If network availability is your top priority, the Hirschmann OBR40 optical bypass relay is the perfect solution. Even if the power fails simultaneously on a number of switches, your network, with the exception of the directly affected applications, will continue to be available. The table below will help in narrowing your selection to find the right fiber optic relay for your systems.
The network remains operational even when one or more of the switches suffers a power outage
The bypass function is guaranteed even when the relay itself is without power
The ability to schedule the bridging of system components opens up new possibilities for maintenance and servicing
A control contact can be used to trigger the bypass function at will
Stepwise adjustable delay guarantees smooth reactivation of switches

Parameter Name	Parameter Value
Type	repeater
Network	network