Cast iron, Aluminium
IEC-Frame Sizes 63 to 355
Output power 0.18 to 315 kW
Effiency class IE1
Insulation and temperature rise
The insulation system is Class F (105K) and the motors in sizes 80-355 are designed to operate with Class B (80K).
Cooling and ventilation
The standard cooling method is Totally Enclosed Fan Cooled (TEFC) in accordance with code IC411 of IEC 600034-6 Standard motors in sizes 80-315 are equipped with radial-flow plastic fans.
Standard motors in size 355 equipped with radial-flow aluminium fans.
Enclosure
The standard degrees of protections is IP55.
The IP55 enclosure means complete liquidproof and dustproof protection.
A higher degrees of protection is available.
