KSB BPD 242, Operating Instructions Manual

Page 1: ...Submersible Motor pumps Operating Instructions 3300 8115 04 85 G3 Submersible Motor Pumps 50 Hz 150 mm 150 mm 175 mm 150 mm 200 mm 150 mm ...

Page 2: ...7 1 Verification of power supply 6 7 2 Trip circuit for over current 6 7 3 Protection against electric shock 6 7 4 Installation of water level guard 6 7 5 Checking the direction of rotation 6 7 6 Discharge valve position during initial start up 6 7 7 Operation against a closed discharge valve 6 7 8 Operation against a throttled discharge valve 6 7 9 Operating limits of pump 6 7 10 Start up frequen...

Page 3: ...nated parameters that have been mutually agreed upon The operating limits should not exceed from the limits of Flow Q Head H specified on the pump nameplate and Voltage Current in Amp specified on the motor nameplate 2 5 Unauthorized site condition The warranty of the pumpset will be in accordance with our terms of Warranty Certificate Our warranty will not apply if The pump is used for handling t...

Page 4: ...n of Extended Cable Proper selection of cables ensures smooth and safe operation of the pumpset For the selection of extended cable voltage drop needs to be calculated Voltage drop for extended cable should not be more than 3 of rated voltage i e Permissible voltage drop Avaiable voltage at site x 0 03 For three phase motor Voltage drop Cable Length in meters x Resistance meter for particular cabl...

Page 5: ...or shaft with the help of grub screw provided along with the coupling for 4 motor 6 pump combination this is not required Couple the pump and motor with the help of four studs and nut provided on the top face of motor Check free rotation of coupling rotor Fit the strainer on Suction casing Pass the cable through cable protection pipe The pump set is now ready for installation 4 0 Vertical installa...

Page 6: ...otted Casing pipe Length up to soft rock level 8 Pressure Gauge 9 Cable clamp 10 Non return valve Fig 5 Horizontal installed pumpset in tank or pit 1 Control Valve 2 Support 3 Riser Pipe 4 Submersible Pumpset 5 Water reservoir for Motor 6 Expansion Joint 7 Ventilation 8 Pressure gauge Note The horizontal installation of submersible pumpset is required to be equipped with two storage tanks to maint...

Page 7: ...e motor 2 Cable 3 Switchgear panel 4 Cable leads 5 Incoming supply 6 2 Motor with two cables Distinguish initially between the motor with open circuit and the motor with two cables parallel by following way 1 If there is continuity between any two of U1 V1 W1 U V W the motors are connected like two cables in parallel 2 If there is only continuity between U1 U or V1 V or W1 W then the motor are con...

Page 8: ...ly and this heat will transfer to the motor where it will cause the winding damage 7 8 Operation against a throttled discharge valve If the pump set operated against throttled discharge valve for a prolonged period of time the flow must not fall below Qmin OR be at least 10 of the flow at best efficiency point BEP This needs to be ensured in order to reduce noisy operation and the overheating of t...

Page 9: ...ter 2 Lay the motor down unscrew hex head cap nut 920 3 Remove the cover 160 diaphragm 823 4 Dismantle thrust bearing housing 354 together with the bearing segment carrier 392 segment 387 5 Remove the circlip 932 and pull out thrust bearing plate 384 Caution Take care not to damage the rubbing face 6 Dismantle bottom bearing body 382 Interpart lower use a lead hammer pipe wrench for this purpose 7...

Page 10: ...s either too high or too low Change either supply or Check the motor than rated connections Failure of a phase single phasing in 3 phase Rectify loose connections Replace fuses motor Consult electrical authority Switchgear positioned in too warm place Protect switchgear from heat Control switch is not in function Repair replace the control device level switch level guard Leakage in the unit faulty...

Page 11: ...pply frequency and increase the voltage up to tolerance limit as shown on name plate Pump delivers against an excessive discharge Open discharge valve to attain desired flow pressure Reduce no of bends increase the pipe size The pump delivers higher flow of water against low Regulate discharge valve till the duty flow is discharge pressure attained Leakage in pipes Change the pipe Excessive wear o...

Page 12: ... 3 545 01 Bearing bush LTB4 1 1 2 2 2 2 3 752 Valve seat with O ring 1 1 1 1 2 2 3 Set of gasket O ring 1 1 2 2 2 3 3 12 2 Motor No of pumps including standby motors Part No Description 1 2 3 4 5 6 8 10 above Quantity of spare parts 271 Sand guard 1 1 1 1 2 2 3 4 412 O rings 1 1 1 2 2 2 3 4 421 Oil seal 1 1 1 2 2 2 3 4 829 Cable packing ring 1 1 1 1 2 2 3 3 829 Cable gland ring 1 1 1 1 2 2 3 3 903...

Page 13: ...0 01 Impeller 230 02 Impeller at 21st stage 355 Discharge brg body with brg bush 545 01 506 Retainig ring 529 01 Bearing sleeve Last 580 Cap 751 Valve body 752 Valve seat 756 Valve spring 759 Valve dish 849 Sleeve coupling 904 Threaded pin 914 Screw 917 Hook bolt 920 Nut 921 Shaft nut 931 Washer 13 Pump Construction Schematic 13 1 Radial flow pump 150mm UQD 112 152 182 212 ...

Page 14: ...owl last stage 143 Suction strainer 211 Pump shaft 232 Clockwise impeller 412 O ring 502 Wearing ring 521 Stage sleeve 525 Spacer sleeve 529 Bearing sleeve 545 01 Bearing bush 545 02 Bearing bush 550 Washer 580 Cap 751 Valve body 752 Valve seat 756 Valve spring 759 Valve dish 849 Coupling sleeve 900 Round head screw 901 Hex bolt 902 Studs 904 Threaded pin 914 Grub screw 920 Hex nut 931 Washer 940 ...

Page 15: ...per with Bearing bush Upper 545 02 384 Thrust plate assembly with disc 550 387 Thrust bearing segment 389 Counter thrust bearing 392 Bearing segment carrier 411 51 52 53 Gasket 412 O ring 421 Oil seal 550 01 02 03 04 Washer 554 Cable press washer 580 Cap 720 Double nipple 818 Rotor with balancing ring 81 77 828 Cable packing ring 903 51 Threaded plug Allen head 903 52 Threaded plug Hex 903 53 Thre...

Page 16: ... guard 382 51 Bearing body Lower 382 52 Bearing body Upper 384 Thrust bearing plate 387 Thrust bearing segment 389 Counter thrust bearing ring 392 Bearing segment carrier 411 51 Gasket 411 52 Gasket 421 Oil seal 545 51 Bearing bush Lower 545 52 Bearing bush Upper 550 Disc 550 51 Washer Machined 550 52 Washer Punched 580 Cap 818 Rotor 828 Cable packing ring 829 51 Cable gland ring 829 52 Cable pres...

Page 17: ...al Sr Product Ingredients Disposal Methods 1 Pumps Paint Pump body Base frame Sludge to be disposed through authorised re processor Non ferrous parts a Impellers Diffusers b Bushes c Stage sleeves d Thrust plate To be disposed through authorized re processor e Wearing ring f Coupling Guard g Brg Guard Rubber Plastic Parts a Cover for NRV b Plastic cap To be disposed through authorized re processor...

Page 18: ...Submersible Motor Pumps 150 mm and above NOTES ...

Page 19: ...Submersible Motor Pumps 150 mm and above NOTES ...

Page 20: ...Submersible Motor pumps 150 mm and above Operating Instructions Mktg Serv 11 15 20 000 ...