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DAB Submersible Pump Installation Instructions 2013 rev 1

 

 

4

 

PUMP DROP PIPE (Pipe Down The Bore) 
 

 
Polythene drop pipe may be used, provided the pressures and depths indicated in the tables below are not 

exceeded.  
 

PN 

RATING 

MAX PUMP 

HEAD (M) BY 

CURVE 

MAX KPA 

AT TOP 

OF BORE 

MAX PSI 

AT TOP 

OF BORE 

MAX 

DEPTH 

(M) 

MAX 

DEPTH 

(FT) 

6.3 

63 

63 

207 

6.3 

63 

138 

20 

49 

161 

6.3 

63 

276 

40 

35 

114 

6.3 

63 

414 

60 

21 

68 

6.3 

63 

552 

80 

22 

80 

80 

262 

80 

138 

20 

66 

216 

80 

276 

40 

52 

170 

80 

414 

60 

38 

124 

80 

552 

80 

24 

78 

80 

689 

100 

10 

32 

10 

100 

100 

328 

10 

100 

138 

20 

86 

282 

10 

100 

276 

40 

72 

236 

10 

100 

414 

60 

58 

190 

10 

100 

552 

80 

44 

144 

10 

100 

689 

100 

30 

97 

10 

100 

827 

120 

16 

51 

10 

100 

965 

140 

12.5 

125 

125 

410 

12.5 

125 

138 

20 

111 

364 

12.5 

125 

276 

40 

97 

318 

12.5 

125 

414 

60 

83 

272 

12.5 

125 

552 

80 

69 

226 

12.5 

125 

689 

100 

55 

179 

12.5 

125 

827 

120 

41 

133 

12.5 

125 

965 

140 

27 

87 

12.5 

125 

1103 

160 

13 

41 

12.5 

125 

1172 

170 

18 

16 

160 

160 

525 

16 

160 

138 

20 

146 

479 

16 

160 

276 

40 

132 

433 

16 

160 

414 

60 

118 

387 

16 

160 

552 

80 

104 

340 

16 

160 

689 

100 

90 

294 

16 

160 

827 

120 

76 

248 

16 

160 

965 

140 

62 

202 

16 

160 

1103 

160 

48 

156 

16 

160 

1172 

170 

40 

133 

16 

160 

1241 

180 

33 

110 

16 

160 

1379 

200 

19 

64 

16 

160 

1517 

220 

17 

 
 

 
 
 

 
 

Содержание S4A

Страница 1: ...INSTALLATION AND OPERATING MANUAL FOR DAB 4 SUBMERSIBLE PUMPS S4A S4B S4C S4D S4E S4F ...

Страница 2: ...ge at the motor must be 240 volts for single phase and 415 volts for three phase 4 Do not allow pump to run single phase unless it is properly connected to the correct control box 5 Do not allow pumps to run dry against a closed discharge or full open discharge Refer to table showing minimum and maximum flow conditions 6 In addition to the check valve built into the pump it may be necessary to ins...

Страница 3: ...litre pressure tank DEPTH OF INSTALLATION Make sure that the unit is at least one metre above any gravel layer and one metre below the minimum drawdown level If during the initial operation the pump lowers the well water level until suction is discontinued then lower the pump where feasible or install a protection device or reduce the flow rate of the pump to prevent over pumping ...

Страница 4: ...78 8 80 689 100 10 32 10 100 0 0 100 328 10 100 138 20 86 282 10 100 276 40 72 236 10 100 414 60 58 190 10 100 552 80 44 144 10 100 689 100 30 97 10 100 827 120 16 51 10 100 965 140 2 5 12 5 125 0 0 125 410 12 5 125 138 20 111 364 12 5 125 276 40 97 318 12 5 125 414 60 83 272 12 5 125 552 80 69 226 12 5 125 689 100 55 179 12 5 125 827 120 41 133 12 5 125 965 140 27 87 12 5 125 1103 160 13 41 12 5 ...

Страница 5: ... be exercised to ensure that the polythene pipe is securely fastened to reliable fittings If galvanized steel drop pipe is used it is best installed in three meter lengths to enable easy handling and all threads should be treated against corrosion It may be necessary as a safety precaution to install a non return valve at the top of the bore This is in addition to the non return valve fitted in th...

Страница 6: ...3 147 7 1 70 16 1117 791 585 426 339 235 THREE PHASE 415 VOLT CABLE SELECTION TESLA 1 5 1 8 2 3 3 3 4 2 5 7 8 0 9 6 13 5 16 8 415V MOTOR kW HP 0 37 0 5 0 55 0 75 0 75 1 0 1 1 1 5 1 5 2 0 2 2 3 0 3 0 4 0 4 0 5 5 5 5 7 5 7 5 10 5 Metric Cable Stranding Area mm2 metres metres metres metres metres metres metres metres metres metres 7 0 50 1 5 267 240 185 133 104 77 55 46 33 27 7 0 67 2 5 491 442 340 2...

Страница 7: ...CTION TO THREE PHASE STARTERS A direct on line starter incorporating thermal overload and fuses must be used with all three phase motors otherwise warranty will be void Use of non approved fuses may not protect your motor and void warranty CHECK ROTATION OF BOTH SINGLE AND THREE PHASE MOTORS Both single and three phase motors connected to a supply for the first time may rotate in either direction ...

Страница 8: ...sin to flow to create a water tight seal If possible it is good to practice run the pump briefly in a container of water water must be over the suction inlet to check on operation before installation in the bore Drop cable should be affixed at three metre intervals by a suitable underwater tape with the cable having some slackness between each interval to compensate for the expansion of the polyth...

Страница 9: ... shorten the effective life of any pump NEVER OPEN THE GATE VALVE ABRUPTLY as this may raise sand and deposits The pump should be run for a period of 30 minutes to check that it does not pump the bore dry This would be obvious by large fluctuations on the pressure gauge and the ammeter as the pump flow surges Continuing operation in this manner could cause serious damage to the pump and motor due ...

Страница 10: ...pplied with the kit may be used to break the supply to the control box on single phase pumps up to 1 5 hp A starter contactor must be used in addition to the control box for single phase pumps above 1 5 hp and all three phase pumps One pole of the pressure switch supplied should be used to switch the control circuit of the starter contactor The pressure tank connected must be large enough to provi...

Страница 11: ...very Fittings stopping check valve opening fully Pump rotation backwards Water level too low in well Discharge pipe clogged corroded or ruptured Pump installed too low in well and covered with sand or other solids Inlet screen partial clogged Worn pump Leak in outlet pipe below top of bore Check valve stuck partially closed Pump doesn t shut off Pipe ruptured Defective or improperly adjusted press...

Страница 12: ...le insulation failure Voltage too high or low Electric shock from water pipe Defective grounded incoming power leads Defective control box Note A motor down to earth or defective cable will not cause a shock Earth wire connected to wrong control box terminal Pressure gauge oscillates flow surges snoring Water level too low in the well Flow through pump greater than flow into well Electrolysis on m...

Страница 13: ...pump stages When all stages have been removed the spacer bush 55 can be slid from the shaft ASSEMBLY OF THE STAGES Fit the pump shaft 7 onto the motor and ensure that the coupling engages fully Fit the spacer bush 55 and the support 3 over the shaft Secure the support with the motor nuts and washers Fit the first diffuser body 98 on to the support followed by the first wear ring 191 and the first ...

Страница 14: ...DAB Submersible Pump Installation Instructions 2013 rev 1 14 S4A S4B S4C S4D S4E S4F 117 52 39 69 57 270 18 66 6 4 191 98 58 57 6 4 191 55 98 7 3 42 52 54 271 ...

Страница 15: ...DAB Submersible Pump Installation Instructions 2013 rev 1 15 ...

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