Operating & Supply Conditions

Ambient Temperature 0 to +45°C
Altitude Not exceeding 1000mtrs above mean sea level.
Atmosphere Non corrosive & non hazardous
Relative Humidity Up to 100%
Voltage 415V±10% (Can also be offered upto 650V)
Frequency 50Hz. ±5%
Combined Variation Any combination of voltage and frequency

Execution & Features

Starting Stator Rotor Starter/Liquid Rotor Starter
Permissible starts/hr. 2 Hot Or 3 Cold or 4 Equally spread
Loading at reduced volts These motors are designed to run at 75% of rated supply voltage for a duration of five minutes.
Insulation / temp.rise Class F/F
Temp rise Stator/Rotor Class B/F
Direction of rotation Bi-directional
No. Of leads TR 5&6 > ST: 6 and RT: 3 Rest 3 / 3
Degree of protection IP23
Method of cooling IC01
T.box position Left hand side when viewed from non-drive end, reversible assembly at site is not possible.
Terminal box arrangement For KCW 450 & 500: Stator – 43506201, Rotor – 43521599.
For KCW 560: Stator – 41102205, Rotor – 43506101. Terminal box rotatable through 3600 in steps of 180° (i.e cable entry possible from top or buttom)
Bearing life(90% survival basis) Lithium based grease to “Grade 3” as per IS: 7623 for 4 pole & above motors.
Lubricant Direct drives: 40,000 working hours.(Based on 90% survival life)
Vibration Normal class as per IS: 12075.
Noise As per IS: 12065.
Shaft extension. Single cylindrical extension as per IS: 1231.
Body material Mild Steel
T.box material Mild Steel
Fan material Mild Steel
Refer to Kirloskar Electric engineering department.
Paint & shade Epoxy “RAL BLUE” to shade plate K-102
Bearing type and
Greasing facility
Antifriction rolling contact (Ball & Roller)
Online greasing facility for all frames

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