SECTION 6
SERVICE
Pacific Power Source ©2013
6-10
Document # 126050-10 Rev E
Control Term Definitions
OVER FREQUENCY
OF Condition exists if output frequency is greater
than preset limit. Limit is set by the ALARM KEY.
OVER VOLTAGE
OV Condition exists if output voltage is greater than
preset limit. Limit is set by the ALARM KEY.
OVERTEMP
Either INV OVERTEMP or XFMR OVERTEMP is
true.
POLARITY
Polarity of the signal is being metered.
POWER ON RESET
Pulse, after 3 PHASE PRESENT is true.
Q6
Local EMER OFF state.
R0
Remote mode 0.
R2
Remote mode 2.
REMOTE VOLTS
Remote line to neutral voltage.
REMOTE SENSE
Voltage and current metering from a remote
location. AGC may be selected to regulate to this
point.
REMOTE START
True if the master is starting.
REMOTE AMPS
Remote amps from remote current transformers.
S3 CLOSE COMM
S5 CLOSE COMM
S7 CLOSE COMM
Drive signal which causes the relay to close.
SLAVE LAMP
Is lit whenever the FREQUENCY SELECT switch is
in the SLAVE position.
STANDBY LAMP
Is lit if S3 CLOSE COMM or S7 CLOSE COMM is
true and S5 CLOSE COMM is false.
START/RESET SW
True when switch is pressed. Momentary contact.
SUSTAINED O/L
Inverter is in current limit for more than 50% duty
cycle for longer than 20 seconds.
SYSTEM AMPS
Total system output amps from all of the inverters in
a paralleled system.
SYSTEM VOLTS
System output volts on the output side of the output
contactor.
TRI SYNC
Triangle Wave synchronization signal.
UNDER FREQUENCY
UF Condition exists if output frequency is less than
preset limit. Limit is set by the ALARM KEY.