65A7355H01 November 2011 www.eaton.com
7.4 Optional accessories
Table 7-2 Optional Accessories
Shunt Opening Release #2 (ST2)
Like the shunt opening release, this device allows for remote opening control of the circuit breaker. It can be
supplied by a circuit completely independent from the shunt opening release #1.
24-48-60-110-125-220-250 V
70…110% Ua (DC)
85…110% Ua (AC)
2000 V 50/60 Hz (for 1 min.)
Mechanism Electromagnetic Interlock (IC1)
This device protects the operating mechanism from being unsafely activated in the event that the control circuit is
not energized.
24-48-60-110-125-220-250 V
2000 V 50/60 Hz (for 1 min.)