Discharge Pipe Protection Control; Compressor Body Protection Control - Daikin RXYQ-TA Series Service Manual

Protection Control
6.3

Discharge Pipe Protection Control

This discharge pipe protection control is used to protect the compressor internal temperature against an error or
transient increase of discharge pipe temperature.
The following control is performed for each compressor of single unit as well as multi units.
Inverter compressor
Discharge pipe
temperature > 110˚C (230˚F)
6.4

Compressor Body Protection Control

This compressor body protection control is used to protect the compressor internal temperature against an error
or transient increase of compressor body temperature.
The following control is performed for each compressor of single unit as well as multi units.
Inverter compressor (only for type JT150JBVDW and JT15JBVDWYR)
Compressor body
temperature > 120˚C (248˚F)
63
Normal operation
Reduce compressor capacity step
Discharge pipe
temperature > 135˚C (275˚F)
Discharge pipe temperature standby
Normal operation
Compressor body temperature standby
Discharge pipe
temperature < 95˚C (203˚F)
When occurring 3 times within 100
minutes, the error code F3 is output.
(Sub code - 01, 02, 03)
When occurring 3 times within 100
minutes, the error code F3 is output.
(Sub code - 20, 21, 22)
SiUS341615E
Functions and Control