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16 • vacon
Mains
L1
L2
L3
*Brake chopper belongs to the standard equipment in classes MF3 to MF6, brake resistor is available
as option
**Classes MF4 and bigger have an integrated input module
***This measuring method only in classes MF5 and bigger
Figuur 4-1. Vacon NXL Blok diagram.
4
Power
module
1)
Integrated input module**
Fan
Control
Keypad
Control
module
Option
board
Brake resistor*
Brake
Chopper*
Rectifier
3~
2)
=
Charg.res.
Power
Measure-
Supply
ments
Motor and
Application
Control
Control
I/O
Nederland: Tel: +31-183-642 970 • Fax +31-183-642-971
Belgie: Tel: +32 (0)16 394 825 • Fax: +32 (0)16 394 827
TECHNISCHE GEGEVENS
3)
IGBT
Inverter
Current
Motor
Sensors***
=
U
V
3~
W
Motor
Control
Gate
µP
Drivers
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