Siemens SQN72 Series Manual page 7

Actuators for air and gas dampers
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Type summary (further types on request)
SQN72 actuators / direction of rotation
A
0
4
1.5
0.7
A
0
12
2.5
1.2
B
1
4
1.5
0.7
C
0
4
1.5
0.7
C
0
12
2.5
0.7
C
0
30
2.5
1.3
C
1
30
2.5
1.3
Key
1)
Refer to Dimensions
2)
Specifications apply to 50 Hz; at 60 Hz, the running times are about 17% shorter.
3)
Approx. 20% torque reduction with undervoltage
4)
Under rated conditions, under extreme conditions (e.g., +60°C, 230 V AC -15%) approx. -25%
5)
Free auxiliary switches (along with 2 end switches)
6)
When looking at the shaft and control voltage at end switch I
7)
Directly suitable for potentiometer installation, refer to the Potentiometer installation chapter
8)
On request
Smart Infrastructure
) left
6
Types for mains voltage / mains frequency
2
2
x
117
BPZ:SQN72.2A4A20
2
2
x
117
BPZ:SQN72.4A4A20
2
3
---
117
S55454-D303-A100
2
---
x
117
BPZ:SQN72.2C4A20
2
---
x
117
S55454-D301-A100
2
---
x
117
BPZ:SQN72.6C4A20
2
---
x
117
BPZ:SQN72.6C4A21
) +10%/-15%
230 V AC
3
50–60 Hz
Article no.
Type
SQN72.2A4A20
SQN72.4A4A20
SQN72.2B4A21
)
SQN72.2C4A20
8
SQN72.4C4A21
SQN72.6C4A20
SQN72.6C4A21
)
8
)
8
7/20
CC1N7802en
8/11/2021

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