What is the recommended Insulation Class and Temperature for Induction Motor ?

(1 Min Read) Class F insulation with Class B temperature rise is the most commonly required insulation system for industrial motors i.e., max. temperature rise of 80 °C above ambient temperature.The use of Class F insulation (ambient temperature 40 °C + Max. permissible...

Why Single Stranded Wires are not used for Domestic Wirings ?

(2 Min Read)In Domestic wiring circuits, Conduits (Pipe protecting electrical wiring) have large number of bends and turns with smaller dia.Single stranded wire is not  flexible, hence cable won't go through easily inside the conduits and also increase the...

What is the Direction of Rotation of Induction Motor if we Connect R, Y, B in U, V, W ?

(1 Min Read)    When the mains supply is R, Y, B is connected to stator terminals marked U, V, and W respectively then the motor will Rotate Clockwise, as viewed from the D-end. The direction of rotation can be reversed by interchanging any two...

What are the IEC Standards for Induction Motors ?

(5 Min Read)     The following guide serve as reference lists for Electrical and Mechanical IEC Standards that apply to most Low Voltage Induction Motors. In this context, Low Voltage refers to Motors that operate at voltages less than 1000 V and...