Safety
Instructions
Product
Description
Installat
io
n
Electrical
Connection
Starting up &
Operation
Maintenance
& Repair
Dismantling &
Disposal
Condensing Unit For Refrigeration Networks
3.4 Electrical
connection
3.4.1 Power supply connections
Electrical connection of the outdoor condensing unit network to the power supply must be
made by qualified technicians, who should refer to the electrical diagrams located inside
the electric connection panel.
Main electrical cable entry
Contactor
Access to the
Mounting area for main isolator switch
electrical components.
3.4.2 Electrical components pre-wired
Compressor(s) contactor
Condenser Fan motors
Fan Speed controller
High and Low pressure switches
Electronic controller
Crankcase heater(s)
Care
should be taken for electrical connection
to avoid reverse rotation
(see paragraph
6.6)
3.4.3 Discharge temperature protection
Discharge line thermostat
Under extreme operating conditions internal discharge temperatures can reach very high
levels. To avoid compressor damage, the ZF13KVE & ZF18KVE compressors are
equipped with an external discharge line thermostat. Digital Scroll™ compressors ZBD-
30-KCE & ZBD-45-KCE are also equipped with a discharge line thermostat.
INT 69 SCY module
Compressors ZF24-KVE, ZF33-KVE, ZF40-KVE & ZF48-KVE are equipped with an INT
69 module.
C6.1.4/0305/E
16
Part no: 3136433
