PCH cold storage generator module
APEN GROUP SPA reserves the right to contribute the necessary modifications to the documentation or documentation
32
cod. HG0130.05GB ed.B-2104
PCH
33
cod. HG0130.05GB ed.B-2104
PCH
HG0130.00 A
032
HG0130.00 A 033.01
PCH Electrical Connections
If the PCH heater is supplied with a built-in CPU-SMART
modulating PCB.
The electrical connection to the PCH heater, both single and
multiple, is performed via a terminal box located inside the
housing. This terminal box contains the connections to the pre-
wired module(s) and interfaces with the final user by means of
the following connections:
power supply
Power to 230 Vac - see table
for power absorptions
ON/OFF control
Powered at 230 Vac ~ 50Hz
- Connect dry contact
common alarm
Dry contact - Power to max.
24V (Ac or Dc) 0.5 A
0-10 Vdc modulating signal
Dry contact - Power with
0-10 Vdc
ModBus
ModBus connection
Interface terminal box
ModBus
0/10 Vdc
Alarm
ON/OFF
230 Vac
1st PCH
2nd PCH
3rd PCH
4th PCH
INLET SIDE
PCH SIDE
Interface terminal box wiring diagram
PCH 4
PCH 1
PCH 2
PCH 3
