Siemens SITOP PSE202U - Protection and Monitoring; Redundancy Modules; Buffer Modules; Inrush Current Limiter

Technical data
6.3 Protection and monitoring
SITOP expansion modules
92 Equipment Manual, 09.2022, A5E36605235-2-76
6.3 Protection and monitoring
6.3.1 Redundancy modules
6EP1962-2BA00
Current limiting
The output switches off for an overload condition. Can be switched on again using
the RST button, or by switching both load power supplies off and on again.
6.3.2 Buffer modules
6EP4231-7HB00-0AX0
6EP4231-7HC00-0AX0
6EP1961-3BA01
Static current limiting, typ.
40 A
40 A
Reverse polarity protection
Yes
Yes
6.3.3 Inrush current limiter
6EP4683-6LB00-0AY0
Short-circuit protection
Ensure by using an upstream protective element
Type of response threshold value
setting
Switching frequency is max. 2 events per minute. Increased switching frequency
limited from a time perspective to once per hour for one minute (typ. 30 events per
minute).
Characteristic of the electronic
overload shutdown
Non-reversible thermal protection
6EP1967-2AA00
Short-circuit protection
Ensure by using an upstream protective element