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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
As we are constantly endeavoring to improve the performance our products/ equipment, we reserve
the right to make alterations from time to time and as such our products/ equipment may differ from that
detailed in this publication. For latest information, you may get in touch with our Regional Sales Office.
12 ANNEXURE: CONTROL PANEL SPECIFICATIONS
KBL insists NS pumps to be started with control panel equipped with below mentioned protecting
features. KBL will not be responsible for failure of pumps if control panel is not used.
Control panel shall consist of following.
1. Starter: Direct on line (DOL); Star delta starting (SDS)
2. Switch: Three phase with neutral switch
3. Fuse: High rupturing capacity fuses (HRC)
4. Safety features:
a) Tripping of motor in case of single phasing and Reverse phasing.
b) Moisture sensing circuit for detecting ingress of moisture or water into oil of the oil chamber
and tripping of motor in case of contamination of oil.
c) Tripping of motor by detecting High winding temperature with the help of Thermister relay.
d) Liquid level controllers with probes of High & Low levels to avoid dry running of the pump.
e) Thermal Overload Relay for overload protection.
5. Automatic operation of pump on Liquid level controllers.
6. Mountings on front door of the control panel.
a. Analog Ammeter for Current display
b. LED for indications of following.
i) Oil contamination.
ii) low liquid level.
iii) High temperature of the motor winding.
iv) Low/High Voltage / Rev. Phasing / single phasing.
v) Over loading of motor.
vi) Pump On.
c. Push buttons for Start, Stop and Reset for Moisture Contamination
d. Auto / Off / Manual selector switch
B) Control panel shall be equipped with fully automatic starters designed to operate pump motors of
following specifications.
Voltage: 415 V ± 10 %
Frequency: 50 Hertz ± 5 %
Phase: 3 Phases + Neutral
Class of duty: Continuous
Class of insulation: F/H
Ingress Protection IP 54
*Special panels available against request
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