Replacing The Fan Fuse (Construction Type J); Replacing The Starting Capacitor - Siemens simovert masterdrives Betriebsanleitung

06.2006
Construction type
J – L
CAUTION
9.2
9.3
Siemens AG
SIMOVERT MASTERDRIVES
Downloaded from www.Manualslib.com
The fan assembly consists of:
♦ the fan housing
♦ one or two fans
♦ the starting capacitors
The fan assembly is installed at the top in the chassis.
♦ Withdraw connector X20.
♦ Unscrew the two M8 screws of the fan assembly.
♦ In the case of type K with only one fan, you must dismantle the
support plate below the fan (2 x M8).
♦ Pull out the fan assembly towards the front (if necessary, tilt it
slightly down at the front) and lay it down securely.
The fan assembly weighs up to 38 kg, depending on its design.
♦ Undo the cable fastenings and fan connections.
♦ Take the fan support plate out of the fan assembly and remove the
fan from the support plate.
♦ Install the new fan assembly in the reverse sequence.
For type K and L: Renew contact washers for grounding.
Prior to start-up, check that the fan can run freely and check for correct
direction of air flow.
The air must be blown upwards out of the unit.

Replacing the fan fuse (construction type J)

The fuses are in a fuse holder which is mounted on a DIN rail in the
bottom of the unit. The fuse holder has to be opened to replace the
fuses.

Replacing the starting capacitor

The starting capacitor is
• next to the fan connection (types E - G)
• on or inside the fan assembly (type J – L).
♦ Withdraw the plug connections on the starting capacitor.
♦ Unscrew the starting capacitor.
♦ Install the new starting capacitor in reverse sequence (4.5 Nm).
6SE7087-6KN50
Operating Instructions
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Maintenance
9-3