Degree Of Protection - Siemens SIMOTICS S-1FT2 Operating Instructions Manual

Environmental parameter
o)
p)
1)
2)
3)
4)
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 find 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.
SIMOTICS S-1FT2 synchronous motors for SINAMICS S120
Operating Instructions, 12/2023, A5E50610821B AF
Water (other than rain)
Formation of ice
Averaged over a period of 5 min
Conditions in mines are not considered.
A cooling system based on natural convection can be disturbed by unforeseen air movements.
The limit value of 89 kPa covers applications at altitudes up to 1000 m.
3.1 Technical characteristics and ambient conditions
Description of the motors
Unit Value
- See protection
class
- -
29