3 Phase Induction Motor

3 Phase Induction Motor

  • Standard Specification for Three Phase Induction Motors - IE2
Sr. No. Parameters Details
1 Power in kW 0.12 to 37
2 Pole 2P, 4P, 6P, 8P
3 Frame Size KM63 to KM200L
4 Operating Voltage 415V+/- 10%
5 frequency 50Hz+/- 5%
6 Combained Variation 10% (Absolute)
7 Enclosure Totally Enclosed Fan cooled (TEFC)
8 Degree of Protection IP55
9 Efficiency Level IE2 as per IS12615:2018
10 Frame Dimensions As per IS 1231 / IS 2223 IEC 60072
11 Insulation Class Class F with Temperature Rise Limited to Class B
12 Design Ambient Tempetature 50°C
13 Temperature Rise 70°C (By Resistance Method)
14 Altitude < 1000 Meters from Mean Sea Level
15 Relative Humidity Upto 95%
16 Atmospheric Conditons Tropical Corrosive
17 Duty S1-Continuos
18 Type of Rotor Squirrel Cage
19 Dynamic Balancing Grade 2.5 as per ISO 1940
20 Motor Mounting IMB3, IMB5*, IMB35*, IMB14** & IMB34**
21 Mechanical Dimensions As per GA Drawings
22 General Enclosure Material Frames 63 to 112 : Aluminium body (detachable feet) & Endshields
Frames 80 to 200 : Cast Iron body & Endshields
23 Type of Cooling Externally Fan Coded IC411 as per IS6362
24 Position of Terminal Box Top
25 Type of Starting For Motors < 2.20 KW: Direct On-Line
For Motors > 2.20 KW: direct O-nline / Star Delta
26 Connection / No. of Leads Star Connection / 3 lead for 63 & 71 frame
Star Connection / 6 lead for 80 to 100 frame and < 2.2kW
Delta Connection / 6 lead for 80 to 200 frame and > 2.2kW
27 Terminal Arrangement Stud Type
28 Type of Coupling Direct Flexible
29 Direction of Rotation Bi-Directional
30 Bearing Deep Groove Anti-Friction Ball Bearings
31 Greasing Arrangement Geased for Life (L-10,40000 Hrs)
32 Bearing Seals Oil Seals
33 Vibration Level S12075
34 Noise Level S12065
35 Paint Shade RAL7046 (Tele-grey)
36 Electrical Performance As per IS12615:2018 and performance data
37 VFD Sutability Motors are suitable for VFD operation for variable torque application 10-100% speed Range. Temperature rise limited to class 'F' rise or VFD