Samsung Nasa Compatibility:
R410A
AC###JNHFKH/SA - 16kW to 20Kw
R32
AC###TNHPKG/SA - 5.2kW to 14Kw
AC160TNHFKG/SA - 16kW
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 / C325SN to the F3 / F4 in the fan coil unit. This cable is supplied by the installer
1️⃣ FCU control box
2️⃣ FCU F4
3️⃣ FCU F3
4️⃣ C225 module: Ensure a C325SN interface module is connect to the C225 module
5️⃣ C225 F3
6️⃣ C225 F4
7️⃣ Shielded, 2 core twisted pair: This cable is not supplied by iZone