TECHNICAL SPECIFICATIONS
Input Voltage: 3 Phase to Phase Inputs, U, V & W :440 Volt AC Max, 600 Volt DC Mex
DC BUS Voltage : 280-600 Volts DC.
Signal Measure of Ind. & Out. 0V to 100V DC
TESTING PROCEDURE
1) Red Wire is Connect to Signal and Black Wire is Connect to Normal
2) Switch ON-OFF ISA-821
3) If Voltage Fluctuate then Deta Flow Between Indoor and Outdoor is OK
CAUTION
Do Not Contact or Measure AC Voltage or More than 100V DC
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