01.07.2022
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AHP60-14/18 -
Installation, Use and Maintenance
TERMINAL
BLOCK
CONNECTION
TYPE
PE
Connect the earth cable
Power supply input 3-Ph/N/
PE, 400 Vac, 50Hz.
N
Connect the neutral cable from the main power supply
L1
Connect the L1 phase cable from the main power supply
L2
Connect the L2 phase cable from the main power supply
L3
Connect the L3 phase cable from the main power supply
X-5.2
Connection Ecomod Heat Pump Control OCI 351 (A+)
Communication bus
X-5.1
Connection Ecomod Heat Pump Control OCI 351 (B-)
X-4.1
Connection Ecomod Heat Pump Control OCI 351 (REF)
X-11.1/X11.2 Defrosting signal output
(Attention, this is not factory-configured, set to H85 = 21)
Inverter contact, withstands
single phase voltage 230,
50Hz, 5 A resistive 1A
inductive
X-14.1/X-14.2
Default programmable output of heat pump.
(Attention, this is not factory-configured, set to H85 = 47)
Inverter contact, withstands
single phase voltage
230Vac, 50Hz, 5A resistive,
1A inductive: automatic
operation
X-15.1/X15.2
Remote on/off input
Safety wiring => lack of water, dry contact
“Lack of water” pressure switch
closed=machine switched
on
open=machine switched off
Forced stoppage
X-16.1/X16.2
Programmable input (caution, not factory configured, for
silent ventilation function put H46=25)
Voltage-free digital input
Closed=silent mode enabled
Open=silent mode disabled
CAUTION:
If heat pumps are mounted in cascade, each unit must have a dedicated
Ecomod Heat Pump Control
. The connection between a heat pump and its
controller unit must be via a dedicated Modbus cable. Do not connect the
buses of the different units and control units together.
