Technical data

11/98

Accessories

24 Additional Auxiliary Switches (OFSUP)

An external plate holds a set of 24 SPDT switches operated by means of a cable. They are

available only for drawout circuit breakers.

06313055

06313056

212

211

Open

222

221

234

231

244

241

Closed

06313057

252 254

251

Ready-to-Close

Ready-to-close Switch (PF)

This SPDT switch indicates that the circuit breaker is ready to close and that the following

conditions exist:

n The circuit breaker is open

n The stored energy mechanism is charged

n The control unit is reset

n The circuit breaker opening push button is neither locked nor padlocked

n The circuit breaker is in the fully-connected or test position

The switch is field-installable.

Standard Auxiliary Switches (O and F)

2a + 2b switches available as standard:

n "a" contacts are open when the circuit breaker is open and closed when the circuit breaker is

closed.

n "b" switches are closed when the circuit breaker is open and open when the circuit breaker is

closed.

See page 30 for operating diagrams.