Connecting Line Voltage - Mitsubishi Electric P Series Installation Manual

13.2. Connecting line voltage

Make sure power supply is off.
The unit should be installed by a licensed contractor/
electrician. If required by applicable national, state and local
codes; a disconnect switch will need to be installed when the
indoor unit is powered from the outdoor unit.
Remark:
* Use a ring tongue terminal in
order to connect a ground wire
to terminal.
Grounding Terminal*
NOTE: If the air handler will be installed with electric heat
package do not power the electric heat from the outdoor unit.
All wiring must conform to National and Local codes
Function Table
Mode
Power failure auto Not available
restart
Available
Indoor unit operating average
Indoor temperature
Set by indoor unit's remote controller
detecting
Remote controller's internal sensor
Not Supported
LOSSNAY
Supported (indoor unit is not equipped with outdoor air intake
connectivity
Supported (indoor unit is equipped with outdoor air intake
240V (230V)
Power voltage
220V (208V)
Cycle auto enable
Auto mode
Cycle auto disable
100 Hr
Filter sign 2500 Hr
Heat operation & Thermo ON
Heat operation
Heater Not Present
Heater Control
Heater Present *1
Heater control during Disable heater during Defrost and Error
defrost and error
Enable heater and fan during Defrost and Error *2
*1 While the heater is on, the fan will operate at high speed regardless of the fan setting on the remote controller
*2 Heater will not operate during all error modes. Heater will only operate during a communication error between indoor unit and outdoor unit
Note: When CN4Y is used the fan is off when CN24 is energized which is only for use with supplemental heat that is not in the duct.
* If a heater is installed in the duct, do not use Panel heater connector. By doing so, the fan will turn off
when the heater is on, which may result in fire.
- Please see section 13.4. for external static pressure settings.
22
1. Remove the desire knockout on the air handler.
2. Attach a conduit pipe connector to the air handler and route the
wiring as shown in the above diagram. Ensure conduit connection
hole is air tight and add a sealant if necessary.
3. Firmly tighten all of the terminal screws. After tightening, verify that
Grounding
the wires are tightly fastened.
terminal*
Electrical Characteristics
Disconnect
switch
Model
A12
A18
A24
A30
A36
Grounding Terminal* A42
Settings
Symbols : MCA : Max. Circuit Amps ( = 1.25 × FLA) FLA : Full Load Amps
IFM : Indoor Fan Motor
Indoor Unit
Voltage
Hz Volts
Range
3.00/3.00
3.00/3.00
188 to 4.13/4.13
60 208/230V
253V
4.13/4.13
5.5/5.5
5.63/5.63
Mode (function) No.
Wired remote controller
(RF thermostat)
01
(101)
02
( - )
03
(103)
04
(104)
05
(105)
07
(107)
16
(116)
11
(111)
23
(123)
Output : Fan motor rated output
MCA Output FLA
(A) (kW) (A)
0.121 2.4
0.121 2.4
0.244 3.3
0.244 3.3
0.430 4.4
0.430 4.5
Setting Initial
Check
no. setting
1
1
2
1
2 1
3
1
2 1
3
1
1
2
1
1
2
1
2 3
3
1
1
2
1
1
2
1
1
2