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K-Series   

I/O Manual

 

Prepared by. 

 

 

Rev. No. 

 

Date. 

11-Jan-11 

 

Page. 

3 / 25

 

 

 

KSE & KSN USER MANUAL 

 
 

1.

 

OVERVIEW

 

 

Thank  you for choosing  KJI Pumps. This manual is designed to help  you  achieve the 
best results from our products in terms of longevity, efficient usage and maintenance.   

 

All users should read and be familiar with the contents of this manual. 

 

All faults resulting from failure to install or maintain our product as described in this 
handbook will be deemed to be faults arising from misuse of the product not covered 
by warranty.   

 

For any clarification required related to the contents of this manual, please contact KJI 
office. Retain this manual for future reference. 

 

2.

 

 

GENERAL DATA

 

 

2.1      Information of the nameplate 
 

All pumps can be identified by means of the nameplate on the top cover or frame of   
the motor, see fig.1. 

If  the  nameplate  is  damaged,  the  pump  will  be  identified  by  the  serial  number 
stamped on the nameplate. 
 

Model No.

H

max

n

Motor

P

1

/P

2

A

min

-1

kg

~

Date

Temp.

C

m Q

max

m

 

/h

3

m

IP68

Isol.Class

/

kW Cos.

VY

A

V

Hz

Manufactured for

1
3

5

8

2

4

7

10

6

9

11

12

13

14

15

16

16

17

17

Serial No.

 

 

 

 
 
 

Pos. 

Description 

Serial number 

Production date 

Pump code 

Maximum liquid temperature 

Design head 

Design flow 

Low water level 

Motor speed 

Weight of the pump 

10 

Number of phases 

11 

Frequency 

12 

Insulation class 

13 

Power input 

14 

Shaft power 

15 

Power factor 

16 

Voltage/current                 
D.O.L connection 

17 

Voltage/current                   
Star-delta connection 

fig. 1 

Содержание KJI K Series

Страница 1: ...r e v i s i o n 0 0 K Series Instruction Operation Manual for KJI PUMPS 750 18 Jangnok dong Gwangsan gu Gwangju Korea Tel 82 62 602 8400 Rep Web www kjipumps co kr...

Страница 2: ...4 2 Storage in the pit system not in use 5 Installation 5 1 Points for attention during installation 5 2 Cable joints 5 3 Wet pit ADC installation 5 4 Dry pit installation 5 5 Portable installation 5...

Страница 3: ...tain this manual for future reference 2 GENERAL DATA 2 1 Information of the nameplate All pumps can be identified by means of the nameplate on the top cover or frame of the motor see fig 1 If the name...

Страница 4: ...The pumps are also suitable for various raw water pumping duties where the conditions call for submersible pumps to be installed Different pump material specifications are available for use in corrosi...

Страница 5: ...mandatory under local regulations Please check local requirements 2 5 Applications KJI Pumps are designed for the pumping of sewage and wastewater in a wide range of municipal and industrial applicati...

Страница 6: ...eplate Install an additional level switch to ensure that the pump is stopped in case the stop level switch is not operating For a short period of time it is allowed to use the pump to pump down the wa...

Страница 7: ...pt to lift the pump The lifting equipment rating must under no circumstances be exceeded Always lift the pump by the marked lifting points or by designated equipment Never lift the pump by the power s...

Страница 8: ...trol panel when the pump is not in service If the pump is disconnected from the control panel when not in service the cable end should be tightly sealed 5 INSTALLATION 5 1 Points for attention during...

Страница 9: ...mp must be earthed by connecting the earth green wire Verify the grounding continuity by checking that the grounding wire green labelled as E is electrically conductive with the bolt on the motor pain...

Страница 10: ...er Paste each individual wire joint with glue and wind with a strip of natural rubber Then wind with waterproof vinyl Secondary Insulation layer Gather together all the individual wires into one cable...

Страница 11: ...nched Place the access frame in position Align the access frame so that it is horizontal and then grout it in place Grout the anchor bolts in place Be careful when aligning and positioning the dischar...

Страница 12: ...The pump is equipped with a cooling jacket In addition to the following items are required Plate and anchor bolts for anchoring the pump to a concrete base Base stand and suction connection are integr...

Страница 13: ...watertight and will not be damaged if the installation site is flooded with water The pump is equipped with a cooling jacket The Pump stand will be manufactured in factory and the template will be fa...

Страница 14: ...and ensure that the pump is not stressed by the pipe work Adjust the length of the motor cable by coiling it up on a relief fitting to ensure that the cable is not damaged during operation Fasten the...

Страница 15: ...n the commercial invoice and purchase order Before start up Rotate the propeller by hand clockwise seen from the motor side When started the motor will kickback the pump in the opposite direction of t...

Страница 16: ...cautions After installing the control panel and pump connect the power supply and carry out the following procedure 6 2 1 Check the input voltage with a Multi Tester Ensure it complies with the volta...

Страница 17: ...k the system and provide the details listed below to KJI See fig 12 The current and voltage during operation Nature and viscosity of the liquid Piping layout and configuration H1 H2 H3 H4 Number and t...

Страница 18: ...a phase symbol as shown below The measured resistances are interdependent on each of the phases being measures and only one reading should be 0 Meg Ohm see fig 14 below If not avoid motor damage do n...

Страница 19: ...20 Kilo Ohm Do not use Mega Tester for this test 6 3 2 3 Bearing Temperature Sensor There are two wires both red and the identification marking is BS Bearing Sensor The resistance measured with a Mult...

Страница 20: ...OL TYPE OUTPUT PROCESS WIRES Motor Current Control Under 3 7 kW When overload current flows motor protector stops pump Not exposed Control Panel Thermal Control Over 5 5 kW If motor temperature rises...

Страница 21: ...al Prepared by Rev No 0 Date 11 Jan 11 Page 21 25 6 6 2 Star Delta 6 7 Level switch general wiring 6 7 1 Level switch general wiring for general drainage purposes to operate one pump automatically fig...

Страница 22: ...7 1 1 Current and Voltage Check the pump current and voltage If the ammeter reading exceeds the rated value or is far lower than rated value there is a problem with the pump Voltage should be stable w...

Страница 23: ...ump Remove the bolts nuts of the discharge piping and lift the pump out of the well with the hoist 7 2 2 Inspection Procedure 7 2 2 1 Mechanical Seal Check the resistance of mechanical seal sensor wit...

Страница 24: ...ve clearance Replace or repair as necessary Recommended clearance is 0 5mm to 0 9mm 7 3 OVERHAUL Pumps requiring overhaul should be repaired by an authorized KJI service workshop Procedure of the gene...

Страница 25: ...starts but stops after a short period of operation 1 Prolonged dry operation has activated motor protection 2 High liquid temperature has activated motor protector 1 Adjust raise the pump stop water...

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