Siemens Siwarex U - Mechanical, Electrical, and EMC Requirements

12BTECHNICAL DATA
Requirements fulfilled Standards Comments
Insulation resistance IEC 61131-2:
CSA C22.2 No142
500 VDC
(The insulation resistance was
demonstrated in the type test.)
Material SN 36350
Fire resistance UL 94 (10/1996)
IEC 60695-11-10 (08/2003)
IEC 61131-2 (02/2003)
Flammability rating
UL94V-1 or UL94V-0
Table 13-10 Data: Electrical protection and safety requirements
13.10.2 Electromagnetic compatibility
Emitted interference (industrial use): EN 61000-6-4
Comments Standard Limit values
Emission of radio interference
(electromagnetic fields)
IEC 61131-2 EN 55011 Class A, Group 1
30 – 230 MHz: < 40dB(μV/m) Q
230-1000MHz: < 47dB(μV/m) Q
Emission on power
supply lines
IEC 61131-2 EN 55011 Class A, Group 1
EN 55014
Interference immunity (industrial use): EN 61000-6-2
Comments Standard Degree of severity
Burst pulses on power
supply lines
IEC 61000-4-4
IEC 61131-2
NAMUR NE 21
2 kV
Burst pulses on data and
signal lines
IEC 61000-4-4
IEC 61131-2
NAMUR NE 21
1 kV (RS232 port)
2 kV (remaining data and signal lines)
Electrostatic contact discharge
(ESD)
IEC 61000-4-2
NAMUR NE 21
6 kV
Electrostatic air discharge
(ESD)
IEC 61000-4-2
NAMUR NE 21
8 kV
Voltage spikes/Surge on
power supply lines
IEC 61000-4-5
NAMUR NE 21
IEC 61131-2
+
2 kV unsym.*
+
1 kV sym.*
Voltage spikes/Surge on data
and signal lines
IEC 61000-4-5
NAMUR NE 21
IEC 61131-2
+
1 kV unsym.
(on cable shield)
HF irradiation
(electromagnetic fields)
IEC 61000-4-3
IEC 61131-2
NAMUR NE 21
80 MHz to 1000 MHz and 1.4 GHz to
2.0 GHz: 10 V/m
900 MHz and 1.89 GHz: 10 V/m
2.0 GHz – 2.7 GHz : 1V/m
HF current feed
Data, signal, and power
supply lines
IEC 61000-4-6
IEC 61131-2
NAMUR NE 21
9 kHz – 80 MHz
10V (80% AM 1 kHz)
Table 13-11 Data: Electromagnetic compatibility
*
To meet the requirements, an ext. protection element should be fitted (e.g.: Blitzductor BVT
AD24 from Dehn&Söhne).
SIWAREX U 13-77