Bosch Rexroth ML3 Operating Instructions Manual page 64

Self-cooled linear motors
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Bosch Rexroth AG
Appendix
Designation
Thermal time constant T
th
Mass primary part with stand‐
ard encapsulation m
PS
CSA file number
Designation
Mass secondary part
Toler‐
Symbol
Unit
Description
ance
Duration of the temperature rise to 63 % of the final temperature of the
winding under load with continuous nominal force in S1-operation and liq‐
uid cooling.
T
th
Θ
T
Fig. 12-2:
m
kg
Mass of primary part without cable.
PS
Approval number of CSA (Canadian Space Agency) certified products
Characteristics of ML3S secondary parts...
Toler‐
Symbol
Unit
Description
ance
m
Mass secondary part m
kg
S
m
kg/m
Relative mass of the secondary part relating on 1m length.
S_rel
DOK-MOTOR*-ML3********-IT01-EN-P
Chronological course of the winding temperature
Max. winding temperature
max
Thermal time constant
th
Thermal time constant
.
S
ML3 Self-Cooled Linear Motors

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