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Glossary – Pilz Cable PMCprimoDrive>Mod-Profibus:L=0,45m User Manual

Page 48

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Glossary

10-2

Operating Manual: PMCtendo AC

R

Rated current

Current (sinusoidal effective value) consumed by the servo motor when
subject to rated speed n

N

and rated torque M

N

Abbreviation:

I

N

Unit:

A

Rated power

Mechanical output at the servo motor shaft when it is subject to rated
torque M

N

at rated speed n

N

Abbreviation:

P

N

Unit:

W

Rated speed

Speed at which the rated torque M

N

can be achieved as a minimum, at

rated voltage U

N

Abbreviation:

n

N

Unit:

min

-1

Rated torque

Torque that can be applied for an unlimited time at rated speed n

N

Abbreviation:

M

N

Unit:

Nm

Rated voltage

Output voltage (sinusoidal effective value) of servo amplifier

Abbreviation:

U

N

Unit:

V

T

Thermal time constant

When there is a load change, the period after which 63 % of the
corresponding temperature change is achieved
After 5 x t

th

the temperature change is complete.

Abbreviation:

T

th

Unit:

min

Torque constant

Factor for the relationship between current and torque.
When K

t

= 1Nm/A, the servo motor generates torque of 1Nm at 1 A

current (sinusoidal effective value)

Abbreviation:

K

T

Unit:

Nm/A

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