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NX Active Front End
Vacon NX Active Front End User Manual
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Vacon NX Active Front End User Manual
Table of content
Contents
Table Of Contents
Table Of Contents
Safety
Warnings
EU Directive
Receipt of delivery
Type designation code for the pre-charging components
Storage
Maintenance
Lifting the modules
Lifting the LCL filters
Warranty
Active Front End (AFE)
Active Front End Unit block diagram
Active Front End frame sizes
Active Front End unit technical data
LCL filter technical data
Application
Diagrams
Active Front End power ratings
Active Front End unit – Dimensions
Active Front End unit – Fuse selection
Fuses; mains voltage 525–690 V
Active Front End unit – Circuit breaker selection
Main contactor
Pre-Charging circuit
Paralleling
Each Active Front End unit has the pre-charging circuit
Derating
Installation
LCL filter
Control Box
Cooling
Arranging ventilation of the enclosure
Steering air flow
Power connection
Control unit
Galvanic isolation barriers
Control Keypad
Indicators on the keypad display
Text Lines
Keypad push-buttons
Navigation on the control keypad
Monitoring menu (M1)
Parameter menu (M2)
Keypad control menu (M3)
Fault types
Fault codes
Fault history menu (M5)
System menu (M6)
Appendices
Installation
vacon • 55
24-hour support +358 (0)201 212 575 • Email: vacon@vacon.com
5
Figure 34. Cooling airflow for FI9 and FI10 units
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NX Active Front End
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