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Actuator Mounting - Siemens 331-2856, 332-2856 AP 331-3 Technical Instructions

Powers controls no. 6 pneumatic damper actuator
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Technical Instructions
Document No. 155-029P25
December 3, 2004
Frame Mounting - Type B, Continued
Figure 9. Frame Mounting,
Normally Open Damper.

Actuator Mounting

Figure 11. Actuator Mounting Plate 331-623
Pivot Shaft Locations.
Dimensions in Inches (Millimeters).
Figure 12. Actuator Mounting Plate 331-623A
Pivot Shaft Locations.
Page 10
POWERS™ Controls No. 6 Pneumatic Damper Actuator
Figure 10. Frame Mounting,
Normally Closed Damper.
Table 5. Mounting Plate Hole Identification.
Hole
1
No. 6 Actuator extended shaft
2
3
No. 4 Actuator extended shaft.
No. 6 Actuator frame mounting NC
4
No. 6 Actuator frame mounting NO
5
No. 4 Actuator frame mounting NC
6
No. 4 Actuator frame mounting NO
Table 6. Pivot Post Hole Identification.
Hole
Used For
1
No. 6 Actuator extended shaft mounting
2
Not used
3
No. 4 Actuator extended shaft
No. 6 Actuator frame mounting NC
4
No. 6 Actuator frame mounting NO
5
No. 4 Actuator frame mounting NC
6
No. 4 Actuator frame mounting NO
Siemens Building Technologies, Inc.
Used For
mounting.
Not used.

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