Vector SIMOVERT MASTERDRIVES 6SE70 VC Instructions d'exploitation télécharger pdf (Page 145)

Vector Control Chassis Type Frequency Converter Maintenance

SIEMENS AG 476 869 4070 76 J AB-74

SIMOVERT MASTERDRIVES Operating Instructions 12-5

12.5 Replacing the starting capacitor

The starting capacitor is situated

•

next to the fan connection (types E-G),

•

inside the fan housing (type K, -C110).

♦

Withdraw the plug connections on the starting capacitor.

♦

Unscrew the starting capacitor.

♦

Install the new starting capacitor in reverse sequence (4.5 Nm).

12.6 Replacing the capacitor battery

The unit is an assembly which consists of the DC link capacitors, the

capacitor support and the DC link bus module.

♦

Disconnect the electrical connection to the inverter bus module.

♦

Undo the mechanical interlock.

♦

Swing the capacitor battery out towards the front and lift the unit out

towards the top.

♦

Remove the connection for the balancing resistor (cable lug M6).

♦

Detach the mechanical fastening.

♦

Swing the capacitor battery out towards the front and lift the unit at

an angle of 45 ° out of the converter.

The capacitor battery consists of three modules. Each module has a

capacitor support and a DC link bus module.

♦

Withdraw the plug connections.

♦

Detach the mechanical fastening (four screws: two on the left, two

on the right).

Swing the capacitor battery out as far as it will go, slightly raise the unit

and pull it forwards out of the converter.

The capacitor battery weighs up to 15 kg, depending on the converter

output!

Construction types

E and F

Construction Type G

Construction type K

CAUTION

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Vector SIMOVERT MASTERDRIVES 6SE70 VC Instructions d'exploitation Page 145

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