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Xylem Lowara Scuba, Additional Installation, Operation And Maintenance Instructions

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Xylem Lowara Scuba Additional Installation, Operation And Maintenance Instructions Download Page 29

en – Original instructions 

 

 

SCUBA – Additional Installation, Operation and Maintenance Instructions 

29

 

 

60 Hz

 

Model 

Head, m (ft) 

Model 

Head, m (ft) 

Model 

Head, m (ft) 

1SC4/05/6C 

58 (191) 

5SC4/15/6C 

69 (226) 

3SC6/15/6T 

100 (328) 

1SC5/07/6C 

73 (238) 

8SC2/11/6C 

32 (103) 

5SC2/07/6T 

35 (115) 

1SC6/11/6C 

86 (283) 

8SC3/15/6C 

47 (155) 

5SC3/11/6T 

52 (172) 

3SC2/05/6C 

33 (107) 

1SC3/05/6T 

45 (147) 

5SC4/15/6T 

68 (223) 

3SC3/07/6C 

49 (161) 

1SC4/07/6T 

60 (196) 

5SC6/22/6T 

102 (335) 

3SC4/09/6C 

65 (214) 

1SC5/09/6T 

75 (244) 

8SC2/11/6T 

32 (104) 

3SC5/11/6C 

82 (268) 

1SC6/11/6T 

89 (293) 

8SC3/15/6T 

48 (156) 

3SC6/15/6C 

98 (321) 

3SC2/05/6T 

34 (110) 

8SC4/22/6T 

63 (208) 

5SC2/07/6C 

34 (112) 

3SC3/07/6T 

50 (165) 

- 

- 

5SC3/11/6C 

51 (167) 

3SC4/09/6T 

67 (219) 

- 

- 

8.3

 

Maximum operating pressure 

1MPa (145 psi). 
Note: 

P1max + Pmax ≤ PN. 

Data 

Description 

P1max 

Maximum input pressure 

Pmax 

Maximum pressure generated by the unit 

PN 

Maximum operating pressure 

8.4

 

Maximum number of starts per hour 

Motor power, kW 

Starts / h 

0.5 - 0.9 

25 

1.1 - 2.2 

20 

8.5

 

Mechanical characteristics 

Electric power supply cord length 

20 m (66 ft). 

Maximum immersion depth 

17 m (56 ft) 

Protection class 

IPX8. 

8.6

 

Electrical specifications 

Speed

 

Frequency Hz 

Speed, min

-1

 

50 

2900 

60 

3500 

 

 

 

Summary of Contents for Lowara Scuba

Page 1: ...Additional Installation Operation and Maintenance Instructions SCUBA Close coupled submersible pump unit ...

Page 2: ...ate 10 3 3 Identification code 11 3 4 Names of the main components 12 3 5 Intended use 13 3 6 Improper use 13 3 7 Use in water distribution networks for human consumption 14 4 Installation 15 4 1 Precautions 15 4 2 Installation area 15 4 2 1 Permitted positions 16 4 2 2 Float adjustment 16 4 3 Hydraulic connection 17 4 3 1 Guidelines for the hydraulic system 17 4 4 Electrical connection 19 4 4 1 G...

Page 3: ...ed 26 7 7 The thermal overload protection triggers or the fuses blow 26 7 8 The thermal overload protection triggers 27 7 9 Excessive anode consumption 27 7 10 The unit produces excessive noise and or vibrations 27 7 11 The frequency converter is in error mode or turned off 27 8 Technical Information 28 8 1 Operating environment 28 8 2 Maximum head 28 8 3 Maximum operating pressure 29 8 4 Maximum ...

Page 4: ... pumps may be supplied with supplementary instruction manuals For situations not considered in the manual or in the sales document contact Xylem or the Authorised Distributor 1 2 Safety 1 2 1 Danger levels and safety symbols Before using the unit the user must read understand and comply with the indications of the danger warnings in order to avoid the following risks Injuries and health hazards Da...

Page 5: ...EU countries this product may be used by children aged 8 years and above and persons with reduced physical sensory or mental capabilities or who lack experience and knowledge provided that they are being supervised and have been instructed on how to use it safely and understand the hazards involved Children must not play with the product Cleaning and maintenance must not be carried out by children...

Page 6: ...y measures to ensure that any spilled lubricant does not disperse in the environment WARNING It is prohibited to dispose of lubricating fluids and other hazardous substances in the environment 1 2 4 Sites exposed to ionizing radiations WARNING Ionizing radiation hazard If the unit has been exposed to ionizing radiations implement the necessary safety measures for the protection of people If the un...

Page 7: ...nit and its components in a cardboard box 2 2 Unit inspection upon delivery Inspect the package 1 Check that quantity descriptions and product codes match the order 2 Check the packaging for any damage or missing components 3 In case of immediately detectable damage or missing parts accept the goods with reserve indicating any findings on the transport document or reject the goods indicating the r...

Page 8: ...r supply cord or the float is strictly forbidden WARNING Use cranes ropes lifting straps hooks and clasps that comply with current regulations and that are suitable for the specific use NOTICE Make sure that the harnessing does not hit and or damage the unit WARNING Lift and handle the unit slowly to avoid stability issues WARNING During handling make sure to avoid injury to people and animals and...

Page 9: ...emperature between 5 C and 60 C 23 F and 140 F and relative humidity between 5 and 95 NOTICE Do not place heavy loads on top of the unit NOTICE Protect the unit from collisions Long term storage of the unit 1 Keep the unit in the vertical position and empty it completely through the filter 2 Follow the same instructions for the storage of the packed unit For further information about preparation f...

Page 10: ...threaded port 3 2 Data plate Position number Description Position number Description 1 Pump unit type 9 Speed 2 Pump unit code 10 Maximum liquid temperature 3 Flow 11 Maximum ambient temperature 4 Head 12 Maximum operating pressure 5 Minimum head 13 Minimum efficiency index MEI 6 Rated output 14 Maximum immersion depth 7 Motor characteristics 15 Serial number manufacturing date 8 Weight ...

Page 11: ...hase with internal capacitor Q single phase with external capacitor T three phase 8 Float Empty without float G with float 9 Cable length m 10 Plug type Empty not included DE German CEE 7 VII DIN49441 2 AR2 UK British BS 1363 I AU Australian AS NZS 3112 11 Certification for use with drinking water Empty none W WRAS Marks of safety approval For products with a mark of electrical related safety appr...

Page 12: ... Lower bracket 11 Capacitor 3 Diffuser 12 Upper bearing support 4 Impeller 13 Shaft and bearings 5 Bush bearing bracket 14 Stator casing 6 Floater adjustment clip 15 Lower bearing support 7 Lifting ring 16 Internal mechanical seal oil chamber 8 Power supply cord 17 External mechanical seal 9 Discharge port 18 Filter 1 8 1 12 1 14 1 16 1 17 1 18 1 13 1 1 1 10 1 11 1 15 1 2 1 3 1 4 1 5 Scuba_M0004_B...

Page 13: ...escribed in the Intended Use section Any other uses are prohibited as they could compromise the safety of the user and the efficiency of the unit itself DANGER It is prohibited to use this unit to pump flammable and or explosive liquids DANGER Potentially explosive atmosphere hazard It is prohibited to start the unit in environments with potentially explosive atmospheres or with combustible dusts ...

Page 14: ...t is prohibited to pump drinking water after use with other fluids WARNING Take appropriate measures during transport installation and storage to prevent contamination from external substances WARNING Remove the unit from its packaging just before installation to prevent contamination from external substances WARNING After installation run the unit for a few minutes with several users open in orde...

Page 15: ...l protective equipment WARNING Always use suitable working tools WARNING When selecting the place of installation and connecting the unit to the hydraulic and electric power supplies strictly comply with current regulations NOTICE In case of outdoor installation ensure protection from frost When connecting the unit to a public or private aqueduct or to a well for the supply of water for human and ...

Page 16: ... of the unit To change its action 1 Loosen the floater adjustment clip screw 2 Adjust the length of the float cable short decrease the distance between minimum and maximum level more frequent starts and stops long increase the distance between minimum and maximum level less frequent starts and stops 3 Tighten the screw Tightening torque 1 5 Nm 13 lbf in NOTICE The cable length must not be less tha...

Page 17: ...case of plastic piping use an adapter 2 Install a check valve on the piping at least 2 m 7 ft from the unit and then one every 10 m 33 ft 3 Make a 3 mm 1 8 relief hole 10 cm 3 9 in from the discharge port 4 Secure the power supply cord to the piping with nylon ties at distances of 3 m 10 ft from each other keeping it loose from one tie and the next to avoid it being pulled in case of piping expans...

Page 18: ...L1 Minimum level 7 Electric power supply cord L2 Maximum level 8 Control panel 1 Float 9 Bleed valve 2 Check valve 10 Pressure gauge 3 Nylon tie 11 Start and stop device 4 Piping 12 Diaphragm tank 5 Lifting rope 13 Gate valve 6 Unit NOTICE In the operating position the unit the piping the electric power supply cord and the lifting rope must never be in contact with the walls of the well tank ...

Page 19: ...ast one to detach itself from the terminal DANGER Electrical hazard Install suitable systems for protection against indirect contact in order to prevent lethal electric shocks 4 4 2 Guidelines for electrical connection 1 Check that The mains voltage and frequency match the specifications on the data plate The power supply cord is protected from high temperatures vibrations collisions and abrasions...

Page 20: ...ermal magnetic switch with C curve and Icn 4 5 kA or other similar device Three phase Thermal by the installer trip class 10 A overload thermal relay aM fuses motor start up or start class 10 A motor protection thermal magnetic switch From short circuit by the installer aM fuses motor start up or thermal magnetic switch with C curve and Icn 4 5 kA or other similar device If required install phase ...

Page 21: ... prohibited to put combustible materials near the unit NOTICE The unit must be submerged in the liquid at a depth of at least 15 cm 6 in before startup NOTICE Dry run of the unit is forbidden NOTICE It is prohibited to operate the unit with the on off valve closed NOTICE Make sure that there is no residual air inside the unit after being submerged in the liquid 5 2 Rotation direction check three p...

Page 22: ...uid from the piping Abnormal noise or vibration Vortex nearby the suction port 3 When the float reaches the low position minimum liquid level the pump automatically stops Units without float 1 Connect the plug to the mains and or turn on the switch the unit starts 2 With the unit in operation check that the liquid is actually being pumped and that there is no Leaking of fluid from the piping Abnor...

Page 23: ...t is connected to the frequency converter disconnect the mains power supply and wait at least 10 minutes for the residual current to dissipate 6 2 Maintenance every 6 months of operation or at the end of the season When the first of the two limits is reached 1 Check the integrity of the power supply cord if the cable is damaged contact Xylem or the Authorised Distributor for its replacement 2 Chec...

Page 24: ...g 3 Put the unit out of service 4 Protect the unit against freezing Before starting the unit 1 Remove the filter and check that the shaft is rotating freely without mechanical impediments 2 Inspect the anode and replace as necessary see Anode maintenance 6 5 Spare parts ordering Identify the spare parts with the product codes directly on the site www lowara com spark Contact Xylem or the Authorise...

Page 25: ... control panel Replace the capacitor Control panel faulty Check and repair or replace the control panel Starter set incorrectly or faulty Adjust or replace the starter 7 3 There is little or no flow rate and or pressure Cause Remedy Motor turns in the wrong direction Check the direction of rotation and change it if necessary Well liquid level too low Increase the installation depth and or Reduce t...

Page 26: ... change it if necessary Pipes on off valves or filter clogged with impurities Remove the impurities Starter set incorrectly or faulty Adjust or replace the starter The unit runs but there is little or no flow rate See paragraph 7 7 7 6 The differential protection device RCD is activated Cause Remedy Unsuitable type of differential Check the type of differential Float damaged Contact Xylem or the A...

Page 27: ...gly calibrated if present See the frequency converter manual 7 9 Excessive anode consumption Cause Remedy Electric contact with large size metal parts Remove the electric contact Defective grounding Check and reset the grounding Eddy current Remove all eddy current Liquid too aggressive Check the compatibility of the unit with the liquid Check the liquid temperature 7 10 The unit produces excessiv...

Page 28: ...rificial anode kit Sand quantity 25 g m3 8 2 Maximum head 50 Hz Model Head m ft Model Head m ft Model Head m ft 1SC9 09 5C 75 245 3SC8 15 5T 90 294 5SC5 09 5T 59 193 1SC7 07 5C 60 197 3SC7 09 5T 79 258 5SC4 07 5T 48 156 1SC6 05 5C 101 331 3SC5 07 5T 58 190 5SC3 05 5T 36 117 1SC9 09 5T 78 257 3SC4 05 5T 47 153 8SC6 15 5C 65 214 1SC7 07 5T 61 201 5SC8 15 5C 93 304 8SC3 09 5C 32 104 1SC6 05 5T 102 33...

Page 29: ... 6T 32 104 3SC5 11 6C 82 268 1SC6 11 6T 89 293 8SC3 15 6T 48 156 3SC6 15 6C 98 321 3SC2 05 6T 34 110 8SC4 22 6T 63 208 5SC2 07 6C 34 112 3SC3 07 6T 50 165 5SC3 11 6C 51 167 3SC4 09 6T 67 219 8 3 Maximum operating pressure 1MPa 145 psi Note P1max Pmax PN Data Description P1max Maximum input pressure Pmax Maximum pressure generated by the unit PN Maximum operating pressure 8 4 Maximum number of star...

Page 30: ...20 240 6 3 3 1 230 400 10 60 1 2 1 220 230 6 3 3 1 220 380 5 8 7 Sound pressure Unit position LpA sound pressure level measured in free field at a distance of one metre dB 2 Submerged Non applicable Partially submerged 70 8 8 Materials in contact with the liquid Component Material Sleeve diffuser casing filter plate AISI 304 stainless steel Bush support impeller lower head upper head Technopolymer...

Page 31: ...s 31 9Disposal 9 1 Precautions WARNING The unit must be disposed of through approved companies specialised in the identification of different types of materials steel copper plastic etc WARNING It is prohibited to dispose of lubricating fluids and other hazardous substances in the environment ...

Page 32: ...Conformity n EMCD36 1 Apparatus model Product Close coupled submersible pump unit 2 Name and address of the manufacturer Xylem Service Italia S r l Via Vittorio Lombardi 14 36075 Montecchio Maggiore VI Italy 3 This declaration of conformity is issued under the sole responsibility of the manufacturer 4 Object of the declaration Close coupled submersible pump unit 5 The object of the declaration des...

Page 33: ...omplies with the 2011 65 EU directive of the European Parliament and Council of 8 June 2011 on the restriction of use of certain dangerous substances in electric and electronic equipment and with delegate directive EU 2015 863 of 31 March 2015 of the Commission 6 References to the relevant harmonized standards used or references to the other technical specifications in relation to which conformity...

Page 34: ...n Original instructions 34 SCUBA Additional Installation Operation and Maintenance Instructions 11Warranty 11 1 Information For information on the warranty refer to the documentation of the sale contract ...

Page 35: ...en Original instructions SCUBA Additional Installation Operation and Maintenance Instructions 35 ...

Page 36: ...environment and we help people use water efficiently in their homes buildings factories and farms In more than 150 countries we have strong long standing relationships with customers who know us for our powerful combination of leading product brands and applications expertise backed by a legacy of innovation For more information on how Xylem can help you go to www xyleminc com Xylem Service Italia...

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