GEM 8253 Operating Instructions Manual Download Page 1

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GEMÜ 8253

Electrically operated solenoid valve

Operating instructions

further information

webcode: GW-8253

Summary of Contents for 8253

Page 1: ...GEM 8253 Electrically operated solenoid valve Operating instructions EN further information webcode GW 8253...

Page 2: ...rights including copyrights or industrial property rights are expressly reserved Keep the document for future reference GEM Gebr M ller Apparatebau GmbH Co KG 10 06 2022 www gemu group com 2 20 GEM 8...

Page 3: ...1 10 Special function 7 5 2 Order example 7 6 Dimensions 9 7 Manufacturer s information 10 7 1 Delivery 10 7 2 Transport 10 7 3 Storage 10 8 Installation and operation 10 8 1 Installation 10 9 Electr...

Page 4: ...medium The medium that flows through the GEM product 1 4 Warning notes Wherever possible warning notes are organised according to the following scheme SIGNAL WORD Type and source of the danger Possibl...

Page 5: ...out installation and commissioning using trained personnel 4 Provide adequate training for installation and operating personnel 5 Ensure that the contents of the document have been fully understood by...

Page 6: ...thus opening the main valve seat 4 Switch position closed When voltage is applied the pilot seat 1 is closed by the arma ture 705 The medium flows through the control aperture 3 in the diaphragm 103 i...

Page 7: ...4408 stainless steel 37 6 Seal material Code NBR 2 FKM 4 EPDM 14 7 Control function Code Normally closed NC 1 Normally open NO 2 8 Voltage Code 24 V 24 110 V 110 230 V 230 9 Frequency Code DC DC 50 60...

Page 8: ...www gemu group com 8 20 GEM 8253 5 Order data...

Page 9: ...15 44 0 108 0 94 5 67 0 31 0 G 1 2 14 0 1 2 NPT 13 5 20 50 0 115 0 99 0 80 0 36 5 G 3 4 16 0 3 4 NPT 14 0 25 62 0 124 0 103 5 95 0 44 0 G 1 18 0 1 NPT 17 0 32 92 0 186 0 157 0 132 0 60 0 G 1 20 0 1 N...

Page 10: ...rment of the solenoid valve by contamin ated media The solenoid valve will cease to open or close if the con trol apertures are blocked or if the armature is blocked by dirt The piping system should b...

Page 11: ...only by qualified trained personnel Disconnect the cable from the power supply before making the electrical connection Connect the protective earth con ductor 5 4 3 2 1 Fig 3 Inserting the cable 1 Re...

Page 12: ...ring parts kit When ordering spare parts please state the complete valve order number 11 1 Inspection Check the solenoid coil at regular intervals depending upon the ambient conditions for cracks and...

Page 13: ...d insert 20 Nm 10 8 Place the solenoid coil on the bush and engage the spring clip 11 5 Diaphragm replacement WARNING Danger from medium spurting out Danger of injury Servicing work on the solenoid va...

Page 14: ...essed only when this note is completed If no return delivery note is included with the GEM product GEM cannot process credits or repair work but will dispose of the goods at the operator s expense 1 C...

Page 15: ...ectives Low Voltage Directive 2014 35 EU EMC Directive 2014 30 EU Product GEM 8253 Ensure compliance with the limiting values of the harmonised standards EN 61000 6 3 and EN 61000 6 2 and thus meeting...

Page 16: ...www gemu group com 16 20 GEM 8253 17 EU Declaration of Conformity...

Page 17: ...www gemu group com 17 20 GEM 8253...

Page 18: ...www gemu group com 18 20 GEM 8253...

Page 19: ...www gemu group com 19 20 GEM 8253...

Page 20: ...GEM Gebr M ller Apparatebau GmbH Co KG Fritz M ller Stra e 6 8 74653 Ingelfingen Criesbach Germany Phone 49 0 7940 1230 info gemue de www gemu group com Subject to alteration 06 2022...