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Additional Installation, Operation and Maintenance Manual e-IXPSA Pumps according to ISO 2858 and ISO 5199 ATEX II 2G Ex h IIC T5…T3 Gb Applicare qui l’adesivo con il codice a barre Apply the adhesive bar code nameplate here...
en – Original instructions Table of Contents Introduction and Safety ............................5 Introduction ..............................5 Hazard levels and safety symbols ........................5 User safety ................................ 6 Explosion protection ............................6 Explosion protection marking ........................7 1.4.1 Temperature limits ............................7 1.4.1 Operation of the pump ..........................
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en – Original instructions Guidelines for the hydraulic system ......................21 4.3.2 Forces and torques applied to the ports ....................22 4.3.3 Auxiliary Connections ..........................22 4.3.4 Mechanical seals and auxiliary systems ......................23 Electrical connection ............................23 Precautions ..............................23 4.5.1 Guidelines for electrical connection ......................
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en – Original instructions Construction and maintenance data ......................38 Section drawings and list of components ..................... 39 Drawings ..............................39 8.8.1 List of components ............................. 41 8.8.2 Disposal ................................... 43 Precautions ..............................43 WEEE (EU/EEA) .............................. 43 WEEE (UK) ..............................43 Declarations ................................
Special version pumps may be supplied with supplementary instruction manuals. For situations not considered in the manual or in the commercial documentation, contact Xylem or the Authorised Distributor. 1.2 Hazard 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: •...
en – Original instructions Complementary symbols Symbol Description Electrical hazard Hot surface hazard Danger, pressurized system Specific marking for explosion protection Danger, explosive atmosphere Do not use flammable liquids Do not use corrosive liquids Read the instruction manual 1.3 User safety Strictly comply with current health and safety regulations.
en – Original instructions DANGER: Potentially explosive atmosphere hazard All the electric material used for the connection must: • Be suitable for use • Comply with local explosion protection regulations. 1.4.1 Explosion protection marking The EX marking on the pump refers to the pump only. For the motor refer to its data plate and to the Declaration of Conformity in the manual included in the supply.
en – Original instructions NOTE: Do not operate with the valves closed at the suction or discharge pipe, or both. For the minimum flow values, refer to Section 5.3. Longer operating sessions with these flows and the indicated liquids don’t cause additional increase of the pump surface temperature. The permitted temperature limits can be exceeded on pumps with mechanical seals, due to dry run.
Identify the spare parts with the product codes directly on the site www.lowara.com/spark. Contact Xylem or the Authorised Distributor for technical information. e-IXPSA – Additional Installation, Operation and Maintenance Manual...
3. Release the unit by removing the screws and/or cutting the straps, if fitted. 4. Check the unit for integrity and to make sure that there are no missing components. 5. In case of damage or missing components, promptly contact Xylem or the Authorised Distributor.
en – Original instructions 2.2.1 Handling of the packed unit using a forklift truck The Figure shows the types of packaging and the lifting points. 1. Cardboard box with wooden base 2. Wooden crate 2.2.2 Lifting with a crane WARNING: Use ropes, chains and/or slings (hereinafter referred to as "ropes"), hooks and/or clasps (hereinafter referred to as "hooks"), shackles or eyebolts that comply with the applicable directives and are suitable for use.
en – Original instructions Preparing the unit for lifting The figure shows how to harness the unit with or without motor. 1. Use the ropes to make a tie harness. 2. Fix the ropes to the crane. 3. Lift the crane and tension the ropes without lifting the unit. Lifting and positioning 1.
This operation is essential in environments with cold temperatures. Otherwise, any residual liquid in the unit could have an adverse effect on its condition and performance. For more information on long-term storage contact the Xylem sales company or Authorised Distributor.
en – Original instructions 3 Description of the product 3.1 Features The product is a single-stage centrifugal end-suction pump with rigid coupling used with standard electric motors. Intended use • Water supply • Water transfer and circulation • Process cooling and heating •...
en – Original instructions 3.2 Data plate 1. Pump type 2. Maximum operating pressure 3. Maximum liquid operating temperature 4. Full impeller diameter (non-trimmed impellers only) 5. Manufacturing date + serial number 6. Product code 7. Weight 8. Flow rate range 9.
en – Original instructions 3.4 ATEX label The illustration shows the pump label. The motor must have its own label. 1. Specific Marking for Explosion Protection 2. Group 3. Category 4. Atmosphere (G= combustible gases, vapours or mists) 5. Explosion protection for non-electrical equipment 6.
en – Original instructions 4 Installation 4.1 General precautions Before starting, make sure that the safety instructions shown in Introduction and Safety on page 5 have been fully read and understood. WARNING: Risk of explosion Comply with the local explosion protection regulations. WARNING: Risk of explosion The improper installation of the unit in potentially explosive atmospheres can cause explosion.
en – Original instructions 4.2.3 Installation on concrete foundation Foundation requirements • The concrete must have a compression resistance of C12/15 and meet the requirements of exposure class XC1 according to EN 206-1 • Sizes must be appropriate for the sizes of the unit support plate •...
en – Original instructions 4.3 Hydraulic connection 4.3.1 Precautions WARNING: The piping system must be sized to ensure safety at the maximum operating pressure and temperature. WARNING: Danger of hot and/or toxic liquid escaping from non-sealed piping system connections Support the piping system independently to prevent them from weighing on the unit. Secure the piping system to the unit ports making sure to comply with the permitted forces and torques.
en – Original instructions • An on-off valve on the discharge side, downstream the check valve and pressure gauge, also useful for regulating the flow rate. 8. In case of suction lift installation, the suction pipe must have an increasing slope towards the unit exceeding 2%;...
en – Original instructions 1. Suction port 2. Discharge port 3. G 1/4" recirculation outlet (optional) 4. G 1/4” suction pressure port 5. G 1/4" discharge pressure port 6. G 1/2” drain 4.4 Mechanical seals and auxiliary systems 1. Find the type of seal by reading the third and second last letters of the identification code. 2.
en – Original instructions NOTE: Only use three-phase motors with sizes and powers in compliance with your local laws/regulations/standards. NOTE: The mains voltage and frequency must match the specifications on the data plates. Ground DANGER: Electrical or explosion hazard due to static charge Always connect the external protection conductor (ground) to the ground terminal before attempting to make any other electrical connections.
en – Original instructions 4.5.4 Overload protection DANGER: Potentially explosive atmosphere hazard Always use a motor protector approved for EX motor protection. 1. Install an appropriate motor protector in the control panel, with D curve in accordance with the current shown on the data plate. 2.
en – Original instructions 5 Use and operation 5.1 Precautions Before starting, make sure that the safety instructions shown in Introduction and Safety on page 5 and in Installation on page 19 have been fully read and understood. WARNING: Start-up and first operation must be done by a technician possessing the technical-professional requirements outlined in the current regulations.
en – Original instructions WARNING: Hot surface hazard Be aware of the extreme heat generated by the unit. WARNING: It is prohibited to place flammable materials near the unit. NOTE: Check that the shaft can turn smoothly. NOTE: The maximum pressure delivered by the unit at the discharge side, determined by the pressure available on the suction side, must not exceed the maximum pressure (PN).
en – Original instructions Checks before starting the unit Perform checks after the following events: • The first installation • Extraordinary maintenance • A period of inactivity. Check: • The mechanical installation • The electrical installation • The motor rotation direction •...
en – Original instructions 6 Maintenance 6.1 Precautions Before starting, make sure that the safety instructions shown in Introduction and Safety on page 5 have been fully read and understood. CAUTION: Maintenance must be done by a technician possessing the technical-professional requirements outlined in the current regulations.
en – Original instructions WARNING: Make sure that the drained liquid cannot cause damage or injuries. WARNING: It is prohibited to dispose of lubricating fluids and other hazardous substances in the environment. 6.2 Periodic maintenance DANGER: Excessive temperatures due to friction Regularly check the coupling protection and other covers of rotating parts for deformation and enough clearance from the rotating parts themselves.
6.4 Spare parts ordering Identify the spare parts with the product codes directly on the site www.lowara.com/spark. Contact Xylem or the Authorised Distributor for further technical information. 6.5 Tightening torques Blocked pump with bolted casing cover e-IXPSA – Additional Installation, Operation and Maintenance Manual...
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en – Original instructions Position number Bolt size Tightening torque Nm Tool (lbf·in) 901.12 4 (35) Standard wrench 901.13 45 (400) 903.01 G1/2 60 (530) 903.02, 04, 06, 07 G1/4 15 (130) 904.08, 09 15 (130) Hex-wrench 30 (270) 914.13 45 (400) Standard wrench 920.01...
Maintenance must be done by a technician possessing the technical-professional requirements outlined in the current regulations. WARNING: If a fault cannot be corrected or is not mentioned, contact Xylem or the Authorised Distributor. 7.2 The unit does not start Cause...
Bring the flow rate back within the permitted limits Liquid too thick Check the liquid Room temperature too high Decrease the temperature Unit faulty Contact Xylem or its Authorised Distributor 7.7 The motor becomes excessively hot Cause Solution Room temperature too high Decrease the temperature...
Solution Damaged seal due to: Replace the seal and check it to identify the cause of the • wear damage. Contact Xylem or the Authorised Distributor • thermal shock • chemical incompatibility • other 7.13 The frequency converter is in error mode or turned off...
< 50% at 40°C (104°F), unless otherwise indicated in the instructions of the pump and the electric motor. NOTE: If the humidity exceeds the stated limits, contact Xylem or the Authorised Distributor. Elevation < 1000 m (3280 ft) above sea level.
en – Original instructions EN 1092 NN, UU RR, TT, RN [(25 bar (363 psi) only] ASME B16.5 NN, UU RR, TT, RN [(25 bar (363 psi) only] 8.4 Electrical specifications See the motor data plate. Permitted tolerances for the supply voltage Frequency Hz Phase ~ No.
en – Original instructions 8.5 Maximum number of starts per hour Power, kW Starts / h 0.75 – 3 4 – 7.5 11 – 22 30 – 37 45 – 75 NOTE: The above table is provided by way of non exhaustive example. Always refer to the motor manual.
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en – Original instructions S0 with bolted casing cover Unbalanced single mechanical seal, bolted casing cover and 1 piece motor adapter. e-IXPSA – Additional Installation, Operation and Maintenance Manual...
en – Original instructions 9 Disposal 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.
Refer to the specific marking declaration found on the product. 10.1 EC Declaration of Conformity (Original) Xylem Service Italia S.r.l., with headquarters in Via Vittorio Lombardi 14 - 36075 Montecchio Maggiore VI - Italy, hereby declares that the product: Electric pump unit (see the label on first page) fulfils the relevant provisions of the following European Directives •...
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Signed for and on behalf of: Xylem Service Italia S.r.l Montecchio Maggiore, 17.02.2022 Marco Ferretti Chairman of the Board of Directors rev.00 Lowara is a trademark of Xylem Inc. or one of its subsidiaries. e-IXPSA – Additional Installation, Operation and Maintenance Manual...
en – Original instructions 11 Warranty 11.1 Information For information on the warranty refer to the commercial documentation. e-IXPSA – Additional Installation, Operation and Maintenance Manual...
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en – Original instructions e-IXPSA – Additional Installation, Operation and Maintenance Manual...
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For more information on how Xylem can help you, go to www.xylem.com Xylem Service Italia S.r.l. Via Vittorio Lombardi 14 36075 –...