Appendix
A.2 Environmental compatibility
1FW3 complete torque motors
346
Configuration Manual, 08/2020, A5E46027705B AA
Shaft torsional stiffness c
T
This specifies the shaft torsional stiffness from the center of the rotor laminated core to the
center of the shaft end.
Winding resistance R
ph
at 20°C winding temperature
The resistance of a phase at a winding temperature of 20° C is specified. The winding has a
star circuit configuration.
Efficiency
η
opt
Maximum achievable efficiency along the S1 characteristic or below the S1 characteristic
without field weakening current.
A.2
Environmental compatibility
●
Environmental aspects during development
When selecting supplier parts, environmental compatibility was an essential criteria.
Special emphasis was placed on reducing the envelope dimensions, mass and type
variety of metal and plastic parts.
Effects of paint-wetting impairment substances can be excluded (PWIS test)
●
Environmental aspects for disposal
Motors must be disposed of carefully taking into account domestic and local regulations
in the normal recycling process or by returning to the manufacturer.
The following must be taken into account when disposing of the motor:
Oil according to the regulations for disposing of old oil (e.g. gear oil when a gearbox is
mounted)
Not mixed with solvents, cold cleaning agents of remains of paint
Components that are to be recycled should be separated according to:
–
Electronics scrap (e.g. encoder electronics, sensor modules)
–
Iron to be recycled
–
Aluminum
–
Non-ferrous metal (gearwheels, motor windings)
Summary of Contents for SIMOTICS T-1FW3
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