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en – Original Instructions

SCUBA DRY – Additional Installation, Operation and Maintenance Instructions

8.6

Electrical specifications

Speed

Frequency Hz

Speed, min

-1

2900

3500

Permitted tolerances for the supply voltage

Frequency Hz

Phase ~

No. of cond earth

UN, V ± %

2 + 1

220-240 ± 6

3 + 1

230/400 ± 10

2 + 1

220-230 ± 6

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

On the surface

< 70

Submerged

Non-applicable

8.8

Materials in contact with the liquid

Component

Material

Pump body, base (SCDS), sleeve, diffuser, stator casing

AISI 304 stainless steel

Shaft

AISI 431 stainless steel

Impeller, lower bracket, upper head

Technopolymer

Содержание Lowara Scuba Dry Series

Страница 1: ...Additional Installation Operation and Maintenance Instructions SCUBA DRY Series...

Страница 2: ...ion 10 3 2 Denomination of the models 10 3 3 Data plate 10 3 4 Identification code 11 3 5 Names of the main components 12 3 6 Intended use 13 3 7 Improper use 13 3 8 Use in water distribution networks...

Страница 3: ...31 7 6 The differential protection device RCD is activated 31 7 7 The unit stops and starts cyclically single phase version 31 7 8 The motor protector in the panel has tripped three phase version 32...

Страница 4: ...umps 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 lev...

Страница 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 b...

Страница 6: ...ry 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...

Страница 7: ...unit 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 dama...

Страница 8: ...rrent 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...

Страница 9: ...top of the unit NOTICE Protect the unit from collisions Long term storage of the unit 1 Remove the drain plug 2 Completely empty the unit 3 Close the plug 4 Follow the same instructions for the storag...

Страница 10: ...on Operation and Maintenance Instructions 3Technical Description 3 1 Designation Multistage close coupled pump unit with threaded port 3 2 Denomination of the models Model Description SCD Surface pump...

Страница 11: ...DS with stainless steel base 4 Number of impeller 5 Rated motor power in kWx10 6 Frequency 50 Hz 5 or 60 Hz 6 7 Power supply single phase with internal capacitor C single phase with external capacitor...

Страница 12: ...ower supply cord 2 Discharge port 3 Upper head 4 Upper bearing support 5 Shaft and bearings 6 Stator casing 7 Lower bearing support 8 Internal mechanical seal oil chamber 9 External mechanical seal 10...

Страница 13: ...Improper use WARNING The unit was designed and built for the use described in the Intended Use section Any other uses are prohibited as they could compromise the safety of the user and the efficiency...

Страница 14: ...It 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 WARNIN...

Страница 15: ...osive atmospheres or with combustible dusts WARNING Always wear personal protective equipment WARNING Always use suitable working tools WARNING When selecting the place of installation and connecting...

Страница 16: ...the maximum operating pressure WARNING Install appropriate seals between the unit and the piping system 4 3 1 Connecting surface units Preliminary operations 1 Position the unit as close as possible...

Страница 17: ...g system must have an increasing slope towards the unit exceeding 2 to avoid air pockets Install a foot check valve with suction strainer making sure that it is always submerged 4 In case of positive...

Страница 18: ...ure 1 Surface unit example of suction lift installation 1 Diaphragm tank 2 Bleed valve 3 Start and stop device 4 Control panel 5 Pressure gauge 6 Check valve 7 Fill plug 8 Electric power supply cord 9...

Страница 19: ...19 Figure 2 Surface unit example of positive suction head installation 1 Diaphragm tank 2 Bleed valve 3 Start and stop device 4 Control panel 5 Pressure gauge 6 Check valve 7 Fill plug 8 Electric pow...

Страница 20: ...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 f...

Страница 21: ...example 1 Check valve 2 Maximum level 3 Nylon tie 4 Nylon tie 5 Float suction filter optional 6 Unit 7 Electric power supply cord 8 Lifting rope 9 Float switch optional NOTICE In the operating positio...

Страница 22: ...5 Nm 13 lbf in NOTICE The float switch cable length must not be less than 19 cm 7 in 4 4 Electrical connection DANGER All the hydraulic and electrical connections must be completed by a technician po...

Страница 23: ...wimming pools garden ponds or similar and only when inside there are no people or animals a residual current earth leakage switch I N 30 mA If it is not possible to visually check the level of the liq...

Страница 24: ...er 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 failure sensitive thermal relays 4 4 4 Operation with frequency conv...

Страница 25: ...le phase motor with automatic reset thermal overload protection could restart inadvertently after it has cooled down risk of physical injury WARNING It is prohibited to put combustible materials near...

Страница 26: ...s position 4 With the unit in operation slowly fully open the discharge on off valve 5 With the unit in operation check that No liquid is leaking from the unit or piping system There is no unwanted no...

Страница 27: ...zard Before starting work check that the power supply is disconnected and locked out to avoid unintentional restart of the unit the electronic drive and the auxiliary control circuit DANGER Electrical...

Страница 28: ...th the pressure recorded during first start up if the difference between the two values exceeds 10 15 contact Xylem or the Authorised distributor 3 Carefully clean the unit and the filters 6 4 Long pe...

Страница 29: ...e liquid level in the tank basin and or Adjust the float switch and or Checkthat the float switch can move without impediments The motor protector in the panel has tripped three phase version See para...

Страница 30: ...pipes Remove the throttling Piping and or unit clogged Remove the clogging Energised Checkthe electric power supply Liquid leaks from the gaskets of the piping system or the unit Replace the gaskets...

Страница 31: ...ut there is little or no flow rate See paragraph 7 3 7 6 The differential protection device RCD is activated Cause Solution Unsuitable type of differential Checkthe type of differential Low insulation...

Страница 32: ...act Xylem or the Authorised Distributor for the replacement 7 9 The unit produces excessive noise and or vibrations Cause Solution Resonance Checkthe installation Frequency converter wrongly calibrate...

Страница 33: ...Model Head m ft Model Head m ft Model Head m ft 1SCD 9 09 5C 75 245 3SCD 8 15 5T 90 294 5SCD 5 09 5T 59 193 1SCD 7 07 5C 60 197 3SCD 7 09 5T 79 258 5SCD 4 07 5T 48 156 1SCD 6 05 5C 101 331 3SCD 5 07 5...

Страница 34: ...0 196 5SCD6 22 6T 102 335 3SCD4 09 6C 65 214 1SCD5 09 6T 75 244 8SCD2 11 6T 32 104 3SCD5 11 6C 82 268 1SCD6 11 6T 89 293 8SCD3 15 6T 48 156 3SCD6 15 6C 98 321 3SCD2 05 6T 34 110 8SCD4 22 6T 63 208 5SC...

Страница 35: ...rs earth UN V 50 1 2 1 220 240 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 On...

Страница 36: ...alth and favors the re use and or recycling of the materials it is composed of the equipment WEEE from private household1 please contact your municipality or local authority for all information regard...

Страница 37: ...ean Directives 2006 42 EC Machinery and subsequent amendments ATTACHMENT II physical or legal person authorised to compiling the technical folder Xylem Service Italia S r l Eco design 2009 125 EC and...

Страница 38: ...ry 2014 electromagnetic compatibility and subsequent amendments 2011 65 EU Directive of 8 June 2011 restriction of the use of certain hazardous substances in electrical and electronic equipment and su...

Страница 39: ...riginal Instructions SCUBA DRY Additional Installation Operation and Maintenance Instructions 39 11Warranty 11 1 Information For information on the warranty refer to the documentation of the sale cont...

Страница 40: ...novative solutions to meet our world s water needs Developing new technologies that will improve the way water is used conserved and re used in the future is central to our work We move treat analyze...

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