Hitachi RAS-4-HNC - Inverter Time Chart

11. Electrial checks of main parts
442
SMGB0079 rev.0 - 01/2013
11.1.2 Inverter time chart
Main Circuit
Power Source
Frequency
Instruction
Output
Voltage
Soft Start-Stop
(Frequency)
Failure Signal
Activation of
Protection
Device
Overload
Signal
Charged
Indication
(LED5, RED)
Turn ON
10sec.
Activation of
Recovery
Transmitting
Error 30sec.
Activation of
Protection
Output
Frequency
HIGH
Frequency
LOW
All bit 1
All bit 1 Operation
The changing speed
depends on command from PCB.