Construction ..........Additional design features ......Description ............. Function ............Product label ..........4 GEMÜ CONEXO ............ 5 Correct use ............Product without special function X ....Product with special function X ....6 Order data ............Order codes ...........
– Lists 1.3 Definition of terms Moving components. Working medium The medium that flows through the GEMÜ product. Control function Corrosive chemicals! The possible actuation functions of the GEMÜ product. Control medium The medium whose increasing or decreasing pressure causes the GEMÜ...
• The smooth surface results in less abrasion of the shut-off seal and fewer abraded particles in the medium. There is a chamfer at the upper end of the shaft which acts as an additional safety measure in case the shaft breaks. GEMÜ R470 Tugela 6 / 30 www.gemu-group.com...
Item number The month of manufacture is encoded in the traceability num- For further information on GEMÜ CONEXO please visit: ber and can be obtained from GEMÜ. The product was manu- www.gemu-group.com/conexo factured in Germany. The operating pressure stated on the product label applies to a media temperature of 20 °C.
Index X is applied to the ATEX marking. The following special conditions must be complied with: • Temperature class depending on the temperature of the conveyed medium and the clock frequency • Not permissible as an end-of-line valve GEMÜ R470 Tugela 8 / 30 www.gemu-group.com...
6 Order data 6 Order data Other configurations available on request. Please check the availability with GEMÜ before ordering. Order codes 1 Type Code 6 Continuation of Body material Code Butterfly valve, bare shaft R470 1.0619 / ASTM A216 WCB, CDP coated 20 µm,...
F14, flange type DIN EN ISO 5211 12 Actuator flange F16, flange type DIN EN ISO 5211 13 Shaft connection and size Square, diagonal, WAF 27 mm 14 Special version Without 15 CONEXO Without GEMÜ R470 Tugela 10 / 30 www.gemu-group.com...
The product is certified according to EAC. Explosion protection: 2014/34/EU (ATEX) ATEX marking: Special function code X Gas: II -/2 G Ex h -/IIC T6...T3 -/Gb X Dust: II -/2D Ex h -/IIIC T150°C -/Db X GEMÜ R470 Tugela 12 / 30 www.gemu-group.com...
Code 6: PN 40 / flange EN 1092, face-to-face dimension FTF EN 558 series 109 Code D: ANSI B16.5, Class 150, face-to-face dimension FTF EN 558 series 108 Code M: ANSI B16.5, Class 300, dimension FTF EN 558 series 109 www.gemu-group.com 13 / 30 GEMÜ R470 Tugela...
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Code D: ANSI B16.5, Class 150, face-to-face dimension FTF EN 558 series 108 Code M: ANSI B16.5, Class 300, dimension FTF EN 558 series 109 Flow direction: Indicated by an arrow on the product GEMÜ R470 Tugela 14 / 30 www.gemu-group.com...
4 x 22.0 4 x 18.0 20″ F14/F16 165.0 140.0 12.0 46.0 4 x 22.0 4 x 18.0 24″ F14/F16 165.0 254.0 18.0 46.0 4 x 23.0 4 x 19.0 Dimensions in mm www.gemu-group.com 15 / 30 GEMÜ R470 Tugela...
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46.0 4 x 19.0 4 x 22.0 20″ F16/F25 254.0 140.0 18.0 55.0 4 x 19.0 4 x 22.0 24″ 254.0 254.0 18.0 55.0 4 x 19.0 4 x 22.0 Dimensions in mm GEMÜ R470 Tugela 16 / 30 www.gemu-group.com...
"Technical data"). ● end-of-line valve, a mating flange must 4. Do not store solvents, chemicals, acids, fuels or similar be fitted. fluids in the same room as GEMÜ products and their spare parts. CAUTION Risk of crushing! 10 Installation in piping ▶...
If media is contaminated and DN ≥ 300, install ▶ The product must be appropriate for the piping system GEMÜ R470 horizontally, so that the lower edge of the disc operating conditions (medium, medium concentration, opens in-line with flow direction.
2. Connect the earthing cable of the butterfly valve to the earth terminal of the plant. 3. Test the resistance between the earthing cable and actu- ator shaft (value <106 Ω, typical value <5 Ω). www.gemu-group.com 21 / 30 GEMÜ R470 Tugela...
● maximum permitted pressures caused by pressure surges (water hammer). CAUTION Use as end-of-line valve! ▶ Damage to the GEMÜ product. When using the GEMÜ product as an ● end-of-line valve, a mating flange must be fitted. CAUTION Cleaning agent ▶...
Check installation of valve body in piping Increased switching noises when opening When the disc is in the closed position, Use the product regularly the product this may cause a higher breakaway torque www.gemu-group.com 23 / 30 GEMÜ R470 Tugela...
WARNING CAUTION Corrosive chemicals! Use of incorrect spare parts! ▶ Risk of caustic burns. ▶ Damage to the GEMÜ product. Wear suitable protective gear. ▶ Manufacturer liability and guarantee will be void. ● Completely drain the plant. Use only genuine parts from GEMÜ.
15 Spare parts 15.1 Ordering spare parts CAUTION Use of incorrect spare parts! ▶ Damage to the GEMÜ product. ▶ Manufacturer liability and guarantee will be void. Use only genuine parts from GEMÜ. ● When ordering spare parts, please provide the following information: 1.
2. Remove in reverse order to installation. 17 Disposal 1. Pay attention to adhered residual material and gas diffu- sion from penetrated media. 2. Dispose of all parts in accordance with the disposal regu- lations/environmental protection laws. GEMÜ R470 Tugela 26 / 30 www.gemu-group.com...
Returned goods can be processed only when this note is completed. If no return delivery note is included with the product, GEMÜ cannot process credits or repair work but will dispose of the goods at the operator's expense.
19 Declaration of Incorporation according to 2006/42/EC (Machinery Directive) Declaration of Incorporation according to the EC Machinery Directive 2006/42/EC, Annex II, 1.B for partly completed machinery GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Fritz-Müller-Straße 6-8 74653 Ingelfingen-Criesbach, Germany declare that the following product...
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DN125 – DN600 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.