Data Sheet

● Short-circuit
No
Diagnostics indication LED
● RUN LED
Yes; Green LED
● ERROR LED
Yes; Red LED
● Monitoring of the supply voltage (PWR-LED)
No
● Channel status display
Yes; Green LED
● for channel diagnostics
Yes; Red LED
● for module diagnostics
Yes; Red LED
Potential separation
Potential separation channels
● between the channels
Yes
● between the channels, in groups of
1
● between the channels and backplane bus
Yes
Permissible potential difference
between different circuits 146 V DC/132 V AC
Isolation
Isolation tested with 2 000 V DC
Standards, approvals, certificates
Suitable for safety functions No
Railway application
● EN 50121-3-2
Yes; EMC for rail vehicles
● EN 50121-4
Yes; EMC for signal and telecommunications systems
● EN 50124-1
Yes; Railway applications - overvoltage category OV3 (channels
to backplane bus and ground); OV2 (between the channels);
pollution degree PD2; rated impulse voltage UNi = 1.5 kV; UNm =
125 V DC
● EN 50125-1
Yes; Rail vehicles - see ambient conditions
● EN 50125-2
Yes; Stationary electrical equipment - see ambient conditions
● EN 50125-3
Yes; Signal and telecommunications systems - see ambient
conditions; vibrations and shocks: Application point outside of
tracks (1 m to 3 m away from track)
● EN 50155
Yes; Rail vehicles - temperature class Tx, horizontal mounting
position, salt spray Class ST2
● EN 61373
Yes; Rail vehicles - vibrations and shocks: Category 1 Class A/B
● Fire protection acc. to EN 45545-2
Yes; Rail vehicles - verification on request
Ambient conditions
Ambient temperature during operation
● horizontal installation, min.
-40°C; = Tmin (incl. condensation/frost)
● horizontal installation, max.
70°C; = Tmax; +85 °C for 10 min (Tx acc. to EN 50155)
Altitude during operation relating to sea level
● Installation altitude above sea level, max.
2000m
6AG2521-7EH00-4AB0 Subject to change without notice
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09/16/2019 © Copyright Siemens