5.2.1
Special conditions on use "X" (gas)
The Ex mark for MS2E motors, specified in the declaration of conformity and
on the type plate, is labeled with an “X” at the end. Please observe the follow‐
ing special conditions for a safe operation of the motors in your construction:
Ambient temperature
Limited ambient temperature area according to EN 60079-0. The allowed
area of ambient temperature for MS2E motor is 0 … 40 °C (with de-rating
0 … 60 °C
chapter 6.2 "Ambient temperature and installation altitude in oper‐
Tensile load
Limited values for tensile load according to EN 60079-0. It is not allowed to
exceed the specified values of the tensile loading via cables which are con‐
nected via connectors. The maximum allowed values are determined in the
following context.
F
Z max
Tensile load of connection cable (maximum value)
D
Diameter cable outer jacket (maximum value)
Fig. 5-2:
Determination of maximum tensile load of connection cables
Danger of explosion due to exalted tensile
load of connection cables
WARNING
Adherence of specified limits.
Mechanical fastening of cable ends (e.g. use cable clamps, ...).
Impact strength of plug connectors in the case of mechanical danger
The impact strength of the plug connectors on MS2E motors correspond to a
low degree of mechanical danger acc. to EN 60079-0:2018, Tab. 15, line b).
The risk of mechanical endangerment onto the plug connectors on motors
and cables due to impact from different directions must therfore be evaluated
by the user. Possible risks due to a higher degree of endangerment can re‐
duce the mechanical protection of the plug connectors.
The plug connectors fulfill the requirements about impact strength according
to the following table.
MS2E Synchronous Servomotors acc. to ATEX Directive
2014/34/EU
29/65
Explosion protection
R911387136_Edition 02 Bosch Rexroth AG
Содержание REXROTH MS2E
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