Grundfos S 50 Series Скачать руководство пользователя страница 12 | Manualshive

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12

3.2.2 Sensors

Fig. 14

Wiring diagram for sensors

T

M

05

16

41

30

1

6

Terminal board

connection

Pt100 in stator

Pt100 in lower bearing

Thermal switches

Thermistors

Moisture switches

Two moisture switches in Ex pumps

The wiring diagrams in custom-
built products may be different
from the standard. In this case we
recommend that you contact the
nearest Grundfos company or
authorized workshop.

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Содержание S 50 Series

Страница 1: ...S pumps ranges 50 70 Installation and operating instructions GRUNDFOS INSTRUCTIONS...

Страница 2: ...t 16 5 2 Storing the product 16 6 Product introduction 17 6 1 Product description 17 6 2 Applications 17 6 3 Pumped liquids 17 6 4 Potentially explosive environments 18 6 5 Identification 19 6 6 Insta...

Страница 3: ...icates that an action must be taken A red or grey circle with a diagonal bar possibly with a black graphical symbol indicates that an action must not be taken or must be stopped If these instructions...

Страница 4: ...of lifting chains or place it in horizontal position to secure stability CAUTION Crushing of hands Minor or moderate personal injury Do not put your hands or any tool into the pump inlet or outlet por...

Страница 5: ...may be different from the one in the drawing It does not affect the handling of the product however TM04 7173 1710 Range 50 and Range 58 62 66 and Front Middle Nose Front Middle Outlet flange size Pu...

Страница 6: ...uring lifting or transportation may cause injury to persons or damage the pump Fig 5 Raising the pump to upright position step 1 Fig 6 Raising the pump to upright position step 2 TM06 5922 0316 TM06 5...

Страница 7: ...Correct plinth height for installation on auto coupling is important in order to obtain the best efficiency for the pump Fig 10 Auto coupling base unit installation on a plinth The minimum required p...

Страница 8: ...xxx xxx xxx 150 S2 xxx xxx xxx 150 S3 110 xxx xxx 200 S3 120 300 xxx 400 S3 120 600 xxx 250 Range 70 S1 xxx xxx xxx 150 S2 90 xxx xxx 100 S2 100 xxx xxx 150 S2 110 xxx xxx 150 S2 120 250 500 600 800 1...

Страница 9: ...will automatically connect tightly 8 Hang up the end of the chain on a suitable hook at the top of the pit and in such a way that the chain cannot come into contact with the pump 9 Adjust the length...

Страница 10: ...five times the mass of the supported equipment and must have sufficient rigidity to withstand the axial transverse and torsional loads generated by these machines The foundation must be 15 cm wider t...

Страница 11: ...7 Connect the motor cables and the sensor cable Fig 12 Column pipe installation pump type ST 3 2 Electrical connection Connect the pump to an external mains switch ensuring all pole disconnection wit...

Страница 12: ...ion Pt100 in stator Pt100 in lower bearing Thermal switches Thermistors Moisture switches Two moisture switches in Ex pumps The wiring diagrams in custom built products may be different from the stand...

Страница 13: ...les if there is a risk that electrical noise can disturb other electrical equipment See the data sheet for the frequency converter used 3 3 3 Consequences When operating the pump via a frequency conve...

Страница 14: ...levels are determined by the motor submergence required to ensure cooling to prevent cavitation or to avoid air being sucked into the pump inlet The lowest level cannot always be foreseen but must be...

Страница 15: ...h pumped liquid when the pump is started Other possible actions Use a vacuum pump to suck liquid into the pump housing this requires an isolating valve on the outlet side Install a non return valve in...

Страница 16: ...e product 5 1 Handling the product Before handling the product check the following points Lifting equipment and lifting points See section 3 1 1 Lifting the pump Raising pump to upright position See s...

Страница 17: ...bracket 6 Terminal box 7 Submersible motor 8 Pump 9 Air vent screw 7 6 8 1 2 5 3 5 4 9 Installatio n type Description Accessorie s S Sewage pump without cooling jacket for submerged installation on a...

Страница 18: ...suitable terminal board 7 The WIO sensor must always be fully submerged in the oil when the power is on 8 If a WIO sensor is installed the control unit must protect the WIO sensor against short circui...

Страница 19: ...66 Range 66 70 Range 70 S Super high Pressure version H High M Medium L Low E Extra low F Super low S Submersible installation without cooling jacket Installation type C Submersible installation with...

Страница 20: ...ion G Type of explosive atmosphere 1 2 3 4 5 6 7 8 9 10 11 12 23 13 14 15 16 17 18 19 20 21 22 DK 8850 Bjerringbro Denmark II2G 0344 Ex b c IIB T4 Ex db IIB T4 Gb Type yyww no Warnings Do not open whe...

Страница 21: ...n a base stand TM06 7260 1217 Pos Description CE CE mark 1180 Number of quality assurance notified body EU Ex symbol II Equipment group II non mining 2 Equipment category high protection G Type of exp...

Страница 22: ...vertical dry installation with base stand left and base plate on two concrete plinths right Installation type H Permanent horizontal dry installation Fig 27 Permanent horizontal dry installation The p...

Страница 23: ...r pumps in dry installation the lowest stop level must be at least 20 cm above the opening of the inlet pipe Install the start level switch in such a way that the pump is started at the required start...

Страница 24: ...one optional Pt100 sensor in the bearing or in the stator winding one analog and optional WIO sensor in the oil chamber Fig 30 Sensor cable seen towards the pump Fig 31 Sensor connections SM 113 outsi...

Страница 25: ...on devices to monitor stator temperature instead of thermal switches and must be connected to the thermistor relay in the control cabinet 7 5 5 WIO sensor optional The WIO sensor is available as an ac...

Страница 26: ...tation to service workshop always support the pump by means of lifting chains or place it in horizontal position to secure stability DANGER Electric shock Death or serious personal injury Before start...

Страница 27: ...l is high this may be the result of a defective shaft seal Change the oil if it contains water Oil not containing water can be reused 5 If the oil needs to be changed place a clean container under the...

Страница 28: ...H For dry installed pumps there are two methods All methods are described here 8 4 1 Submersible pumps installation types S C and ST Submersible pumps have a separate adjustable pump inlet cover which...

Страница 29: ...arance adjustment 8 5 Pump cleaning and visual inspection A simple maintenance measure is to clean the pumps at regular intervals Lift the pumps out of the wet pit and clean the pumps on site Hose dow...

Страница 30: ...u request Grundfos to service the product contact Grundfos with the following details about the pumped liquid before returning the pump for service Otherwise Grundfos can refuse to accept the product...

Страница 31: ...oaded Let the pump cool down for approx 10 minutes and try to start again In case the pump starts now the first stop was caused by a tripping thermal switch If the fault occurs again find the cause of...

Страница 32: ...uired 4 The pump starts but stops immediately a A clogged pump causes the motor protective circuit breaker to trip out Clean the pump b An overheated motor causes the thermal switches to trip out Allo...

Страница 33: ...ys above the pump housing Fig 36 Liquid level In special situations if the motor is not fully loaded the temperature of the pumped liquid may be higher In this case contact the nearest Grundfos compan...

Страница 34: ...nting can be done through an air vent screw in top of the cooling jacket For installation type H air venting is not necessary after the pump has been filled with water S pump range Starts per hour 50...

Страница 35: ...2 100 200 135 4 54L 380 410 450 S2 100 200 170 4 54L 390 410 450 S2 100 250 135 4 54E 530 540 490 520 S2 100 250 170 4 54E 490 540 490 550 Range 58 S C D H ST2 80 125 290 258H 460 SV 80 125 290 2 58H...

Страница 36: ...56 0 S3 120 300 500 8 66M 100 0 110 0 110 0 112 0 S3 120 600 350 10 66 E 165 5 177 0 165 0 178 5 S3 120 600 500 8 66E 172 0 182 5 172 0 184 3 S range 70 S C D H S1 100 200 850 4 70H 105 0 119 5 118 5...

Страница 37: ...53 428 5005 Korea GRUNDFOS Pumps Korea Ltd 6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deglava b...

Страница 38: ...splayed in this material including but not limited to Grundfos the Grundfos logo and be think innovate are registered trademarks owned by The Grundfos Group All rights reserved 2018 Grundfos Holding A...

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