Attachment Of The Interphase Barrier; Opening/Closing Operation; Conditions Allowable For The Closing Operation - Mitsubishi Electric V Series Instruction Manual

9. Attachment of the Interphase barrier

Insert the Interphase barriers in the slot on the circuit breaker.
■ Fixed type

10. Opening/Closing operation

10.1 Conditions allowable for the closing operation

When the following conditions are satisfied,
the ON operation can be operated.
1. The circuit breaker is OFF.
2. The voltage for the ON operation is applied
to A1 and A2 of the control circuit
terminal block. Set the voltage capacity and
power supply capacity applied to A1 and
A2 by following the table of Circuit breaker
(solenoid) control rating.
3. The state without the OFF instruction
(following conditions)
• The voltage is not applied to the Shunt trip
device (SHT).
• The circuit breaker is not locked mechani-
cally by the Cylinder lock (CYL) or Castell
lock (CAL).
• The voltage is applied to the Under voltage
trip device (UVT).
• The circuit breaker is not tripped.
• When the padlock is used, the padlock of
the OFF button is released.
CAUTION
After inserting, pull the interphase
barriers to check that the barriers
are correctly installed in the slot.
OFF instructions
Circuit breaker (solenoid)
control voltage
110-125 V AC
220-250 V AC
110-125 V DC
220-250 V DC
When connecting a control
circuit terminal block,
refer to page 43.
Apply voltage to A1 and A2 on the control circuit terminal
block within the specified operating voltage of the circuit breaker.
Failure to do so may result in malfunction of the circuit breaker.
■ Drawout type
OFF
CAUTION
E-23