Siemens SIMOTICS S-1FT2 - Motor Degree of Protection (IP Rating)

Environmental parameter Unit Value
o) Water (other than rain) - See protection
class
p) Formation of ice - -
1)
Averaged over a period of 5min
2)
Conditions in mines are not considered.
3)
A cooling system based on natural convection can be disturbed by unforeseen air movements.
4)
The limit value of 89kPa covers applications at altitudes up to 1000m.
Note
Installation instructions
The basic version of the motor is not suitable for operation
• In salt-laden or aggressive atmospheres
• Outdoors
• In a vacuum
• In hazardous areas with a danger of explosion
You will 󹪝nd additional data on the ambient conditions, such as for transport and storage of
the motor, in Chapter "Transportation and storage (Page59)".
3.1.4 Degree of protection
Overview
1FT2 motors are available with IP64, IP65 or IP67 degree of protection.
The fan for force-ventilated motors has degree of protection IP66.
The degree of protection if stated on the rating plate.
The motors with degree of protection IP65 or IP67 feature a radial shaft seal ring.
Description of the motors
3.1Technical characteristics and ambient conditions
SIMOTICS S-1FT2 synchronous motors for SINAMICS S120
Operating Instructions, 12/2023, A5E50610821B AF 29