OPerATING cONDITIONS
3.1.4 electrical operating conditions
3.1.4.1 Device classification
requirement
Overvoltage category
Pollution degree
Table 5:
Device classification
3.1.4.2 Electromagnetic compatibility
For devices without an internal filter, an external filter is required to comply with the
following limits.
eMc emitted interference
Conducted emissions
Radiated emissions
Immunity
Static discharges
Burst - Ports for process
measurement control lines
and signal interfaces
Burst - Power ports
Surge - Power ports
Immunity to conducted distur-
bances, induced by radio-fre-
quency fields
Electromagnetic fields
Voltage fluctuations/
voltage dips
Frequency changes
Voltage deviations
Voltage unbalance
Table 6:
Electromagnetic compatibility
28
Standard
class
EN 61800-5-1
III
EN 60664-1
EN 60664-1
2
Standard
class
EN 61800-3
C2
EN 61800-3
C2
Standard
Level
8 kV
EN 61000-4-2
4 kV
EN 61000-4-4
2 kV
4 kV
EN 61000-4-4
1 kV
EN 61000-4-5
2 kV
EN 61000-4-6
10 V
10 V/m
EN 61000-4-3
3 V/m
1 V/m
EN 61000-2-1
–
EN 61000-4-34
EN 61000-2-4
–
EN 61000-2-4
–
EN 61000-2-4
–
Descriptions
–
–
Non-conductive pollution, occasional conden-
sation when PDS is out of service
Descriptions
–
–
Descriptions
AD (air discharge)
CD (contact discharge)
–
–
Phase-phase
Phase-ground
0.15...80 MHz
80 MHz...1 GHz
1.4...2 GHz
2...2.7 GHz
-15 %...+10 %
90 %
≤ 2 %
±10 %
≤ 3 %