Каталоги оборудования Lowara. Скважинные (колодезные) насосы

Текст каталога

1. Стр. 1 8” Submersible

2. Стр. 2

   HYDRA ULIC PERFORMANCE RANGE A T 60 Hz HYDRAULIC AT PRINT 10-2006 2

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   Submersible Electric Pumps 6Z855 6Z875 6Z895 6Z8125 Series MARKET SECTORS AGRICULTURAL, INDUSTRIAL. APPLICA TIONS APPLICATIONS • Water supply from deep wells. • Pressure boosting and water distribution in civil and industrial systems. • Supply of surge tanks and reservoirs. • Firefighting and…

4. Стр. 6 TABLE OF MA

   TERIALS 6Z8 MATERIALS COMPONENT MATERIAL Delivery head / Valve Casing Valve Valve seat Valve spring Diffuser / Bowl O-Ring diffuser Impeller Taperlock Wear ring Lower support / Suction Casing Suction strainer Pump shaft Coupling Bearing bush Thrust Bearing Screw, stud, nut Cable protection Stainless…

5. Стр. 7 6Z8 SERIES

6. Стр. 9

   AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1 mm2/sec. 9

7. Стр. 11

   AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1 mm2/sec. 11

8. Стр. 13

   AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1 mm2/sec. 13

9. Стр. 15

   AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1 mm2/sec. 15

10. Стр. 17

    AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. ∆Hv = 0,0000533*Q2 Loss = 0,2 / 0,45 / 0,75 m at 60 / 90 / 120 m3/h These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1…

11. Стр. 19

    AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. ∆Hv = 0,0000533*Q2 Loss = 0,2 / 0,45 / 0,75 m at 60 / 90 / 120 m3/h These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1…

12. Стр. 21

    AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. ∆Hv = 0,0000533*Q2 Loss = 0,35 / 0,75 / 1,35 m at 80 / 120 / 160 m3/h These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1…

13. Стр. 23

    AGES STAGES OPERA TING CHARACTERISTIC S A T 60 Hz OPERATING CHARACTERISTICS AT The head loss of the non-return valve is included. ∆Hv = 0,0000533*Q2 Loss = 0,35 / 0,75 / 1,35 m at 80 / 120 / 160 m3/h These performances are valid for liquids with density ρ = 1,0 Kg/dm3 and kinematic viscosity υ = 1…

14. Стр. 24 6Z855 SERIES

15. Стр. 25 6Z875 SERIES

16. Стр. 26 6Z895 SERIES

17. Стр. 27 6Z8125 SERIES

18. Стр. 28 6Z8 SERIES

    PUMP CROS S SECTION AND LIST OF COMPONENTS CROSS N.RIF. DESCRIZIONE Stage casing Suction casing Delivery casing Valve body Bush bearing Impeller Wear ring Shaft Coupling Locking sleeve Thrust bearing Non-return valve Valve seat Valve spring Suction strainer Motor cable Cable guard O-ring 10" Motor…

19. Стр. 29

    Submersible motors Submersible liquid-cooled motors. The choice of component materials ensures optimum operating performances, superior quality, reliability and ease of installation. L6C Series 60 Hz SPECIFICA TIONS SPECIFICATIONS • Stainless steel outer sleeve. • Shaft extension and coupling •…

20. Стр. 30 MOTOR CROS

    S SECTION AND T ABLE OF MA TERIALS CROSS TABLE MATERIALS REF. NAME REFERENCE STANDARDS MATERIAL N° EUROPE Flange, inner and outer sleeve Shaft extension (up to 18.5 kW) Shaft extension (from 22 kW) Upper support Intermediate support Mechanical seal Elastomers Lower support Compensating bellows…

21. Стр. 31 DIMENSIONS AND WEIGHTS A

22. Стр. 32 THREE-PHASE OPERA

23. Стр. 33

    Submersible motors MC8 Series 60 Hz APPLICA TION PPLICATION Three-phase asynchronous submersible water filled motor, with short-circuit rotor and special water-resistant windings. The choice of component materials ensures optimum operating performances, high reliability and ease of installation.…

24. Стр. 34 MC8 SERIES MOTORS

25. Стр. 35

    Submersible motors MC10 Series 60 Hz APPLICA TION PPLICATION Three-phase asynchronous submersible water filled motor, with short-circuit rotor and special water-resistant windings. The choice of component materials ensures optimum operating performances, high reliability and ease of installation.…

26. Стр. 36 MC10 SERIES MOTORS

27. Стр. 38 ISO

28. Стр. 39 CARRYING CLAMPS

29. Стр. 40 MOTOR-CONTROL P

30. Стр. 41 Electric

    Panel APPLICATIONS • Protection and control of a three-phase submersible electric pump. QTD Series SPECIFICATIONS • Control through an external enable • • • • • • • • • • • contact. Supply voltage: 3 x 400 V ±10 %. Frequency: 50/60 Hz Power: 0.37 to 9.2 kW. Direct motor start. Protection class: IP…

31. Стр. 42 Electric

    Panel APPLICATIONS • Protection and control of a three-phase submersible electric pump. SPECIFICATIONS • Manual control through an Q3D Series • • • • • • • • • • • • • Auto/Man selector switch. Automatic control through an external enable contact. Supply voltage: 3 x 400 V ±10 %. Frequency: 50/60…

32. Стр. 43 Electric

    Panel Q3Y Series APPLICATIONS • Protection and control of a three-phase borehole pump. SPECIFICATIONS • Manual control through Auto/Man • • • • • • • • • • • • • selector switch. Automatic control through an external enable contact. Supply voltage: 3 x 400 V ±10 %. Frequency: 50/60 Hz. 24 V AC low…

33. Стр. 44 Electric

    Panel APPLICATIONS • Protection and control of a three-phase submersible electric pump. SPECIFICATIONS Q3I Series • Manual control through an • • • • • • • • • • • • • Auto/Man selector switch. Automatic control through external enable contact. Supply voltage: 3 x 400 V ±10 %. Frequency: 50/60 Hz.…

34. Стр. 45 Electric

    Panel APPLICATIONS • Protection and control of a three-phase submersible electric pump. Q3A Series SPECIFICATIONS • Manual control through an • • • • • • • • • • • • • Auto/Man selector switch. Automatic control through an external enable contact. Supply voltage: 3 x 400 V ±10 %. Frequency: 50/60…

35. Стр. 46 Electric

    Panel APPLICATIONS • Protection and control of a three-phase submersible electric pump. SPECIFICATIONS Q3SF Series control through an • Manual Auto/Man selector switch. control through an • Automatic external enable contact. voltage: 3 x 400 V ±10 %. • Supply Frequency: 50/60 Hz. V AC low voltage…

36. Стр. 47 Level

    Control Panel APPLICATIONS • Accessory for electric pump control panels, suitable for tank filling or drainage applications or for activation of audible or visual alarms. QCL5 Series SPECIFICATIONS •Automatic control through probes. • Supply voltage: 1 x 230 V ±10% or 1 x 24 V ±10%. •Frequency 50/60…

37. Стр. 48 Level

    Probe Module APPLICATIONS • Accessory for electric panels. SPECIFICATIONS SLD Series • Electronic module for use of probes as protection against dry running. Supply voltage: 1 x 24 V ±10 % for • model SLD/24. •Frequency: 50/60 Hz. •Absorbed power: 2 VA. •Voltage to probes: 15 V AC at 0.5 mA max.…

38. Стр. 49 Protection

    against lightning APPLICATIONS • Accessory for electric panels. VR SERIES SPECIFICATIONS • Lightning arresters for protection of three-phase lines. • To be connected between the phases and earth conductor. Operating voltage: 460 V AC. • Maximum varistor voltage: 750 V • with 100 A peak current.…

39. Стр. 50 COOLING SHROUDS

40. Стр. 51 MOTOR-COOLING SLEEVE COMBINA

41. Стр. 52 MC8 SERIES MOTORS

42. Стр. 53 TECHNICAL

    APPENDIX 53

43. Стр. 54 SUBMERSIBLE ELECTRIC PUMP INST

    ALLA TION DIAGRAM INSTALLA ALLATION 1 - Submersible electric pump. 2 - Delivery pipe. 3 - Drop cable. 4 - Control panel. 5 - Non-return valve. 6 - Gauge. 7 - On/off valve. 8 - Level sensors for protection against dry running. 9 - Cable clamp. 10 - Electric pump bleed/priming cap. A - Distance…

44. Стр. 55 EXAMPLE OF INST

    ALLA TION OF A SUBMERSIBLE ELECTRIC INSTALLA ALLATION PUMP CONTROLLED B Y AN INVERTER (HYDRO VAR®) BY (HYDROV 1 - Submersible electric pump. 2 - Cable clamp. 3 - Motor supply electrical cable. 4 - Level sensors for protection against dry running. 5 - Support bracket. 6 - Check valve. 7 - Gauge. 8…

45. Стр. 56 TABLE OF POWER REDUCTION COEFFICIENTS WITH INCREASED WATER TEMPERATURE

46. Стр. 57 CALCULA

    TING THE SPEED OF THE FL UID THA T FL OWS CALCULATING FLUID THAT FLOWS AROUND A SUBMERGED MOTOR AND SIZING OF THE COOLING SLEEVE The following formula is used to verify whether the speed of the fluid that flows around the motor of a submersible pump is high enough to guarantee the proper cooling of…

47. Стр. 58 DETERMINING THE CABLE SECTION REQUIRED FOR

    LOW-VOLTAGE SUBMERSIBLE MOTORS The section required depends on the maximum admissible load current - which determines the heating factor - on the ambient temperature and how the cable is laid. Voltage loss, and therefore loss of cable efficiency, constitutes the decisive selection criterium for long…

48. Стр. 59 SIZING OF CHL

49. Стр. 60 таблицы и схемы — в просмотре

50. Стр. 61 SIZING OF ETHYLENE-PROPYLENE RUBBER (EPR) CABLES

51. Стр. 62 таблицы и схемы — в просмотре

52. Стр. 63 ASYNCHRONOUS MOTOR STARTING SYSTEMS

    Direct Suitable for low-power motors. The starting current (Ia) is much higher than the rated current (In). Starting current Ia = In x 4 - 8 Starting torque Ca = Cn x 2 - 3 Autotransformer The pump is started with a voltage which is lower than the rated one. The Lowara panels use an autotransformer…

53. Стр. 64 WATER REQUIREMENTS IN CIVIL USERS

    Determination of the water requirement depends on the type of users and contemporaneity factor. The calculation may be subject to regulations, standards or customs that may vary from country to country. The calculation method shown below is an example based on practical experience, designed to…

54. Стр. 65 TABLE OF WATER REQUIREMENTS IN CIVIL USERS

    WITH FLUSH TANK WC NUMBER OF APARTMENTS 1 WITH CONTROLLED FLUSHING SYSTEM WC 1056 1114 FLOW RATE (l/min) For seaside resorts, a flow rate increased by at least 20% must be considered. 65 G-at-fi_a_th

55. Стр. 66 WATER REQUIREMENTS FOR COMMUNITY BUILDINGS

    The requirements of buildings intended for specific uses, such as offices, residential units, hotels, department stores, nursing homes and so on, are different from those of condominiums, and both their global daily water consumption and the maximum contemporaneity flow rate are usually greater. The…

56. Стр. 67 NPSH

    The minimum operating values that can be reached at the pump suction end are limited by the onset of cavitation. The maximum possible suction head for installation depends on the value of the atmospheric pressure (i.e. the elevation above sea level at which the pump is installed) and the temperature…

57. Стр. 68 TECHNICAL APPENDIX VAPOUR PRESSURE PS VAPOUR

58. Стр. 70 FLOW RESISTANCE

    TABLE OF FLOW RESISTANCE IN BENDS, VALVES AND GATES The flow resistance is calculated using the equivalent pipeline length method according to the table below: DN ACCESSORY TYPE 45° bend 90° bend 90° smooth bend Union tee or cross Gate Non return valve 0,2 0,4 0,4 1,1 1,1 0,2 0,6 0,4 1,3 1,5 0,4 0,9…

59. Стр. 71 VOLUMETRIC CAPACITY

    Litres per minute Cubic metres per hour Cubic feet per hour l/min m3/h ft3/h 1,0000 16,6670 0,4720 28,3170 4,5460 3,7850 0,1100 0,0600 1,0000 0,0283 1,6990 0,2728 0,2271 0,0066 Cubic feet per minute 2,1189 35,3147 1,0000 60,0000 9,6326 8,0209 0,2339 Imp. gal. per minute US gal. per minute ft3/min…

60. Стр. 72 Headquarters

    LOWARA S.r.l. 36075 Montecchio Maggiore Vicenza - Italy Tel. (+39) 0444 707111 Fax (+39) 0444 492166 e-mail: lowara.mkt@itt.com - http: //www.lowara.com “RESIDENTIAL AND COMMERCIAL WATER GROUP - EMEA” SALES NETWORK ITALY EUROPE MILANO 20090 Cusago - Viale Europa, 30 Tel. (+39) 02 90394188 Fax (+39)…

Схемы, таблицы и рисунки — в просмотре документа выше. Клик по номеру страницы открывает её в просмотре.