Technical specifications
8.2 General technical specifications
SIMATIC IPC677E
112
Operating Instructions, 04/2019, A5E45117996-AA
Noise emission
< 55 dB(A) according to EN ISO 7779
Quality assurance
In accordance with ISO 9001
Degree of pollution
Device is designed for environments with pollution degree 2
Transient overvoltages
Device is designed for connection to supply with overvoltage
category II (transient overvoltages up to 2500 V)
1
The device must only be connected to a 24 V DC power supply which meets the require-
ments of safe extra-low voltage (SELV) according to IEC/EN/DIN EN/UL 601010-2-201. A
protective conductor must also be used (see chapter "Connecting the 24 VDC power
Содержание SIMATIC IPC677E
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Страница 150: ...Markings and symbols C 5 Interfaces SIMATIC IPC677E 150 Operating Instructions 04 2019 A5E45117996 AA ...
Страница 154: ...List of abbreviations D 1 Abbreviations SIMATIC IPC677E 154 Operating Instructions 04 2019 A5E45117996 AA ...
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