ABB ACQ580-07, Hardware Manual

Page: 58 / 324

Descriptions of options
Note: All options are not available for all drive types, do not coexist with certain other
options, or may require additional engineering. Check actual availability with ABB.
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Degree of protection
Definitions
According to IEC/EN 60529, the degree of protection is indicated by an IP code where
the first numeral means protection against ingress of solid foreign objects, and the
second numeral protection against ingress of water. The IP codes of the standard cabinet
and options covered in this manual are defined below.
The equipment is protected …
IP code
Second numeral First numeral
against dripping (vertically falling drops) against ingress of solid foreign objects >
12.5 mm diameter* IP21
against dripping (15° tilting) water against ingress of solid foreign objects >
1 mm IP42
against splashing water dust-protected IP54
* meaning for protection of persons: against access to hazardous parts with finger
IP21 (UL Type 1)
The degree of protection of the standard drive cabinet is IP21 (UL type 1). The air outlets
at the top of the cabinet and the air inlet gratings are covered with metallic gratings.
With doors open, the degree of protection of the standard cabinet and all cabinet options
is IP20. The live parts inside the cabinet are protected against contact with clear plastic
shrouds or metallic gratings.
IP42 (UL Type 1 Filtered) (B054)
This option provides the degree of protection of IP42 (UL type 1). The air inlet gratings
are covered with a metallic mesh between the inner and outer metallic gratings.
IP54 (UL Type 12) (B055)
This option provides the degree of protection of IP54 (UL type 12). It provides the cabinet
air inlets with filter housings containing folded board air filter mats between the inner
and outer metallic gratings. An additional fan and filtered outlets on the cabinet roof are
also included.
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UL Listed (C129)
The cabinet contains the following accessories and features:
54 Operation principle and hardware description