The breaker lock plate is used to prevent the breaker from being turned on or off.
ABB
ABB Motor Operator 220v. XT1,XT3
ABB XT5..XT6 Shunt Opening releases 220..240Vac
ABB AUX-C 2Q+1SY 250Vac/dc XT1...XT6 F/P
ABB XT1..XT4 Shunt Opening releases 220...240Vac
ABB AUX-C 1Q+1SY 250Vac/dc XT1...XT6 F/P
ABB RHD XT2-XT4 F/P STAND. DIRECT
ABB Motor Operator XT5 220-250VAC/DC
ABB AUX-SA-C 1S51 250Vac/dc XT2-XT4...XT6F/P
ABB Mechanical Interlock XT3
ABB Motor Operator XT6 220-250VAC/DC
ABB Rotary-RHD XT5 Normal Direct
ABB Electronic time Delay E1/6,E2.2,XT7,T8 220/250V.