AC Motors

Low Voltage Motors: Spectrum Series

Operating & Supply Conditions

FEATURES VALUES/ STANDARDS
Ambient Temperature -10 to +50°C
Altitude Not exceeding 1000mtrs above mean sea level.
Atmosphere Non corrosive & non hazardous
Relative Humidity Up to 100%
Voltage 415V±10% , 3 pH
Frequency 50Hz ±5%
Combined Variation 10%
Duty S1 (continuous)
Service factor 1.0

Execution & Features

FEATURES VALUES/ STANDARDS
Starting Star Delta/DOL (with shorting links but with 2 entries)
Permissible starts/hr. Cold successive – 4 hot successive – 3 equally spread – 6
Loading at reduced volts 75% Rated volts for 5 minutes
Insulation / temp.rise Class `F’ / 70 deg. C
Direction of rotation Bi-directional
No. Of leads 6
Connection. Delta
Degree of protection IP 55
Method of cooling IC 411
T.box position RHS looking from driving end
Bearing life
(90% survival basis)
40,000 working hrs. For direct drive
20,000 working hrs. For belt drive
Vibration Normal class as per IS 12075
Noise As per IS 12065
Construction Foot, ‘B’ flange, Foot cum ‘B’ flange
Frame sizes SC 180 to 355 (For ‘B’ flange mounting, ratings covered in SC180M to be offered in VSC180L, & ratings covered in SC225S to be offered in VSC225M)
Shaft extension Single cylindrical extension as per IS: 1231
Body material Cast iron
T.box material Cast iron up to 225 frame, mild steel for 250 to 355 frame
Fan material Polypropelene for 4, 6, & 8 pole & cast iron for 2 pole up to 225 frames. Mild steel for 250 to 355 frames for all polarities
Accessories
Nil
Paint & shade NC base RAL5012 shade up to 225, Epoxy base RAL5012 above 225 frame
Bearing type and
Greasing facility
Open type bearings for SC180 to 355
Online greasing facility for SC180 to 355

Low Voltage Motors: Primo Series

Operating & Supply Conditions

FEATURES VALUES/ STANDARDS
Ambient Temperature -10 to +50°C
Altitude Not exceeding 1000mtrs above mean sea level.
Atmosphere Non corrosive & non hazardous
Relative Humidity Up to 100%
Voltage 415V±10% , 3 ph.
Frequency 50Hz ±5%
Combined Variation 10%
Duty S1 (continuous)

Service factor

1.0

Execution & Features

FEATURES VALUES/ STANDARDS
Starting DOL for all (single entry upto 132,double entry for 160 with links) Or Star delta for frames 112 & above.
Permissible starts/hr Cold successive – 4 , Hot successive – 3 , Equally spread – 6
Loading at reduced volts 75% Rated volts for 5mins
Insulation / temp.rise Class `F’ / 70°C
Direction of rotation Bi-directional
No. Of leads 3 up to 100 & 6 for frame 112 & above.
Connection Star: up to 90 frame and 6 & 8 pole ratings of 100 frame
Delta: 2 & 4 pole ratings of 100 frame & 112 and above all   ratings
Degree of protection IP 55
Method of cooling IC 411
T.box position RHS looking from driving end towards DE
Bearing life
40,000 working hours. For direct drive
Vibration Normal class as per IS 12075.
Noise As per IS 12065.
Construction Foot, ‘B’ flange, ‘C’ Flange , Foot cum ‘B’ flange, Foot cum ‘C’ Flange
Frame sizes PRIMO 63 to 160
Shaft extension Single cylindrical extension as per IS 1231
Body material Aluminium (Diecast) up to 112, cast iron for 132 to 160
T.box material Nylon 6 up to 132, Aluminium (die cast) for 160
Fan material Polypropelene
Accessories
Nil
Paint & shade NC base RAL 5012 shade
Bearing type and
Greasing facility
Pre lubricated sealed bearings
No online greasing facility

Low Voltage Motors: Rerolling Mill Duty Motor

Operating & Supply Conditions

FEATURES VALUES/ STANDARDS
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

FEATURES VALUES/ STANDARDS
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
Accessories
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

High Voltage Motors: Spectrum Closed Type Wound

Operating & Supply Conditions

FEATURES VALUES/ STANDARDS
Ambient Temperature -10 to +50°C
Altitude Not exceeding 1000 m above mean sea level
Atmosphere Non corrosive & non hazardous
Relative Humidity Up to 100%
Voltage 6.6kV, 3.3kV, 11kV +/- 10%
Frequency 50Hz +/- 5%
Combined Variation +/-10%
Duty S1 (continuous)
Service factor 1.0

Execution & Features

Construction Features

FEATURES VALUES/ STANDARDS
Protection IP 55
Type of cooling IC 411 /
Class of Insulation F
Temperature Rise Class B for stator, Class F for rotor
Terminal Box position LHS from NDE
Bearing Roller Bearings at NDE, Ball bearings at DE
Lubrication Grease
Mounting IM 1001, IM 3011, IM 2001, IM 3001
Accessories ACH, 6*simplex RTD, 2* Duplex RTD type BTD
Frame sizes 355 frame to 710 frame
Shaft Extension Single cylindrical extension as per IS:1231
Connection Star

Performance Features

FEATURES VALUES/ STANDARDS
Method of starting LRS/ STATOR-ROTOR
Vibration As per IS: 12075
Noise As per IS: 12065
Fault withstand level of Terminal Box 43.7kA for 0.25sec, 39.4kA for 0.25 sec(in case of 11kV supply voltage)
Bearing Life 40,000 working hours in case of direct drive.
20,000 working hours in case of belt drive.

High Voltage Motors: Spectrum Closed Type Cage

Operating & Supply Conditions

FEATURES VALUES/ STANDARDS
Ambient Temperature -10 to +50°C
Altitude Not exceeding 1000 m above mean sea level
Atmosphere Non corrosive & non hazardous
Relative Humidity Up to 100%
Voltage 6.6kV, 3.3kV, 11kV +/- 10%
Frequency 50Hz +/- 5%
Combined Variation +/-10%
Duty S1 (continuous)
Service factor 1.0

Execution & Features

Construction Features

FEATURES VALUES/ STANDARDS
Protection IP 55
Type of cooling IC 411 /
Class of Insulation F
Temperature Rise Class B for stator, Class F for rotor
Terminal Box position LHS from NDE
Bearing Roller Bearings at NDE, Ball bearings at DE
Lubrication Grease
Mounting IM 1001, IM 3011, IM 2001, IM 3001
Accessories ACH, 6*simplex RTD, 2* Duplex RTD type BTD
Frame sizes 355 frame to 710 frame
Shaft Extension Single cylindrical extension as per IS:1231
Connection Star

Performance Features

FEATURES VALUES/ STANDARDS
Method of starting LRS/ STATOR-ROTOR/GRR
Vibration As per IS: 12075
Noise As per IS: 12065
Fault withstand level of Terminal Box 43.7kA for 0.25sec, 39.4kA for 0.25 sec(in case of 11kV supply voltage)
Bearing Life 40,000 working hours in case of direct drive.
20,000 working hours in case of belt drive.

High Voltage Motors: Megapack Closed Type Wound

Operating & Supply Conditions

FEATURES VALUES/ STANDARDS
Ambient Temperature -10 to +50°C
Altitude Not exceeding 1000 m above mean sea level
Atmosphere Non corrosive & non hazardous
Relative Humidity Up to 100%
Voltage 415V, 690V, 6.6kV, 3.3kV, 11kV +/- 10%
Frequency 50Hz +/- 5%
Combined Variation +/-10%
Duty S1 (continuous)
Service factor 1.0

 

Execution & Features

Construction Features

FEATURES VALUES/ STANDARDS
Protection IP 55
Type of cooling IC 611/ 81W
Class of Insulation F / H
Terminal Box position LHS from NDE
Bearing Roller Bearings at NDE, Ball bearings at DE
Lubrication Grease
Mounting IM 1001, IM 3011, IM 2001, IM 3001
Accessories ACH, 6*simplex RTD, 2* Duplex RTD type BTD
Frame sizes 355 frame to 710 frame
Shaft Extension Single cylindrical extension as per IS:1231
Connection Star

Performance Features

FEATURES VALUES/ STANDARDS
Method of starting LRS/ STATOR-ROTOR/GRR
Vibration As per IS: 12075
Noise As per IS: 12065
Fault withstand level of Terminal Box 43.7kA for 0.25sec, 39.4kA for 0.25 sec (in case of 11kV supply voltage)
Bearing Life 40,000 working hours in case of direct drive.
20,000 working hours in case of belt drive.

High Voltage Motors: Megapack Closed Type Cage

Operating & Supply Conditions

FEATURES VALUES/ STANDARDS
Ambient Temperature -10 to +50°C
Altitude Not exceeding 1000 m above mean sea level
Atmosphere Non corrosive & non hazardous
Relative Humidity Up to 100%
Voltage 415V, 690V, 6.6kV, 3.3kV, 11kV +/- 10%
Frequency 50Hz +/- 5%
Combined Variation +/-10%
Duty S1 (continuous)
Service factor 1.0

Execution & Features

Construction Features

FEATURES VALUES/ STANDARDS
Protection IP 55
Type of cooling IC 611 / 616 / 8A1W7
Class of Insulation F / H
Terminal Box position LHS from NDE
Bearing Roller Bearings at NDE, Ball bearings at DE
Lubrication Grease
Mounting IM 1001, IM 3011, IM 2001, IM 3001
Accessories ACH, 6*simplex RTD, 2* Duplex RTD type BTD
Frame sizes 355 frame to 710 frame
Shaft Extension Single cylindrical extension as per IS:1231
Connection Star

Performance Features

FEATURES VALUES/ STANDARDS
Method of starting DOL
Vibration As per IS: 12075
Noise As per IS: 12065
Fault withstand level of Terminal Box 43.7kA for 0.25sec, 39.4kA for 0.25 sec(in case of 11kV supply voltage)
Bearing Life 40,000 working hours in case of direct drive.
20,000 working hours in case of belt drive.