iZonepediaC325#: AC Unit Interface - Install GuidesC325S - Samsung

C325S - Samsung

Owned by Alex Murphy
Last updated: 14 Dec 2022

Samsung Compatibility:

R410A GAS ONLY

AC###HBHFKH/SA - 5kW to 14Kw

Can use RA, Zones, Master or RF as controlling sensor

Polarity is critical see below, for correct connection

  • Connect a shielded, 2 core, twisted pair control cable from the  C225 / C325S to the F3 / F4 in the fan coil unit. This cable is supplied by the installer

FCU control box

FCU F4

FCU F3

C225 module: Ensure a C325S interface module is connect to the C225 module

C225 F3

C225 F4

Shielded, 2 core twisted pair: This cable is not supplied by iZone