Cables Selection guide for Submersible Pump.
Cable selection chart for single phase 3 wire (D.O.L.)

Motor Rating	Volts	230 Volts (50 HZ)
Size of Cable in Sq mm	KW	0.37	0.55	0.75	1.1	1.5	2.2
	HP	0.5	0.75	1.0	1.5	2.0	3.0
	Length in MTR
	1.5	120	80	60	40	30	-
	2.5	200	130	100	70	60	40
	4	320	220	170	120	90	60
	6	480	320	150	180	130	90
	10	810	550	430	300	230	150
	16	1200	850	870	470	360	230
	25	1900	1290	1010	710	550	350
	36	2590	1780	1380	980	760	490
	50	3580	2430	1910	1360	1060	680
	70	4770	3230	2550	1850	1440	920
	95	5920	4000	3480	2320	1820	1190

Cable selection chart at 30° C 415V (with Dol Starter)

H.P.		5	7.5	10	12.5	15	17.5	20	25	30	35
FULL LOAD Current Amps.		7.5	11	15	19	22.5	26	28.4	35.6	42.3	50.4
Size of Cable in Sq mm at various lengths (in mts)	10	1.5	1.5	2.5	2.5	4	4	6	10	10	16
	20	1.5	1.5	2.5	2.5	4	4	6	10	10	16
	30	1.5	1.5	2.5	2.5	4	4	6	10	10	16
	40	1.5	1.5	2.5	2.5	4	4	6	10	10	16
	50	1.5	1.5	2.5	2.5	4	4	6	10	10	16
	60	1.5	1.5	2.5	2.5	4	4	6	10	10	16
	70	1.5	1.5	2.5	2.5	4	4	6	10	10	16
	80	1.5	2.5	2.5	4	4	4	6	10	10	16
	90	1.5	2.5	2.5	4	4	4	6	10	10	16
	100	1.5	2.5	4	4	4	6	6	10	10	16
	110	1.5	2.5	4	4	6	6	6	10	10	16
	128	2.5	4	4	6	6	10	10	10	10	16
	140	2.5	4	4	6	10	10	10	10	16	16
	180	4	4	6	10	10	10	10	16	16	25
	200	4	6	6	10	10	10	16	16	16	25

Cable selection chart at 30° C 415V (with Star Delta Starter Double Cable)

H.P.		5	7.5	10	12.5	15	17.5	20	25	30	35
FULL LOAD Current Amps.		7.5	11	15	19	22.5	26	28.4	35.6	42.3	50.4
Size of Cable in Sq mm at various lengths (in mts)	10	1.5	1.5	1.5	1.5	2.5	2.5	2.5	4	4	6
	20	1.5	1.5	1.5	1.5	2.5	2.5	2.5	4	4	6
	30	1.5	1.5	1.5	1.5	2.5	2.5	2.5	4	4	6
	40	1.5	1.5	1.5	1.5	2.5	2.5	2.5	4	4	6
	50	1.5	1.5	1.5	1.5	2.5	2.5	2.5	4	4	6
	60	1.5	1.5	1.5	1.5	2.5	2.5	2.5	4	4	6
	70	1.5	1.5	1.5	1.5	2.5	2.5	2.5	4	4	6
	80	1.5	1.5	2.5	2.5	2.5	2.5	4	4	4	6
	90	1.5	1.5	2.5	2.5	2.5	2.5	4	4	6	6
	100	1.5	1.5	2.5	2.5	4	4	4	4	6	6
	110	1.5	1.5	2.5	2.5	4	4	4	6	6	6
	128	1.5	2.5	4	4	4	4	4	6	10	10
	140	1.5	2.5	4	4	4	4	4	10	10	10
	180	1.5	4	4	4	6	6	10	10	10	10
	200	1.5	4	6	6	6	6	10	10	10	16