Operation
94
5.12 Log Menu (continued)
Menu
Description
Min
Max
Default Unit Reg. Type
PNU -
Log
Trip Log
Trip Code Descriptions
102
Input Side Phase Loss
Phase L2 missing at the
instant of start up.
The L2 phase is either missing
or at a very low level.
Check all incoming
connections.
If a main contactor is being
controlled by a digital output
set to "Running", check
contactor delay is sufficient.
Read Only
PNU -
Log
Trip Log
Trip Code Descriptions
103
Input Side Phase Loss
Phase L3 missing at the
instant of start up.
The L3 phase is either missing
or at a very low level.
Check all incoming
connections.
If a main contactor is being
controlled by a digital output
set to "Running" check
contactor delay is sufficient.
Read Only
PNU -
Log
Trip Log
Trip Code Descriptions
104 – 117
Input Side Phase Loss
Any or all phases missing
when the motor is being
controlled.
L1 L2 or L3 phase are missing
or at a very low level.
Check all incoming
connections.
Check any fuses/breakers
incorporated in the power
circuit.
Read Only
PNU -
Log
Trip Log
Trip Code Descriptions
150
Voltage Imbalance
The three phase input voltages
are imbalanced
The maximum voltage is
determined and the other
voltages are compared to it.
Check all incoming
connections.
Check any fuses / breakers
incorporated in the power
circuit
Read Only