11.6 SURGE IMMUNITY TEST
Compliance IEC 61000-4-5: 2005 Level 4
Pulse duration Time to half-value: 1.2/50 µs
Between all groups and protective earth conductor terminal Amplitude 4 kV
Between terminals of each group (excluding communications
ports, where applicable)
Amplitude 2 kV
11.7 IMMUNITY TO RADIATED ELECTROMAGNETIC ENERGY
Immunity to Radiated Electromagnetic Energy
Compliance IEC 60255-22-3: 2007, Class III
Frequency band 80 MHz to 1.0 GHz
Spot tests at 80, 160, 380, 450, 900, 1850, 2150 MHz
Test field strength 10 V/m
Test using AM 1 kHz @ 80%
Compliance IEEE/ANSI C37.90.2: 2004
Frequency band 80 MHz to 1 GHz
Spot tests at 80, 160, 380, 450 MHz
Waveform 1 kHz @ 80% am and pulse modulated
Field strength 35 V/m
11.8 RADIATED IMMUNITY FROM DIGITAL COMMUNICATIONS
Compliance IEC 61000-4-3: 2006, Level 4
Frequency bands 800 to 960 MHz, 1.4 to 2.0 GHz
Test field strength 30 V/m
Test using AM 1 kHz / 80%
11.9 RADIATED IMMUNITY FROM DIGITAL RADIO TELEPHONES
Compliance IEC 61000-4-3: 2002
Frequency bands 900 MHz and 1.89 GHz
Test field strength 10 V/m
11.10 IMMUNITY TO CONDUCTED DISTURBANCES INDUCED BY RADIO
FREQUENCY FIELDS
Compliance IEC 61000-4-6: 2008, Level 3
Frequency bands 150 kHz to 80 MHz
MiCOM P747 Chapter 16 - Technical Specifications
P747-TM-EN-1 403
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