SV-iS7 User Manual - Inverter Drive Supermarket

Chapter 10 Protective Functions
10-9
External Trip A contact point
External Trip B contact point
10.1.7 Inverter overload
If more current than the rated inverter current flows, the protective function starts to protect the inverter according to the inverse
time characteristic.
Group Code No. Function Display Setting Display Unit
OUT 31~33 Relay 1,2, Q1 6 IOL -
Warning signals can be produced in advance by using the multi-function output terminal before the inverter overload
protective function(IOLT) starts. The warning signal is released when 60% of the inverter overload protective
action(150%, 1 minute) lapses.
10.1.8 Keypad command loss
If a problem occurs with the communication during operation or the connection between the keypad and the main body with the
operating command method being keypad, the inverter action is selected.
Group Code No. Function Display Setting Display Unit
PRT 11 Lost KPD Mode 2 Free-Run -
OUT 31~33 Relay1,2, Q1 30 Lost Keypad -
DRV 06 Cmd Source 0 Keypad -
CNF 22 Multi Key Sel 0 JOG Key -
PRT-11 Lost KPD Mode : Set the operating command(DRV-06) at No. 0 keypad, No. 2 Free-Run or No. 3 DEC. In
case of a problem with the communication between the keypad and main body, the output is blocked or the inverter
conducts a decelerating stop according to the set method. Set at No. 0 None, it does nothing in case of keypad
command loss. Set at No. 1 Warning, a warning signal is released in case of a failure if No. 29 Lost Keypad, of the
multi-function output or relay functions, is selected. In case of decelerating stop, the deceleration occurs for the time set
at PRT-07 Trip Dec Time. The protective action is also available for the keypad command loss during jog key operation
when CNF-22 is set as JOG Key.
Frequency
P7(A contact point)
P8(B contact point)
Operating
command