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This is a proprietary document of Kirloskar Brothers Limited,
YAMUNA’ Survey No. 98/ 3 to 7, Baner, Pune
NS IOM MANUAL
b. keep away from direct heat or open flame.
c. store without stretch or tension including hanging.
d. keep product wrapped or sealed to minimize the absorption of moisture.
e. store in relaxed condition free from tension, compression or other deformation.
6. TECHNICAL DATA
7.1 Non-Clog Submersible pumps are supplied at maximum speed 1450 rpm having 4 pole motors.
However, the same pump can be offered at 980 rpm having 6 pole motor if fits in duty points. The
direction of rotation is clockwise when viewed from the motor top. We have newly introduced pump
series in iNS at 2950rpm having 2Pole.
7.2 SPECIFICATIONS OF BEARINGS:
The shaft is supplied with antifriction ball bearings at both ends. The bearing specifications are
given below. The designations of bearings are as per SKF catalogue. However, equivalent bearing
in type, capacity and dimensions are also can be used.
LUBRICATION:
Bearings of NS pumps are grease sealed for life. Re-lubrication of these bearings is not required.
Sr. No. Motor rating in kW Lower bearing Qty. Upper bearing Qty.
i-NS unit - 1 6305-2RS1 1 6303 2RSH 1
i-NS unit - 2 6305-2RS1 1 6303 2RSH 1
i-NS unit - 3 6307 2RS1 1 6305 2RS1 1
i-NS unit - 4 6307 2RS1 1 6305 2RS1 1
i-NS unit - 5 6307 2RS1 1 6306 2RS1 1
i-NS unit - 6 6307-2RS1 1 6306 2RS1 1
NS unit - 1 6309-2RS1 1 6306-2RS1 1
NS unit - 2 6309-2RS1 1 6306-2RS1 1
NS unit - 3 7312 BG Back to Back
2
6309-2RS1 1
NS unit - 4 7312 BG Back to Back
2
6309-2RS1 1
NS unit - 5 7315 BG Back to Back 2 6311-2RS1 1
NS unit - 6 7318 BG Back to Back 2 6313-2RS1 1
NS unit - 7 7318 BG Back to Back 2 6313-2RS1 1
NS unit - 8 7318 BG Back to Back 2 6313-2RS1 1
NS unit - 9 7320 BG Back to Back 2 6318-2RS1 1
7.3 EBXL CABLE CURRENT CARRYING CAPACITY
Cable size (sq.mm)
Approx. Current carrying
capacity (amp)
Cable size (sq.mm)
Approx. Current carrying
capacity (amp)
8C X 1.5 20 4C X 4 + 4C X 1.5 53/22
8C X 2.5 39 4C X 10 + 4C X 1.5 96/22
4C X 25 174 4C X 16 + 4C X 1.5 133/22
4C X 35 191 4C X 25 + 4C X 1.5 174/22
4C X 50 239 4C X 35 + 4C X 1.5 191/22
3C X 4 53 4C X 50 + 4C X 1.5 239/22
3C X 10 96 4C X 70 + 4C X 1.5 295/22
3C X 16 133 4C X 120 + 4C X 1.5 414/22
3C X 25 174 4C X 95 + 4C X 1.5 355/22
3C X 35 191
3C X 50 239
3C X 70 295/22
3C X 95 355/22
3C X 120 414/22