![Siemens SIMOCODE pro C System Manual Download Page 305](http://html.mh-extra.com/html/siemens/simocode-pro-c/simocode-pro-c_system-manual_1265400305.webp)
Safety and commissioning information for Ex areas
14.1 Motor protection functions (overload protection, thermistor protection)
SIMOCODE pro
System Manual, 05/2019, A5E40507475002A/RS-AD/004
305
The devices are suitable for protecting motors in potentially explosive areas in accordance
with the above standards.
WARNING
Qualified personnel required
All work involved in connecting, commissioning and maintenance must be carried out by
qualified, responsible personnel.
Failure to follow proper procedures may result in personal injury and damage to property.
14.1.3
Installation and commissioning – motor protection functions
(overload protection, thermistor protection)
14.1.3.1
Operating Instructions
NOTICE
SIMOCODE pro Operating Instructions
Please observe the SIMOCODE pro Operating Instructions (enclosed with the devices).
You can find the Operating Instructions for SIMOCODE pro listed in Chapter General
information about commissioning and service (Page 255) or at Operating Instructions
https://support.industry.siemens.com/cs/ww/en/ps/16027/man
) in the Industry
Online Support.
14.1.3.2
Setting the rated motor current
Notes/example
Set the 3UF7 to the rated motor current (according to the type plate or design test certificate
of the motor).
NOTICE
Trip class / tripping characteristic
Pay attention to the trip class or the tripping characteristic of the 3UF7.
Choose the trip class so that the motor is thermally protected even with a blocked rotor.
The motor, cables, and contactor must be dimensioned for the selected trip class.
Summary of Contents for SIMOCODE pro C
Page 40: ...Areas of application SIMOCODE pro 40 System Manual 05 2019 A5E40507475002A RS AD 004 ...
Page 46: ...Features SIMOCODE pro 46 System Manual 05 2019 A5E40507475002A RS AD 004 ...
Page 178: ...Accessories SIMOCODE pro 178 System Manual 05 2019 A5E40507475002A RS AD 004 ...
Page 398: ...Glossary SIMOCODE pro 398 System Manual 05 2019 A5E40507475002A RS AD 004 ...