Siemens SIMOCODE pro System Manual page 567

This is a Class A product. This product can
cause radio interference if used in a
domestic environment. Therefore, the user
may need to implement suitable
countermeasures.
Conducted and emitted
interference
Safe isolation
according to IEC 60947-1
Connecting cable 3UF73
• Rated voltage
• Rated operating voltage
1)
For 3UF721 operator panel with display 0 °C - 60 °C
2)
For 3UF721 operator panel with display -20 °C - 70 °C
3)
For 3UF721 operator panel with display 4 kV
Table D-1: Common technical data
SIMOCODE pro
GWA 4NEB 631 6050-22 DS 03
DIN EN 55011/DIN EN 55022 (CISPR11/CISPR22)
(corresponds to Degree of Severity A)
All SIMOCODE pro circuits are isolated from each other
according to IEC 60947-1, i.e. dimensioned with double
creepage distance and air clearance.
Notice
Please observe the information in the "Safe Isolation" test
report, No. 2668.
300 V
24 V
Technical data
D-3