Three Phase Motors by Sun Engineers

Our range of motors are available in the following specifications:

• Range: Standard 3 Phase Induction Motors with rating 0.12 HP to 150 HP are available from frame size 63 to 280 with standard speed and various construction.

• Standards: Performance conforms to IS:325 and dimensions according to IS:1231 and IS:2223

• Ratings: Motors are rated for continues duty type S1,S4 at an ambient of 40° C and site altitudes of up to 1000 M above mean sea level.

• Voltage and Frequency: Motors designed are for rated voltage of 415V +/-6%, 3 Phase, 50 Hz +/-3% 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 show below can be offered on request.

• Insulation System: All standard motors are provided with class "B" & optional class"F" insulation system. Motors with any other class of Insulation 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 & Ventilation: Type of cooling is as per IS 6362. All motors have an external bi-direction centrifugal fan.

• Terminal Box: All motors are provided with terminal box is on the top of the housing. Terminal box can be rotated in steps of 90°.

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

• Bearing System: All motors are equipped with pre-lubricated bearing. Regressing 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.

Special Features available on request:

• Mechanical Features: Special Mountings, Shaft Extensions, Key way, Paint, Nameplate designs

• Electrical Features: Supply voltage option (160 V to 600 V) Multiple Voltage, Variation in Supply Frequency (60 Hz), Polarity Option (8, 10, 12 Holes) Special Protection (PTC Thermistor) and Insulation (Class H or Other)

• Special Motors: Crane duty, Break Motor, Torque Motor, Cooling Tower Motor, Looms Motor, Vibrator Motor, and Geared Motor can be offered on request