Example: Upright Position, Frames R4 To R9; Degree Of Protection; Special Requirements - ABB ACS580-01 +C135 Series Original Instructions Manual

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Example: upright position, frames R4 to R9

Degree of protection

The degree of protection of the back of the drive (heatsink) is always IP55 (UL
Type 12) regardless of the cover. When the cover is not in position, the degree of
the front part of the drive is IP20 (UL Open Type). The IP55 (UL Type 12) cover can
only be in position for frame R3.
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Special requirements

Frame size IP21 (UL Type 1)
R1 Insert a sealing plug and install an extra internal fan, or remove the front
R2 cover. The cooling fan can be ordered with the codes given in section
R3 codes
R4 Reason for installing an extra fan is that the sealing plug will prevent cooling
air flow from below to the control circuits of the drive.
Exception: In a dry environment, you can leave the cover in position without
inserting the sealing plug.
below.
Hardware description 11
1 Hood (in the cooling air channel;
required for UL Type 12)
2 Top flange bracket
3 Mounting plate
4 Lifting hole
5 Drive heatsink in the cooling air
channel
6 Side flange bracket
7 Drive front side
8 Bottom flange bracket
Ordering