23/44
Siemens
Rotary actuators without spring return GBB/GIB..1
CE1Z4626en
Smart Infrastructure
Wiring notes
2019-11-28
The diagram applies to AC 24 V and shows the permissible line length
L
as a function
of consumption
P
and as a parameter of the cross-sectional area.
300
200
100
0
0
8
16
24
32
L
[m]
P
[VA, W]
2.5 mm²
1.5 mm²
1 mm²
0.5 mm²
0.75 mm²
4
62
6D0
2e
n
·
The values in [VA, W] on the P-axis are allocated to the permissible voltage drops
(
D
U/2U = 4 %) on line L as per the above table and to the P&I diagram.
·
P is the primary power consumption for all actuators connected in parallel.
U
D
U/2
D
U/2
R
L
R
L
L
L
U
-D
U
4
61
4D09
M
The maximum line length can be calculated using the following formula.
Operating voltage
Perm. voltage
drop / line
Formula for line length
AC 24 V
4 % of AC 24 V
L =
P
A
1313
·
[
m
]
1 % of DC 10 V
L =
(DC)
I
A
5.47
·
[
m
]
AC 230 V
2 % of AC 230 V L =
46
·
P
A
1313
·
[
m
]
A
Cross-sectional area in [mm
2
]
L
Permissible line length in [m]
P
Power consumption in [VA] or [W];
the value is printed on the actuator's type field
I(DC) DC current portion in line G0 in
[
A
]
Line length/
consumption AC 24 V
Notes on diagram
P&I diagram:
Voltage drop on the
supply lines
Formula for line length
