• Motors designed in accordance with the requirements of IEC 34 family and relevant harmonized standards derived within the EEC
• External surface ventilation
• Aluminium or die-cast aluminium alloy cage rotor
• Insulation class F or H
• Degree of protection IP55
• Unified size and shaft heights from 63 to 100
• Power ratings and dimensions in accordance with IEC 72-1 from 0.12 to 2.2 kW
• Polarity: 4
• Over-temperature compatible with Class B
• Ambient temperature + 40°C
• Altitude < 1.000 m above sea level