8-26
Motors
Rexroth EcoDrive Cs Drives
DOK-ECODR3-DKC**.3-CS*-PR02-EN-P
Degree of protection
The type of protection is defined by the identification symbol IP
(International Protection) and two characteristic numerals specifying the
degree of protection.
The first characteristic numeral defines the degree of protection against
contact and penetration of foreign particles. The second characteristic
numeral
defines the degree of protection against water.
First
characteristic
numeral
Degree of protection
6
Protection against penetration of dust (dust-proof);
complete shock protection
Second
characteristic
numeral
Degree of protection
7
Protection against harmful effects if temporarily immersed
in water
5
Protection against a water jet from a nozzle directed
against the housing from all directions (jet water)
Fig. 8-35: IP degrees of protection
Tests regarding the second characteristic numeral must be performed
using fresh water. If cleaning is effected using high pressure and/or
solvents, coolants, or penetrating oils, it might be necessary to select a
higher degree of protection.
The design of the MSM motors complies with the following degrees of
protection according to DIN VDE 0470, Part 1, ed. 11/1992 (EN 60 529):
Motor ranges
Degree of
protection
Remark
Motor housing, power and feedback
connectors (if mounted properly
only)
IP 65
Standard design
motor shaft
IP40
Standard design
Fig. 8-36: Ranges of IP degrees of protection for the motors
Courtesy
of
CMA/Flodyne/Hydradyne
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Motion
Control
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Hydraulic
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Pneumatic
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Electrical
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Mechanical
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(800)
426-5480
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www.cmafh.com
