5.2 Selection Tables
explains in detail the terminology used in
to
Value
Description
Power rating
The frequency converter kW power rating.
The power rating is not necessarily the type code power rating, but the actual operating power
rating. Changing operating conditions between HO and NO changes the frequency converter
operating conditions.
The selection of the VLT
®
Advanced Harmonic Filter AHF 005/AHF 010 must reflect the actual
operating conditions of the frequency converter.
Input current
The maximum input current ratings of the frequency converter in the specific mains supply voltage
range.
Current rating
Filter current rating at nominal load. Current ratings are combined values when paralleling filters.
AHF 005
AHF version with a performance level of 5% THDi or better at system level with nominal load.
AHF 010
AHF version with a performance level of 10% THDi or better at system level with nominal load.
Order numbers
AHF order number. The selected AHF must match the actual mains type.
Enclosure size, enclosure
protection ratings, and fan
concept:
•
[Enclosure size] IP20-V3 if
•
[Enclosure size] IP20-V3 ef
Confirming the fan concepts and reference to mechanical drawings as:
•
[Enclosure size] IP20 AHF version 3 with internal fan with variable speed.
•
[Enclosure size] IP20 AHF version 3 with external fan with variable speed.
IP20
Enclosure protection degree IP20.
IP21/NEMA 1 upgrade kits are available for all IP20 filters as separate options.
Table 5.2 Terminology Used in the Selection Tables
Selection of Advanced Harmo...
Design Guide
MG80C602
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5
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Summary of Contents for AHF 010
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