Carel Ultra 3PH, User Manual

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16
ENG
“UltraCella 3PH Evaporator” +0500095IE - rel. 1.3 - 08.11.2015
XA1
109
AUX1 relay -
110
117
Safe thermostat evaporator fans
Normally closed. If active (open), evaporator fans are off and it’s not notified in
UltraCella
118
119
Clicson evaporator fans
Normally closed. If active (open), evaporator fans are off and it’s not notified in
UltraCella
120
128
Power supply 230Vac for UltraCella To supply UltraCella
129
140
Defrost probe NTC -
141
142
Defrost probe NTC aux evaporator -
143
146 0…10V for evaporator fans (signal) -
147 0…10V for evaporator fans (GND) -
148
Condensing unit enabling / Solenoid valve -
149
160 RS485 - Fieldbus
Fieldbus - connection to UltraCella 161 RS485 +
162 RS485 GND
PE1
Ground terminals - PE2
PE3
Tab. 2.a
2.8 Alarms table
Here below the list of alarms, related to 3PH module, notified in UltraCella, with specific alarm code.
Code
display
Cause
of alarm
Display
icon
flashing
Display
button
flashing
Alarm
relay Buzzer
Reset
PD
valve
Compr.
(UltraCella and
3PH module)
Defrost
(UltraCella and
3PH module)
Evap. Fans
(UltraCella and
3PH module)
Condenser
fans
Contin.
cycle
EPE 3PH module off-line - ON ON Automatic OFF OFF OFF OFF - -
EP0
Probe Sd1 fault
(3PH module)
- ON ON Automatic - -
End by time if
Sd1 only
- - -
EP1
Probe Sd2 fault
(3PH module)
- ON ON Automatic - - - - - -
EP2
Probe Sc fault
(3PH module)
- ON ON Automatic - - - - - -
EPn
3PH module
configur. fault
- ON ON Automatic OFF OFF OFF OFF - -
EPM
Motor protector
alarm (3PH module)
- ON ON Manual OFF OFF OFF OFF OFF -
EPU
High/low pressure
switch or Kriwan
alarm (3PH module)
- ON ON Manual OFF OFF OFF OFF OFF -
Tab. 2.b