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General technical specifications
2.1
Climatic conditions
Table 2- 1
Storage and transport conditions
Storage temperature
Operating conditions
Operating temperatures
(air intake temperature)
Atmospheric pressure
Storage
Operation
Pollutant stress
Gases posing the risk of malfunction
Dust posing the risk of malfunction
2.2
Electrical protection and safety requirements
Safety regulations
Protection class
Protection against the ingress of foreign parti-
cles and water
2.3
External supply of the SIMATIC TDC modules (digital outputs)
Safety extra low voltage (SELV/PELV circuit) to IEC 60364-4-41.
SIMATIC TDC hardware
System Manual, 08/2017, A5E01114865-AL
www.aotewell.com
IEC 60721 Part 3-2 Class 2K1, without condensation
-40 °C to +70 °C
IEC 60721 Part 3-3 Class 3K3, stationary use, weather-
protected
0 °C to + 60 °C; shutdown mode ONE
0 °C to + 35 °C; shutdown mode TWO
refer to "Power losses in the control cabinet (Page 29)"
1080 to 660 hPa (corresponds to -1000 m to +3500 m)
1080 to 795 hPa (corresponds to -1000 m to +2000 m)
ISA-S71.04 severity level G3
SO
2
H
S 1 cm
2
Conditions of use according to IEC 60721, Part 3-3; Class
3S2 (without sand in air)
IEC 61131-2
Protection class I (with PE/ground conductor)
IP 20
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