Transport and store the product correctly. The GEMÜ R90 is a metal disco check valve with flange con- 2. Do not paint the bolts and plastic parts of the product. nection and standardized length to DIN EN 558. The valve body, disc and seal are available in various materials. -
Page 6: Product Label
The product is designed for installation in piping systems and for controlling a working medium. The product is not intended for use in potentially explosive areas. GEMÜ R90 6 / 21 www.gemu-group.com... -
Page 7: Order Data
PN 6 / flange EN 1092, face-to-face dimension cleaned and packed in PE bag FTF EN 558-1 series 49 (R90), series 16 (R91) PN 10 / flange EN 1092, face-to-face dimension FTF EN 558-1 series 49 (R90), series 16 (R91) -
Page 8: Order Example
3 Operating pressure 16 bar 4 Connection type PN 16 / flange EN 1092, face-to-face dimension FTF EN 558-1 series 49 (R90), series 16 (R91) 5 Body material 1.0619 / ASTM A216 / WCB 6 Shut-off element material 1.4408 / ASTM A351 / CF8M 7 Guide element material 1.4408 / ASTM A351 / CF8M... -
Page 9: Technical Data
Pressure loss: 1000 DN 300 DN 250 DN 200 DN 150 DN 125 DN 100 DN 80 DN 65 DN 50 DN 40 DN 32 DN 25 DN 20 DN 15 Pressure loss [bar] www.gemu-group.com 9 / 21 GEMÜ R90... - Page 10 G acc. to EN 12266-1 (metallic sealing) Pressure/temperature Material 1.4408 (code 4) correlation: Temperature [°C] 32.7 29.7 27.5 25.6 33.1 30.2 27.3 25.3 23.2 26.5 23.9 22.2 20.7 28.9 26.1 23.8 21.8 20.5 28.1 25.7 23.1 21.5 Pressures in bar GEMÜ R90 10 / 21 www.gemu-group.com...
- Page 11 23.9 22.2 20.7 28.9 26.1 23.8 21.8 20.5 28.8 26.5 23.8 22.1 20.6 Pressures in bar Kv values: Kv values Kv values in m³/h If disc springs are used, the Kv value is reduced. www.gemu-group.com 11 / 21 GEMÜ R90...
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Page 12: Product Compliance
1.03 1.64 1.66 1.71 1.69 1.66 2.45 2.48 2.54 2.52 2.48 3.83 3.89 3.98 3.95 3.88 8.44 8.37 8.23 12.37 12.26 12.06 23.94 23.74 23.35 39.21 38.88 38.23 58.26 57.81 56.81 Weights in kg GEMÜ R90 12 / 21 www.gemu-group.com... -
Page 13: Dimensions
ø d ø D 31.5 97,5 Dimensions in mm DN 125 to 300 Connection type PN 10 (code 2), PN 16 (code 3) PN 25 (code 5) PN 40 ANSI (code 6) (code D) 118.5 www.gemu-group.com 13 / 21 GEMÜ R90... - Page 14 7 Dimensions Connection type PN 10 (code 2), PN 16 (code 3) PN 25 (code 5) PN 40 ANSI (code 6) (code D) Dimensions in mm GEMÜ R90 14 / 21 www.gemu-group.com...
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Page 15: Manufacturer's Information
"Technical data"). operating conditions (medium, medium concentration, 4. Do not store solvents, chemicals, acids, fuels or similar temperature and pressure) and the prevailing ambient fluids in the same room as GEMÜ products and their conditions. spare parts. 9 Installation in piping 9.1 Preparing for installation... -
Page 16: Installation
10. Observe the flow direction of the check valve. 11. Tighten flange bolts to the appropriate torque in a diag- onal pattern. Flange bolt torques Thread M 20 Torque [Nm] GEMÜ R90 16 / 21 www.gemu-group.com... -
Page 17: Commissioning
2. Flush the piping system of new plant and following repair work (the product must be fully open). ð Harmful foreign matter has been removed. ð The product is ready for use. 3. Commission the product. www.gemu-group.com 17 / 21 GEMÜ R90... -
Page 18: Troubleshooting
Faulty product Replace product The product doesn't close or doesn't Seal or disc faulty Send the product to GEMÜ for repair close fully Connection between product and piping Incorrect installation Check installation of product in piping is leaking Gasket between flange and valve body Send the product to GEMÜ... -
Page 19: Inspection And Maintenance
12.1 Spare parts The product can only be repaired at GEMÜ. The replacement of spare parts may only be carried out by GEMÜ. If this pro- cedure is not observed, the purchaser's guarantee rights and the manufacturer's legal liability cease. This can also lead to a loss of all rights to claim damages. -
Page 20: Declaration Of Conformity According To 2014/68/Eu (Pressure Equipment Directive)
AD2000-leaflet. EN 16668 Note for products with a nominal size ≤ DN 25: The products are developed and produced according to GEMÜ process instructions and quality standards which comply with the requirements of ISO 9001 and ISO 14001. According to Article 4, Paragraph 3 of the Pressure Equipment Directive 2014/68/EU these products must not be identified by a CE-label. - Page 21 GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Subject to alteration Fritz-Müller-Straße 6-8, 74653 Ingelfingen-Criesbach, *88715698* Germany 09.2020 | 88715698 Phone +49 (0)7940 123-0 · info@gemue.de www.gemu-group.com...
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