Interconnecting wiring, Deltachill ™ chillers, Installation data – Airedale DeltaChill FreeCool 110kW - 1080kW User Manual
Page 158: Chillers, Caution
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DELTACHILL
™
Chillers
158
Chillers
Technical Manual : 7022932_V1.9_11/2013
Installation Data
Interconnecting Wiring
DC
C22
/
DCF
2
2
L1
Mains incoming supply 400V/3PH/50Hz
L2
L3
PE
L4
Separate Permanent Supply 230V/1PH/50Hz
N1
PE
L4
External Trace Heating Connections
N1
240V/500W max
502
Unit Remote On/Off 24VAC
505
502
(1)
Evaporator Water Flow Switch 24VAC
504
500
Remote Setpoint Adjust (0-10VDC)
825
502
(1)
Remote Pump Interlock 24VAC
515
502
Setback Setpoint Temperature switch
516
573
Non-Critical Alarm
Volt Free Common Alarm
574
Volt Free Alarm N/O
575
Volt Free Alarm N/C
576
Critical Alarm
Volt Free Common Alarm
577
Volt Free Alarm N/O
578
Volt Free Alarm N/C
RX-/Tx-
IN
RX+/Tx+
Network Connections In
GND
RX-/Tx-
OUT
RX+/Tx+
Network Connections
GND
CAUTION
(1) MUST be directly wired to the chiller to validate warranty.