Technical Data And Characteristics; Technical Specifications - Siemens SIMOTICS M 1PH8 Manual

Technical data and characteristics

2.1

Technical specifications

The technical data of the relevant motor version are defined by four rated operating points in the
tables.
These four rated operating points also correspond to the data stamped on the rating plate of
the motor and to the data listed in the selection and ordering data sections of the relevant
catalogs.
Table 2-1
Abbrevia‐
tion
P
rated
M
rated
I
rated
U
rated
f
rated
n
rated
cos Φ
M
0
I
0
η
J
T
th
P_cool
m
n
max
n
max,Br
n
opt
P
opt
M
max
I
max
Technical specifications and characteristics SIMOTICS M-1PH8 reluctance motors
Configuration Manual, 12/2022, A5E51895871
Explanation of the abbreviations used
Unit Description
kW Rated power
Nm Rated torque
A Rated current
V Rated voltage
Hz Rated frequency
r/min Rated speed
- Power factor
Nm Torque (S1) at zero speed
A Current (S1) at M
- Maximum efficiency in S1 speed range (in range n
kgm Moment of inertia
2
min Thermal time constant
kW Heat loss to be dissipated on water-cooled motors
kg Weight
r/min Maximum permissible speed with bearing type "standard or increased
speed"
r/min Maximum permissible speed with bearing type "Advanced Lifetime" or
built-on holding brake
r/min Speed at optimum operating point
kW Maximum possible power (S1) at the optimum operating point at speed
n
opt
Nm Maximum permissible short-time torque for dynamic processes
A Maximum permissible short-time current at M
0
2
)
opt
max
7