VFD66 User Guide 17
Issue Number: 2 www.johnsoncontrols.com
Safety information Rating data
Mechanical
installation
Electrical
installation
De-rating
Keypad and
display
Parameters Diagnostics
Technical
specifications
UL Listing
4.3.4 Immunity Compliance
The level of the drives immunity from conducted and radiated emissions from external
sources is summarised below in Table 4-3.
Table 4-3 Immunity compliance
Standard Type of immunity Test specification Application Level
IEC 61000-4-2
EN 61000-4-2
Electrostatic
discharge
6kV contact discharge
8kV air discharge
Module enclosure
Level 3
(industrial)
IEC 61000-4-3
EN 61000-4-3
Radio frequency
radiated field
10V/m prior to modulation
80 – 1000MHz
80% AM (1kHz)
modulation
Module enclosure
Level 3
(industrial)
IEC 61000-4-4
EN 61000-4-4
Fast transient
burst
5/50ns 2kV transient at
5kHz repetition
frequency via coupling
clamp
Control lines
Level 4
(industrial harsh)
5/50ns 2kV transient at
5kHz repetition frequency
by direct injection
Power lines
Level 3
(industrial)
IEC 61000-4-5
EN 61000-4-5 Surges
Common mode 4kV
1.2/50µs waveshape
AC supply lines:
Line to ground
Level 4
Differential mode 2kV
1.2/50µs waveshape
AC supply lines:
Line to line
Level 3
Lines to ground
Signal ports to
ground
Level 2
IEC 61000-4-6
EN 61000-4-6
Conducted radio
frequency
10V prior to modulation
0.15 – 80MHz
80% AM (1kHz)
modulation
Control and power
lines
Level 3
(industrial)
IEC 61000-4-11
EN 61000-4-11
Voltage dips and
interruptions
-30% 10ms
+60% 100ms
-60% 1s
<-95% 5s
AC power ports
IEC 61000-6-1
EN 61000-6-
1:2007
Generic immunity standard for the residential,
commercial and light – industrial environment
Complies
IEC 61000-6-2
EN 61000-6-
2:2005
Generic immunity standard for the industrial
environment
Complies
IEC 61800-3
EN 61800-3:2004
Product standard for adjustable speed power
drive systems (immunity requirements)
Meets immunity requirements for first and
second environments
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