ABB NAL Series Mounting And Operation Manual page 21

Indoor air switch-disconnector

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Motor drive settings for K-mechanism.

6. NAL/VR/F must be in open position. Locate the spacer brac-

ket mounting holes on the K-mechanism, see Fig. 60-61.

Fully tighten mounting screws.

7. Before mounting on the K-mechanism shaft, set up distance

to ~4-8 mm, see Fig. 62.

Fig. 60-65 Mounting of standard motor drive for NAL/VR/F on K-mechanism

Fig. 60

Fig. 62

Fig. 64

8. Before mounting the motor device, adjust distance ~3-5 mm

in K-mechanism, see Fig. 63.

9. Mount the standard motor drive for NAL/VR/F on the shaft

and fully tight mounting screws, see Fig. 64-65.

Fig. 61

Fig. 63

Fig. 65

NAL/NALF/VR – Mounting and operation manual 21

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