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38 Operation principle and hardware description
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.
Degree of protection
￭
The standard degree of protection is IP42 (UL type 1). IP54 (UL type 12) is available as
option +B055.
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.
IP code
IP42
against ingress of solid foreign objects > 1 mm
IP54
dust-protected
Marine construction (option +C121)
￭
The option includes the following accessories and features:
•
reinforced mechanics
•
grab railings
•
door flush bolt which allows the door to open 90 degrees and prevents it from slamming
close
•
self-extinctive materials
•
flat bars at base of the cabinet for fastening
•
fastening brackets at the top of the cabinet.
Additional wire markings may be required for classification. See section
markings (page
40).
UL Listed (option +C129)
￭
The cabinet contains the following accessories and features:
•
top entry and exit with US cable conduit entries (plain plate without ready-made holes)
•
all components UL/CSA Listed/Recognized
•
maximum supply voltage 600 V
•
US-type main switch and fuses.
Plinth height (options +C164 and +C179)
￭
These options specify a plinth height of 100 mm (+C164) or 200 mm (+C179).
Resistor braking (options +D150 and +D151)
￭
See chapter
Resistor braking (page
The equipment is protected ...
First numeral
239).
Second numeral
against dripping (15° tilting) water
against splashing water
Wire
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