Carrier Idrofan 42EP Installation, Operation And Maintenance Instructions page 5
Hydronic extra slim ducted fan coil units
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5
8
IMPROPER DAISY CHAIN
F4
UNIT 1
UNIT 2
UNIT 3
9
a
b
6
10.1
CORRECT DAISY CHAIN
Fmain
UNIT 1
N
L
UNIT 2
N
L
UNIT 3
N
L
Ceiling unit
b
7
Derivation box 1
Derivation box 2
Derivation box 3
Funit = sized as per IOM prescription
accordingly with type of unit model
Fmain= responsibility of the installer to ensure
adequate short circuit protection of installation
a
5
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