Engineering Information
06.2005
6SE7087-6QX70 (Version AE)
Siemens AG
11-38
Compendium Motion Control
SIMOVERT MASTERDRIVES
♦
Lifting of the load, motor torque during constant travel
M
M
i
Nm
Mot k up
H
mech
G
=
⋅
⋅
⋅
=
⋅
⋅
⋅
=
1
98 1
1
10 0 9 0 95
1147
η
η
.
.
.
.
♦
Lowering of the load, motor torque during constant travel
M
M
i
Nm
Mot k down
H
mech
G
=
⋅
⋅
=
⋅
⋅
=
η
η
98 1
0 9 0 95
10
8 39
.
.
.
.
♦
Lifting of the load, motor torque during deceleration
M
M
M
M
M
i
Mot up
v Mot
v G
v Load
H
mech
G
Sign
M
M
v Load
H
= −
−
+ −
+
⋅
⋅
⋅
−
+
(
)
(
)
(
)
1
η
η
= −
−
+ −
+
⋅
⋅
⋅
=
168
0 5
25
98 1
1
10 0 9 0 95
6 37
.
.
(
. )
.
.
.
Nm
Lowering of the load, motor torque during acceleration
M
M
M
M
M
i
Mot b down
b Mot
b G
b Load
H
mech
G
Sign
M
M
b Load
H
= −
−
+ −
+
⋅
⋅
−
+
(
)
(
)
(
)
η
η
= −
−
+ −
+
⋅
⋅
=
168
0 5
25
98 1
0 9 0 95
10
4 08
.
.
(
. )
.
.
.
Nm
♦
Lowering of the load, motor torque during deceleration
M
M
M
M
M
i
Mot v down
v Mot
v G
v Load
H
mech
G
=
+
+
+
⋅
⋅
(
)
η
η
=
+
+
+
⋅
⋅
=
168
0 5
25
98 1
0 9 0 95
10
12 7
.
.
(
. )
.
.
. Nm
The motor curve can be determined with the help of the values
calculate for the motor torque.