Siemens NXAIR Operating Instructions Manual page 343

To install the voltage transformer compartment, lift it approx. 2 cm. Push the voltage
transformer compartment into the panel and set it down on the base frame.
Fig. 633: Voltage transformer compartment
Fix the voltage transformer compartment by screwing the bolts hand-tight:
•
10 bolts M8x20 with contact washers
Tighten the bolts with a tightening torque of 25 Nm.
Fig. 634: 10 bolted joints at voltage transformer compartment
Put the metal cover in upright position. To link the voltage transformer compartment and the
metal cover together, tighten the bolts hand-tight:
•
4 bolts M8x20 with contact washers
Tighten the bolts with a tightening torque of 25 Nm.
Fig. 635: 4 bolted joints on metal cover in voltage transformer compartment
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Accessing the connection compartment through the front
NXAIR / ≤ 40 kA
5
(5) Shutter
(6) Bottom side
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