Mitsubishi Electric PAC-IF082B-E - 4.6 Wiring for Heater

21
Note:
1. When the FTC is powered via outdoor unit, the maximum grand total current of (a)+(b) is 3.0 A.
2. Do not connect multiple water circulation pumps directly to each output (OUT1, OUT2, and
OUT3). In such a case, connect them via (a) relay(s).
3. Connect an appropriate surge absorber to OUT10 (TBO.3 1-2) depending on the load at site.
4. Stranded wire should be processed with insulation-covered bar terminal (DIN46228-4
standard compatible type).
Item Name Model and specications
External output function Outputs wire Use sheathed vinyl coated cord or cable: 30 m max.
Wire type: CV, CVS or equivalent
Wire size: Stranded wire 0.25 mm² to 1.5 mm²
Solid wire: 0.25 mm² to 1.5 mm²
Wiring specication and local supply parts
Connect them using either way as shown above.
<Fig. 4.5.2>
LN
OUT9
LN
OUT15
L
1 2
3
4
5
6
TBO.1 TBO.3
1 2
3
4
5
6 7 8
1 2
3
4
6
5
TBO.4
LLL NNN
OUT1 OUT2 OUT3
N L N L
OUT10 OUT16OUT11 OUT12
N
TBO.5
1 2
3
4
5
6 7 8
L L L
BHT BC OUT6 OUT7
N
OUT13
LN
OUT8
8
7
TBI.6
2
1
OUTA1
TBO.2
OUT5
OUT18
OUT4
(SPST)
OUT4
(SPDT)
OpenCloseOpenClose
N
L
N
L NL L
en
4. Electrical work
How to use TBO.1 to 5
Tool
Tool
Conductor
Conductor
Outline view Top view