SAREx 25.1 – SAREx 30.1
Electrical data Multi-turn actuators for modulating duty with 3-phase AC motors
Intermittent duty S4 - 50 %, 240 V/50 Hz
Multi-turn actuator
Type
SAREx
25.1
SAREx
30.1
Output
speed
[rpm]
4
5.6
8
11
4
5.6
8
11
Motor
Max.
torque
[Nm]
Motor type
Nominal
power1)
PN [kW]
Speed
[rpm]
ADXQ 90-8/130
0.75
700
ADXQ 90-4/130
2.2
1,400
ADXQ 112-8/140
1.5
700
ADXQ 112-4/110
4.0
1,400
Nominal Max. cur- Starting curcurrent2) rent3)
rent
IN [A]
Imax [A]
IA [A]
1,400
2,800
10
10
9.5
9.5
15
15
16
16
13
14
13
14
19
21
21
22
25
25
54
54
54
54
87
87
cos 
Overcurrent AUMA power class for
protection
switchgear
device setting [A]
Contactor Thyristor
0.48
0.48
0.80
0.80
0.58
0.58
0.77
0.77
10
10
9.5
9.5
15
15
16
16
A2
A2
A2
A2
A3
A3
A3
A3
–
–
B3
B3
–
–
–
–
Notes on table
1) Nominal power PN
Mechanical power output at motor shaft at running torque of multi-turn actuator (corresponds to approx. 50
% of maximum torque).
The consumed electrical power can be calculated using the following formula:
P = U x I x cos x √3
2) Nominal current IN
Current at running torque
3) Max. current Imax
Current at max. torque
Notes on installation and sizing
Motor data
Motor data is approximate. Due to usual manufacturing tolerances, there may be deviations from the values
given.
Thermoswitches/PTC thermistors
To protect against overheating, thermoswitches or PTC thermistors are embedded in the motor windings.
Actuators without integral controls (AUMA NORM):
Thermoswitches or PTC thermistors have to be considered within the external controls (refer to terminal plan).
Note: Failure to connect thermoswitches or PTC thermistors shall void or warranty for the motor.
According to EN 60079-14, a thermal overcurrent protection device (e.g. motor protection switch)
must be installed for explosion-proof actuators in addition to the thermoswitches. PTC thermistors
additionally require a suitable tripping device in the controls.
Rating of the thermoswitches
AC current
250 V, 50 – 60 Hz
cos  = 1
2.5 A
cos  = 0.6
1.6 A
DC current
60 V
42 V
24 V
1.0 A
1.2 A
1.5 A
Actuators with AM or AC integral controls:
Thermal motor protection is already integrated.
Mains voltage, mains frequency
Permissible variation of mains voltage: ±10 %
Permissible variation of mains frequency: ±5 %
We reserve the right to alter data according to improvements made. Previous documents become invalid with the issue of this document.
Y006.836/003/en
Issue 1.15
Page 1/2
SAREx 25.1 – SAREx 30.1
Electrical data Multi-turn actuators for modulating duty with 3-phase AC motors
Intermittent duty S4 - 50 %, 240 V/50 Hz
Switchgear sizing
For motor operation, reversing contactors (mechanically, electrically and electronically locked) or thyristors (electronically locked) can be used,
Actuators without integral controls (AUMA NORM):
Switchgear are supplied by the customer. We recommend specification of switchgear suitable for their rated
operating power/motor power in compliance with the assigned AUMA power class.
Switchgear assignment to AUMA power classes:
AUMA
power class
Reversing contactor
Rated operating power
according to EN 60947-4-1 AC-3
A1
A2
A3
A4
A5
A6
400 V AC
4.0 kW
7.5 kW
15 kW
30 kW
55 kW
75 kW
Reversing contactor
Motor power
according to UL/CSA at
480 V AC
5.0 hp
10 hp
20 hp
60 hp
75 hp
100 hp
600 V AC
5.0 hp
10 hp
25 hp
60 hp
100 hp
125 hp
Actuators with AM or AC integral controls:
Required switchgear in power classes A1 – A3 are directly integrated in AM or AC controls. For switchgear of
power classes A4 – A6, a control box is additionally required.
We reserve the right to alter data according to improvements made. Previous documents become invalid with the issue of this document.
Y006.836/003/en
Issue 1.15
Page 2/2