Regulations; Cooling And Ventilation - Siemens SIMOTICS SD 1LE5 Operating Instructions Manual

Description
3.3 Installation
3.3.2

Regulations

The regulations and standards used as the basis for designing and testing this machine are
stamped on the rating plate. The machine design basically complies with the following
standards:
Table 3- 1
Feature
Dimensioning and operating behavior
Procedure for determining the losses and the effi-
ciency of rotating electrical machines and inspections
Degree of protection
Cooling
Type of construction
Terminal designations and direction of rotation
Noise emission
Integrated thermal protection
Starting characteristics of rotating electrical machines EN / IEC 60034-12
Vibration severity grades
Efficiency classification of three-phase squirrel-cage
induction motors
IEC standard voltages
3.3.3

Cooling and ventilation

The machines of this series are three-phase induction machines with a closed primary
(internal) cooling circuit and an open secondary cooling circuit (surface cooling). The surface
cooling varies depending on the version.
20
Applicable general regulations
Standard EAC
EN / IEC 60034-1 GOST R IEC 60034-1
EN / IEC 60034-2-1 GOST R IEC 60034-2-1
EN / IEC 60034-2-2 GOST R IEC 60034-2-2
EN / IEC 60034-2-3 GOST IEC 60034-2-3
EN / IEC 60034-5 GOST IEC 60034-5
EN / IEC 60034-6 GOST R IEC 60034-6
EN / IEC 60034-7 GOST R IEC 60034-7
EN / IEC 60034-8 GOST 26772
EN / IEC 60034-9 GOST IEC 60034-9
EN / IEC 60034-11 GOST 27888
GOST R IEC 60034-12
EN / IEC 60034-14 GOST IEC 60034-14
EN / IEC 60034-30-1 GOST IEC 60034-30-1
IEC 60038 GOST R IEC 61800-1
1LE5, 1PC4 shaft height 315/355
Operating Instructions, 10/2020, A5E41454666A