SPX TG H15-50, Instruction Manual, Page: 3 / 110

3 A.0500.351 – IM-TGH/07.02 EN (10/2015)
Contents
1.0 Introduction ________________________________________________7
1.1 General ___________________________________________________7
1.2 Reception, handling and storage _______________________________7
1.2.1 Reception _________________________________________________7
1.2.2 Handling __________________________________________________7
1.2.3 Storage ___________________________________________________7
1.3 Safety _____________________________________________________8
1.3.1 General ___________________________________________________8
1.3.2 Pump units ________________________________________________9
1.3.2.1 Pump unit handling ________________________________________9
1.3.2.2 Installation _______________________________________________9
1.3.2.3 Before commissioning the pump unit _______________________ 10
1.3.2.4 Disassembly/assembly of the coupling guard ________________ 10
1.3.2.5 Name plate – CE Declaration of Conformity _________________ 10
1.4 Technical conventions ______________________________________ 11
2.0 Pump description _________________________________________ 12
2.1 Type designation __________________________________________ 12
3.0 General technical information _______________________________ 15
3.1 Pump standard parts _______________________________________ 15
3.2 Operating principle ________________________________________ 15
3.2.1 Self-priming operation ______________________________________16
3.2.2 Safety relief valve – Working principle _________________________16
3.3 Sound ___________________________________________________ 16
3.4 General performance _______________________________________ 16
3.5 Main characteristics _______________________________________ 17
Maximum viscosity _______________________________________________ 17
3.6 Pressure _________________________________________________ 18
3.7 Sound level ______________________________________________18
3.7.1 Sound level of a pump without drive __________________________18
3.7.2 The sound level of the pump unit _____________________________19
3.7.3 Influences ________________________________________________19
3.8 Material options ___________________________________________ 20
3.9 Jacket options _____________________________________________ 20
3.10 Internals _________________________________________________ 20
3.10.1 Bush materials ____________________________________________20
3.10.2 Maximum temperature of internals ___________________________21
3.10.3 Operation under hydrodynamic lubrication conditions ____________21
3.10.4 Maximum torque of pump shaft and rotor material combination ____22
3.11 Mass moment of inertia _____________________________________ 22
3.12 Axial and radial clearances __________________________________ 22
3.13 Extra clearances ___________________________________________ 23
3.14 Play between gear teeth ____________________________________ 24
3.15 Maximum size of solid particles ______________________________ 24
3.16 Shaft sealings ____________________________________________ 25
3.16.1 Packed gland _____________________________________________25
3.16.2 Packing ring materials ______________________________________25
3.16.3 Mechanical seals __________________________________________25
3.16.3.1 Mechanical seals according to EN12756 (DIN24960)
General information ______________________________________________ 25
3.16.3.2 Cartridge mechanical seals _______________________________ 26
3.16.4 Reverted packing execution for e.g. chocolate application ________28
3.17.5 Triple PTFE lip-seal cartridge ________________________________29