dIXEL IPC400D SERIES, User Manual

Page: 168 / 187

! USER MANUAL – Release 1.2 of 01/01/2010 Page 168 of 191 Version: 02/03/2010
57.17
CIRCUIT BREAKER ALARM
Display label meaning C1tr (compressor n° 1 circuit breaker alarm) -… C16tr (compressor n° 16
circuit breaker alarm)
Cause of activation The alarm is not detected for AL27 on compressor switch-on
With ID active
The alarm is not detected with compressor off if AL30=0
Reset If ID not active
Reset Manual. If more than AL28 compressor interventions occur per hour. Enter the
functions menu to reset the alarm (see procedure in cOtr function functions
menu)
Icon flashing
Action Alarm relay + buzzer activated
Regulators
Alarm Relay + buzzer activated
Reverse valve it follows its regulation
Recovery valve it follows its regulation
Free-cooling on/off valve it follows its regulation
Auxiliary relay It follows its regulation
Idle running valve It follows its regulation
Supply ventilation It follows its regulation
Condensation ventilation It follows its regulation
Support/boiler/anti-freeze It follows/they follow its/their regulation
Pump/and water evaporator
and condenser It follows its regulation
Compressor affected Always off
Compressors not affected If Par. AL29 = 0 following their regulation
If Par. AL29 = 1 off
Pump down solenoid valve It switches-off if there is only 1 compressor per circuit, otherwise it follows its
regulation
AL27 Compressor 1 - 6 circuit breaker alarm delay on start-up
Allows to set a delay time when recognising the circuit breaker alarm on compressor start-up.
AL28 Maximum number of compressor 1 - 6 circuit breaker interventions per hour
It determines a maximum number of compressor circuit breaker alarm interventions per hour. When these
are exceeded the alarm passes from automatic to manual reset.
AL29 compressor circuit breaker alarm working
1= the compressor circuit breaker alarm only blocks the compressor of interest
2= the compressor circuit breaker alarm blocks the compressor of interest and all compressors present in
that circuit
SEE RESET PROCEDURE IN COMPRESSOR 1 - 6 CIRCUIT BREAKER FUNCTIONS MENU AFTER
AL28 INTERVENTIONS PER HOUR