AC Induction Electric Motor:

Range:

HP	0.25 to 60HP
RPM	500/600/750/1000/1500/3000
Frame Size	63 to 225

Standard:
Performance conforms to IS : 325 and dimensions according to IS : 12 and IS : 2223.

Ratings:
Motors are rated for continuous duty type S1 at an ambient of 40 Deg. C and site altitudes of upto 1000 M above mean sea level.

Voltage and Frequency:
Motors designed are for a rated voltage of 400V +/-10%, 3 Phase, 50 Hz +/-5% supply. Motors with special designs of Voltage/Frequency can be offered on request.

Paint:
Standard synthetic enamel paint is provided which is suitable for tropical conditions. However, special paint can be provided on request.

Construction:
Standard motors with single shaft extension are for horizontal foot mounting (B3 as per IS : 1231) and vertical flange / face mounting (B5 & B14 as per IS : 2223). Other types of construction as shown below can be offered on request.

Insulation System:
All standard motors are provided with class "B" insulation system. Motors with any other class of insulation ("F" or "H") can be offered on request.

Degree of Protection:
Motors have Ip44 degree of protection as a standard feature conforming to IS 4691. Motors can be supplied with protection Ip54 as well as Ip55 on special request.

Cooling and Ventilation:
Type of cooling is as per IS 6362. All motors have an external bidirectional centrifugal fan.

Terminal Box:
All motors are provided with terminal box on the right hand side as seen from the drive end or on the top of the motor body. Terminal box can be rotated in steps of 90 deg.

Noise:
Motors are designed for low noise level in accordance with IS 12065.

Bearing System:
All motors are equipped with pre lubricated bearings. Regreasing facility can be provided on request.

Earthing Terminals:
Two earthing terminals are provided in all the motors. Both on the stator housing. Terminal can be provided in T. Box on request.

Note:  Type of construction : B3, B3/B5, B5, B14 etc.,