Technical specifications 
  8.4 Electromagnetic compatibility 
SIMATIC IPC677E 
Operating Instructions, 04/2019, A5E45117996-AA 
115 
8.4  Electromagnetic compatibility 
See the note in "Applicability of technical specifications (Page 111)". 
 
EN 61000-6-4, CAN/CSA CISPR22 Class A; FCC Class A 
Immunity with regard to conduct-
ed interference on the supply lines 
± 2 kV according to IEC 61000-4-4; burst 
± 1 kV according to IEC 61000-4-5; symmetrical surge 
± 2 kV according to IEC 61000-4-5; asymmetrical surge 
Noise immunity on signal lines  ± 1 kV to IEC 61000-4-4; Burst; Length < 3 m 
± 2 kV in accordance with IEC 61000-4-4; Burst; length > 3 m 
± 2 kV in accordance with IEC 61000-4-5; Surge; length > 30 m  
Immunity to electrostatic dis-
charge 
± 6 kV contact discharge in accordance with IEC 61000-4-2 
± 8 kV air discharge in accordance with IEC 61000-4-2 
Immunity to RF interference 
•  10 V/m 80 MHz – 2.7 GHz,  
80% AM to IEC 61000-4-3 
•  3 V/m 2.7 – 6 GHz,  
80% AM to IEC 61000-4-3 
•  10 V 10 KHz to 80 MHz,  
80% AM to IEC 61000-4-6 
Immunity to magnetic fields 
100 A/m, 50/60 Hz according to IEC 61000-4-8 
8.5  Ambient conditions 
See the note in "Applicability of technical specifications (Page 111)".  
 
Climatic ambient conditions 
 
- Operation 
1
 
Tested according to IEC 60068-2-1, IEC 60068-2-2, IEC 60068-2-
14 
max. 10 °C/h in operation, 20 °C/h storage, no condensation 
 
- Operation 
tested to IEC 60068-2-78, IEC 60068-2-30 
0 to 31 °C: 5-80%; decreasing linearly to 5-25% at 45° C 
5% to 95 % at 25° C (no condensation) 
 
1080 to 795 hPa (corresponds to an altitude of -1000 to 2000 m) 
1080 to 660 hPa (corresponds to an altitude of -1000 to 3500 m) 
Mechanical ambient conditions 
- Operation  
- Storage/transport 
tested to DIN IEC 60068-2-6 
10 to 58 Hz: 0.0375 mm, 58 Hz to 500 Hz: 1 m/s 
5 Hz to 9 Hz: 3.5 mm, 9 to 500 Hz: 9.8 m/s 
- Operation 
Tested to IEC 60068-2-27, IEC 60068-2-29 
half-sine 50 m/s, 30 ms 
 
 
 
Restrictions to operation with HDD:
 
The low limit temperature here is +5 °C.