Technical specifications
13.2 Electrical, EMC and climatic requirements
SIWAREX WP251
208 Manual, 12/2015, A5E37203357A
IP degree of protection IP 20 to IEC 60529
• Protection against contact with
standard probe
• Protection against solid bodies with
diameters in excess of 12.5mm
• No special protection against water
Air gaps and creepage
distances
IEC 60664
IEC 61131-2
IEC 61010-1
UL 508
CSA C22.2 No. 145
EN 50156-1
Overvoltage category II
Pollution degree 2
PCB material IIIa
Conductor path distance 0.5 mm
Isolation stability IEC 61131-2
CSA C22.2, No. 142
UL508
Ethernet Port:
1 500 V AC (shield and signals)
Additional electrical circuits:
Test voltage:
500 V AC or 707 V DC
Test duration: ≥ 1 minute
Short-circuit current: ≥ 5 mA
Electromagnetic compatibility
Table 13- 13 Requirements: Interference emission in industrial area in accordance with EN 61000-6-4
Emission of radio interferences
(electromagnetic fields)
Class A industrial environment:
EN 61000-6-4
IEC/CISPR 16-2-3: 2008
• 30 ... 230 MHz,
40 dB (μV/m) Q
• 230 ... 1 000 MHz,
47 dB (μV/m) Q
Emission on power supply ca-
bles 24 V
Class A: Industrial environment:
EN 61000-6-4
IEC/CISPR 16-2-1: 2010;
EN 55016-2-1: 2009
Class A: Industrial environment
• 0.15 ... 0.5 MHz, 79 dB (μV)
Q
• 0.15 ... 0.5 MHz, 66 dB (μV)
M
• 0.5 ... 30 MHz, 73 dB (μV) Q
• 0.5 ... 30 MHz, 60 dB (μV) M
Emission conducted Ethernet EN 61000-6-4 0.15 ... 0.5 MHz:
• 53 dB (μA) … 43 dB (μA) Q
• 40 dB (μA) – 30 dB (μA) M
0.5 ... 30 MHz:
• 43 dB (μA) / 30 dB (μA) M
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