GEA CONTRA CN, Инструкция по установке и эксплуатации

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1. Introduction _________________________________________________ 5
1.1 Target group_________________________________________________________________5
1.2 Symbols and formatting ________________________________________________________5
1.3 References to the document ____________________________________________________5
2. Safety ______________________________________________________ 6
2.1 Instructions for the operator _____________________________________________________6
2.1.1 General information_______________________________________________________6
2.2 Safety instructions in the operating manual _________________________________________6
2.3 Identification of instructions in the operating manual __________________________________6
2.4 Qualifications and training of personnel ___________________________________________7
2.5 Hazards upon failure to follow the safety instructions _________________________________7
2.6 Safety-conscious work ________________________________________________________7
2.7 Safety instructions for the operator / user __________________________________________8
2.8 Unauthorized modifications and production of spare parts _____________________________9
2.9 Improper operation____________________________________________________________9
2.10 Transport __________________________________________________________________9
2.11 Cleaning __________________________________________________________________10
2.12 Repair contract_____________________________________________________________10
3. Product description __________________________________________ 11
3.1 Pump Overview _____________________________________________________________11
3.2 Description _________________________________________________________________11
3.2.1 Areas of application______________________________________________________12
3.3 Proper usage _______________________________________________________________12
3.3.1 Pumped liquids _________________________________________________________12
3.3.2 Minimum flow rate _______________________________________________________12
3.3.3 Connections and pipelines ________________________________________________12
3.3.4 Motor activation _________________________________________________________12
3.4 Design ____________________________________________________________________13
3.5 Technical data ______________________________________________________________13
3.5.1 Pump denomination _____________________________________________________13
3.5.2 Pump serial number _____________________________________________________13
3.5.3 Nameplate _____________________________________________________________14
3.5.4 Performance data _______________________________________________________14
3.6 Weights ___________________________________________________________________15
3.6.1 Noise emissions ________________________________________________________16
3.6.2 Maximum operating temperature ___________________________________________16
3.6.3 Maximum operating pressure ______________________________________________17
4. Mounting, installation and connection __________________________ 18
4.1 Inspection before pump installation ______________________________________________18
4.1.1 Check failure-free running of the impeller _____________________________________18
4.2 Set-up and alignment of the pump assembly_______________________________________18
4.3 Aligning the coupling _________________________________________________________20
4.4 Permissible shift values Flender H / HDS coupling __________________________________21
4.4.1 Coupling size___________________________________________________________21
4.4.2 Axial shift rS2 __________________________________________________________21
4.4.3 Angular shift rKw ________________________________________________________21
4.4.4 Radial shift rKr__________________________________________________________21
4.5 Installation in the pipeline______________________________________________________22
4.5.1 Space requirements _____________________________________________________24
4.5.2 Reduction of noise and vibration ____________________________________________25
4.6 Connections for flushing system ________________________________________________26
4.6.1 Double mechanical seal __________________________________________________26
4.6.2 Double mechanical seal - back-to-back-arrangement____________________________27