KSB Amarex KRT Installation & Operating Manual
Submersible motor pump
pump sizes dn 50 to dn 100
motor sizes
2 poles: 32.e to 72.e
4 poles: 24.e to 54.e
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Also See for Amarex KRT:
- Installation & operating manual (128 pages) ,
- Operating and maintenance instructions manual (96 pages) ,
- Supplementary operating manual (46 pages)
Related Manuals for KSB Amarex KRT
Summary of Contents for KSB Amarex KRT
- Page 1 Submersible Motor Pump Amarex KRT Pump sizes DN 50 to DN 100 Motor sizes 2 poles: 32.E to 72.E 4 poles: 24.E to 54.E Installation/Operating Manual...
- Page 2 Legal information/Copyright Installation/Operating Manual Amarex KRT Original operating manual All rights reserved. The contents provided herein must neither be distributed, copied, reproduced, edited or processed for any other purpose, nor otherwise transmitted, published or made available to a third party without the manufacturer's express written consent.
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Page 3: Table Of Contents
Configuration and function .........................17 Scope of supply .............................17 Dimensions and weights ..........................18 Installation at Site ........................19 Safety regulations ............................19 Checks to be carried out prior to installation .....................19 Installing the pump set ..........................22 Electrical system ............................27 Amarex KRT 3 of 64... - Page 4 Related Documents ........................51 General assembly drawings .........................51 Wiring diagram .............................55 Flamepaths on explosion-proof motors .....................58 Sectional drawings of the mechanical seal ....................59 EC Declaration of Conformity ....................60 Certificate of Decontamination ....................61 Index ............................62 Amarex KRT 4 of 64...
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Page 5: Glossary
Close-coupled design Motor directly fitted to the pump via a flange or a drive lantern Flamepath The surface of motor housing components which form flameproof joints when an explosion-proof motor is installed. Amarex KRT 5 of 64... -
Page 6: General
65-215 80-216 100-215 1.2 Installation of partly completed machinery To install partly completed machinery supplied by KSB refer to the sub-sections under Servicing/Maintenance. 1.3 Target group This operating manual is aimed at the target group of trained and qualified specialist technical personnel. - Page 7 1 General Symbol Description Step-by-step instructions Note Recommendations and important information on how to handle the product Amarex KRT 7 of 64...
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Page 8: Safety
▪ Only operate pump sets which are in perfect technical condition. ▪ Do not operate partially assembled pump sets. ▪ Only use the pump (set) to handle the fluids described in the data sheet or product literature of the pump model. Amarex KRT 8 of 64... -
Page 9: Personnel Qualification And Training
The responsibilities, competence and supervision of all personnel involved in transport, installation, operation, maintenance and inspection must be clearly defined by the operator. Minimum permissible flow rate Maximum permissible flow rate Best efficiency point Best efficiency point Amarex KRT 9 of 64... -
Page 10: Consequences And Risks Caused By Non-Compliance With This Manual
▪ Only carry out work on the pump (set) during standstill of the pump. ▪ The pump casing must have cooled down to ambient temperature. ▪ Pump pressure must have been released and the pump must have been drained. Amarex KRT 10 of 64... -
Page 11: Unauthorised Modes Of Operation
Prevent impermissible modes of operation at all times. 2.10.1 Repair Special regulations apply to repair work on explosion-proof pumps. Modifications or alterations of the pump set may affect explosion protection and are only permitted after consultation with the manufacturer. Amarex KRT 11 of 64... -
Page 12: Transport/Temporary Storage/Disposal
On transfer of goods, check each packaging unit for damage. In the event of in-transit damage, assess the exact damage, document it and notify KSB or the supplying dealer (as applicable) and the insurer about the damage in writing immediately. -
Page 13: Storage/Preservation
Table 6: Ambient conditions for storage Ambient condition Value Relative humidity 5 % to 85 % (non-condensing) Ambient temperature -20 °C to +70 °C ▪ Store the pump set under dry and vibration-free conditions, if possible in its original packaging. Amarex KRT 13 of 64... -
Page 14: Return To Supplier
Always indicate any safety and decontamination measures taken. (⇨ Section 11 Page 61) NOTE If required, a blank certificate of decontamination can be downloaded from the KSB web site at: www.ksb.com/certificate_of_decontamination 3.5 Disposal WARNING Fluids, consumables and supplies which are hot and/or pose a health hazard Hazard to persons and the environment! ▷... -
Page 15: Description Of The Pump (Set)
Pump for handling untreated waste water containing long fibres and solid substances, fluids containing air/gas, as well as raw, activated and digested sludge. 4.2 Designation Example: Amarex KRT F 50 - 215 / 32ZEG - S IE3 Table 7: Designation key Code... -
Page 16: Name Plate
4 Description of the Pump (Set) 4.3 Name plate KSB SAS KSB SAS F-59320 Sequedin F-59320 Sequedin TYPE Amarex KRT F 50-215 /32 UEG-S IE3 Amarex KRT F 50-215 /32 YEG-S IE3 TYPE II2G Ex dc IIB T4 9971682656/000100 9971682656/000100 25 m... -
Page 17: Configuration And Function
Depending on the model, the following items are included in the scope of supply: Wet-installed stationary model (installation type S) ▪ Pump set complete with power cables ▪ Claw with sealing element (O-ring) and mounting elements ▪ Lifting rope/lifting chain Amarex KRT 17 of 64... -
Page 18: Dimensions And Weights
▪ Foot plate or pump stool with mounting elements ▪ Lifting rope/lifting chain A separate name plate is included in KSB's scope of supply. This name plate must be attached in a clearly visible position outside the place of installation (e.g. at the control panel, pipeline or mounting bracket). -
Page 19: Installation At Site
5.2 Checks to be carried out prior to installation 5.2.1 Checking the operating data Before installing the pump set, verify that the name plate data matches the data given in the purchase order and the site system data. Amarex KRT 19 of 64... - Page 20 If oil leakage is visible in the area of pump casing, impeller or transport support, top up the lubricant reservoir. Position the pump set as shown. Fig. 4: Topping up the lubricant Unscrew and remove screw plug 903 with joint ring 411. Amarex KRT 20 of 64...
- Page 21 If the impeller is running in the wrong direction of rotation, check the electrical connection of the pump and the control system, if necessary. Disconnect the pump set from the power supply and secure it against unintentional start-up. Amarex KRT 21 of 64...
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Page 22: Installing The Pump Set
M10 × 130 M12 × 160 M16 × 190 Table 9: Curing times of mortar cartridge Floor temperature Curing time [°C] [min] -5 to 0 0 to +10 Fig. 7: Dimensions +10 to +20 > +20 Amarex KRT 22 of 64... - Page 23 NOTE Should site conditions/piping layout, etc. require the wire to run off the vertical, do not exceed a maximum angle of 5° to ensure reliable fitting and guiding of the pump set. Amarex KRT 23 of 64...
- Page 24 NOTE The guide rails are not included in KSB's scope of supply. Select guide rail materials which are suitable for the fluid handled or as specified by the operator.
- Page 25 For installation depths > 6 m, the scope of supply may include brackets as a middle support for the guide rails. The mounting brackets also serve as spacers between the two guide rails. To DIN 2440/2442/2462 or equivalent standards Amarex KRT 25 of 64...
- Page 26 Guide the pump set over the suspension bracket/mounting bracket, thread it onto the guide wires/rails and slowly lower it down. The pump set attaches itself to duckfoot bend 72-1. Attach lifting chain/rope to hook 59-18 at the mounting bracket. Amarex KRT 26 of 64...
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Page 27: Electrical System
Protect the pump set against overloading by a thermal time-lag overload protection device in accordance with IEC 60947 and local regulations. Set the overload protection device to the rated current specified on the name plate. Amarex KRT 27 of 64... - Page 28 The pump set generally meets the interference immunity requirements to EN 50082. For monitoring the sensors installed the operator must ensure sufficient interference immunity by appropriately selecting and laying the cables in the plant. No Amarex KRT 28 of 64...
- Page 29 The pump set features sensors designed to prevent hazards and damage to the pump set. Measuring transducers are required for analysing the sensor signals supplied. Suitable devices for 230 V AC can be supplied by KSB. NOTE Reliable and safe operation of the pump within the scope of our warranty is only possible if the sensor signals are properly analysed as stipulated in this manual.
- Page 30 The electrode is intended for connection to an electrode relay (conductor marking 9). Tripping of the electrode relay must result in the pump set cutting out. The electrode relay (K1) must fulfil the following requirements: ▪ Sensor circuit 10 to 30 V AC Amarex KRT 30 of 64...
- Page 31 II2G. DANGER Operating an incompletely connected pump set Explosion hazard! Damage to the pump set! ▷ Never start up a pump set with incompletely connected power connection cables or non-operational monitoring devices. Amarex KRT 31 of 64...
- Page 32 ▷ Explosion-proof pump sets installed in a tank must never be retrofitted with an external potential equalisation connection! DANGER Touching the pump set during operation Electric shock! ▷ Make sure that the pump set cannot be touched during operation. Amarex KRT 32 of 64...
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Page 33: Commissioning/Start-Up/Shutdown
Start-up against a closed shut-off element Increased vibrations! Damage to mechanical seals and bearings! ▷ Never operate the pump set against a closed shut-off element. Fully open the discharge line shut-off element, if any. Start up the pump set. Amarex KRT 33 of 64... -
Page 34: Operating Limits
▷ Never operate the pump set with flow velocities below 0.7 m/s in horizontal pipes and 1.2 m/s in vertical pipes. Frequency inverter operation of the pump set is permitted in the frequency range from 25 to 50 Hz. Amarex KRT 34 of 64... - Page 35 Compliance with dimension B does not guarantee trouble-free operation of the pump set. Depending on the pump's duty point, higher fluid levels may be required. Observe the NPSH values indicated in the characteristic curve (see hydraulic characteristic curves). Amarex KRT 35 of 64...
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Page 36: Shutdown/Storage/Preservation
Observe the instructions given in (⇨ Section 3.3 Page 13) . 6.4 Returning to service For returning the pump set to service observe the sections on commissioning/start-up and operating limits. (⇨ Section 6.2 Page 34) Amarex KRT 36 of 64... - Page 37 Risk of personal injury from moving parts or escaping fluid! ▷ As soon as the work is complete, re-install and/or re-activate any safety-relevant and protective devices. NOTE On pumps/pump sets older than 5 years we recommend replacing all elastomer seals. Amarex KRT 37 of 64...
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Page 38: Servicing/Maintenance
▷ When draining the fluid take appropriate measures to protect persons and the environment. ▷ Decontaminate pumps which handle fluids posing a health hazard. WARNING Hot surface Risk of injury! ▷ Allow the pump set to cool down to ambient temperature. Amarex KRT 38 of 64... -
Page 39: Servicing/Inspection
NOTE All maintenance, service and installation work can be carried out by KSB Service or authorised workshops. For contact details please refer to the enclosed "Addresses" booklet or visit "www.ksb.com/contact" on the Internet. - Page 40 Damage to the sensors! ▷ Use a commercially available ohmmeter to measure the resistance. The tests described below measure the resistance at the core ends of the powercable. The actual function of the sensors is not tested. Amarex KRT 40 of 64...
- Page 41 ▪ Equivalent brands of medical quality, non-toxic ▪ Water-glycol mixture WARNING Lubricant contaminating fluid handled Hazard to persons and the environment! ▷ Using machine oil is only permitted if the oil is disposed of properly. If any Amarex KRT 41 of 64...
- Page 42 Fill lubricant through the lubricant filler opening until the lubricant levelreaches the opening. Re-insert screw plug 903 with a new joint ring 411. 7.2.2.2 Lubricating the rolling element bearings The pump set is equipped with grease-lubricated, maintenance-free rolling element bearings. Amarex KRT 42 of 64...
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Page 43: Drainage/Cleaning
▷ Close the shut-off elements in suction and discharge line. ▷ Drain the pump and release the pump pressure. ▷ Close any auxiliary connections. ▷ Allow the pump set to cool down to ambient temperature. Amarex KRT 43 of 64... - Page 44 Screw in the forcing screw and remove the impeller. NOTE The forcing screw is not included in the scope of supply. It can be ordered separately from KSB. 7.4.5 Dismantling the motor part NOTE Special regulations apply to repair work on explosion-proof pump sets.
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Page 45: Reassembling The Pump Set
▪ Immediately before installing the mechanical seal, wet the contact faces with a drop of oil. ▪ For easier installation of bellows-type mechanical seals, wet the inside diameter of the bellows with soapy water (not oil). Amarex KRT 45 of 64... - Page 46 The shaft and rolling element bearings have been properly installed. ✓ The mechanical seals have been properly installed. Slide impeller 230 onto the shaft end. Screw in impeller screw 914 and disc 550, if any. Tighten with a torque wrench. Amarex KRT 46 of 64...
- Page 47 914.15. 10. Tighten hexagon socket head cap screw 914.16. 11. Rotate the impeller body to check that the impeller turns smoothly. Make sure that the suction cover and impeller do not touch each other. Amarex KRT 47 of 64...
- Page 48 Before reassembling the motor section, check that all joints relevant to explosion protection (flamepaths) are undamaged. Any components with damaged flamepaths must be replaced. Only use original spare parts made by KSB for explosion-proof pumps. Observe the flamepath positions specified in the Annex.Secure all screwed/bolted connections closing off the flameproof enclosure...
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Page 49: Tightening Torques
90 % pumpend Rolling element 50 % bearing,motor end Rolling element 50 % bearing,pump end Cable gland 30 % 99-9 Set of sealing elements 100 % For two years of continuous operation or 17,800 operating hours Amarex KRT 49 of 64... -
Page 50: Trouble-Shooting
Check the electrical installation. voltage. Contact the energy supplier. ✘ ✘ - Motor winding or power cable are defective. Replace by new original KSB parts or contact KSB. ✘ ✘ - In case of star-delta configuration: motor Check star-delta contactor. -
Page 51: Related Documents
9 Related Documents 9 Related Documents 9.1 General assembly drawings 932.13 421.01 81-59 412.07 412.02 903.03 411.03 932.04 932.03 412.03 433.01 932.02 433.02 412.04 412.15 550.23 914.10 Fig. 25: General assembly drawing Amarex KRT 51 of 64... - Page 52 9 Related Documents Table 19: Detailed views of the general assembly drawing Description Detailed view Motor and cable fastening Amarex KRT 52 of 64...
- Page 53 9 Related Documents Description Detailed view Moisture protection device Impeller type S Amarex KRT 53 of 64...
- Page 54 Hexagon head bolt 421.01 Lip seal 903.03 Screw plug 433.01/.02 Mechanical seal 914.04/.07/.10/.15/.16 Hexagon socket head cap screw Shaft seal housing 930.20 Safety device 500.07 Ring 932.02/.03./.04/.05/.13 Circlip Locking ring 970.02 Name plate 550.23 Disc Amarex KRT 54 of 64...
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Page 55: Wiring Diagram
Table 20: Wiring diagram for installation types S and P Motors Wiring diagram 42.E For cables 12G1.5 and 12G2.5 52.E 72.E 44.E 54.E Ⓐ = Motor temperature (PTC) Ⓔ = Motor temperature Ⓕ = Leakage inside the motor * = Shielded cable optional Amarex KRT 55 of 64... - Page 56 9 Related Documents Motors Wiring diagram 42.E For cables 7G4, 7G6, 7G4 52.E 72.E 44.E 54.E Ⓐ = Motor temperature (PTC) Ⓔ = Motor temperature Ⓕ = Leakage inside the motor * = Shielded cable optional Amarex KRT 56 of 64...
- Page 57 9 Related Documents Motors Wiring diagram 32.E 34.E 24.E Ⓐ = Motor temperature 1 Ⓑ = Motor temperature 2 Ⓕ = Leakage inside the motor * = Shielded cable optional Amarex KRT 57 of 64...
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Page 58: Flamepaths On Explosion-Proof Motors
9 Related Documents 9.3 Flamepaths on explosion-proof motors Table 21: Overview of flamepaths Pump set 1,2, 3 Flamepaths Amarex KRT 58 of 64... -
Page 59: Sectional Drawings Of The Mechanical Seal
433.01 Mechanical seal (bellows- material: G, G1, G2, GH, type mechanical seal) 433.01 433.02 Mechanical seal (bellows- type mechanical seal) 433.02 Standard H, C2 433. Mechanical seal Variant: G, G1, G2, GH, C1 43 3 Amarex KRT 59 of 64... -
Page 60: Ec Declaration Of Conformity
67227 Frankenthal (Germany) The manufacturer herewith declares that the product: Amarex KRT KSB order number: ....................▪ is in conformity with the provisions of the following Directives as amended from time to time: – Pump set: Machinery Directive 2006/42/EC The manufacturer also declares that ▪... -
Page 61: Certificate Of Decontamination
We confirm that the above data and information are correct and complete and that dispatch is effected in accordance with the relevant legal provisions....................................Place, date and signature Address Company stamp Required fields Amarex KRT 61 of 64... -
Page 62: Index
Tightening torques 49 Interference immunity 28 Transport 12 Lubricants 39 Trouble-shooting 50 Leakage monitoring 30 Variants covered by this manual 6 Level control system 28 Lubricant 41 Quality 41 Wiring diagrams 55 Maintenance work 39 Amarex KRT 62 of 64... - Page 64 KSB Aktiengesellschaft 67225 Frankenthal • Johann-Klein-Str. 9 • 67227 Frankenthal (Germany) Tel. +49 6233 86-0 • Fax +49 6233 86-3401 www.ksb.com...