Mitsubishi Heavy Industries SRRM40HENG-L, Руководство пользователя

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1060
FDC-HKXR
Do not connect high voltage wire 380/415V to signal wires, as these wires are DC 5V. Signal wires should be connected so that
the terminal Nos. conform with each other for between outdoor and between indoor units. However, they will work properly if
different polarities are connected. (Connect (A) and (A), (B) and (B).)
Signal wire
Sensor inlet
Signal wire inlet
Signal wire (Between outdoor and indoor units)
Outdoor control box
Be sure to let the signal wire get in through the signal wire inlet.
(4) Indoor and outdoor signal wiring
(a) If only one Outdoor unit is used
Notes (1) The indoor and outdoor signal wiring are without polarity
(2) For connection to the terminal block, use as M3.5 (5/32) round eye-let terminal is shown below.
Either of the above wiring is correct.
A B
A B A B
A
B
A
B
A
B
A
B
A B
Outdoor signal teminal block
Indoor signal terminal block
Double cores 0.75 ~ 2 mm
2
Total length of signal wires: 1000 m or less
7 mm or less
Outdoor/Indoor units connection procedures
Power source (indoor unit side)
Individual flow
divide controllor
To next units by turn
Indoor unit
Remote controller wire
Remote
controller
Signal wire [Relay kit accessory (2m)]
Relay kit
(Individual flow divide controller acessory)
Individual flow divide controller accessory wire (2m)
Power source wire
[Individual flow divide controller accessory wire (2m)
Signal wire (between indoor unit)
Outdoor unit
L
•
N
C
N
U
L
•
N
C
N
U
A B
A B
X Y Z
X Y Z
Cn Cn
Cn
T B T4
A B
X Y Z
X Y Z
Cn Cn
Cn
T B T4
1 2