Mitsubishi Electric PUHY-P250YJM-A, Руководство по обслуживанию

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[
II
Restrictions ]
- 19 -
HWE10190 GB
2) Remote controller wiring
*1 MA remote controller refers to MA remote controller (PAR-21MAA), MA simple remote controller, and wireless re-
mote controller.
*2 The use of cables that are smaller than 0.75mm
2
(AWG18) is recommended for easy handling.
*3 When connected to the terminal block on the Simple remote controller, use cables that meet the cable size specifi-
cations shown in the parenthesis.
[3] Switch Settings and Address Settings
1. Switch setting
Refer to section "[5] An Example of a System to which an MA Remote Controller is connected " before performing wiring work.
Set the switches while the power is turned off.
If the switch settings are changed while the unit is being powered, those changes will not take effect, and the unit will not
function properly.
*1. The outdoor units in the same refrigerant circuit are automatically designated as OC and OS in the order of capacity
from large to small (if two or more units have the same capacity, in the order of address from small to large).
*2. Turn off the power to all the outdoor units in the same refrigerant circuit.
MA remote controller
*1
Cable type
Type CVV
Number of
cores
2-core cable
Cable size
0.3 to 1.25mm
2
[AWG22 to 16] *2
(0.75 to 1.25mm
2
)
[AWG18 to 16] *3
Maximum overall line
length
200 m [656ft] max.
Units on which to set the switches Symbol Units to which the power must be shut off
Indoor unit Main/sub unit IC Outdoor units
*2
and Indoor units
MA remote controller Main/sub remote
controller
MA Indoor units
Outdoor unit
*1
OC,OS Outdoor units
*2
0000002115.book 19 ページ ２０１１年６月４日 土曜日 午前１０時４８分