Siemens SIMATIC MV440 - Page 357

Technical data
13.1 General technical specifications
SIMATIC MV420 / SIMATIC MV440
Operating Instructions, 04/2013, A5E02371045-06
355
Electromagnetic compatibility for SIMATIC MV420 and SIMATIC MV440
Electromagnetic compatibility
Pulse-shaped interference
Interference Test voltage Corr. to severity
Electrostatic discharge
according to IEC 61000-4-2
• Air discharge:
• Contact discharge:
±8 kV
±6 kV
3
Burst impulses (fast transient
interference) according to
IEC 61000-4-4
• 2 kV (power supply cable)
• 2 kV (signal line)
3
Surge complying with IEC 61000-4-5
Coupling Test voltage Corr. to severity
Asymmetrical 2 kV (power supply cable) direct
voltage with protective elements
3
Symmetrical 1 kV (power supply cable) direct
voltage with protective elements
3
Sine-shaped interference
RF interference
(electromagnetic fields)
Test values Corr. to severity
Conforming to IEC 61000-4-3 10 V/m at 80 % amplitude
modulation of 1 kHz in the range
from 80 to 1000 MHz
3
Conforming to IEC 61000-4-3 10 V/m at 50% pulse modulation at
900 MHz
3
RF interference on cable/cable
shields
Test values Corr. to severity
Conforming to IEC 61000-4-6 Test voltage 10 V at 80% amplitude
modulation of 1 kHz in the range
from 9 kHz to 80 MHz
3
Emission
Limit class
• Emitted interference of electromagnetic fields according to
EN 55011: Limit class A, group 1;
• Emitted interference via the AC input power supply according
to
EN 55011: Limit class A, group 1.