Control Cable Specifications; System Configuration - Mitsubishi Electric CITY MULTI PURY-WP200YJM-A Installationshandbuch

10-3. Control cable specifications

・Transmission cable
Type 2-core shielded cable CVVS, CPEVS, or MVVS
Size 1.25 mm (AWG 16)
2
Length Max. 200 m (656 ft)
The maximum allowable length of transmission cables via outdoor units (both centralized control transmission cables
and indoor-outdoor transmission cables) is 500 m (1640 ft)
Remarks
The maximum allowable length of transmission cables from the power supply unit to each outdoor unit or to the system
controller is 200 m (656 ft).
* Do not use a single multiple-core cable to connect indoor units that belong to different refrigerant systems. The use of a multiple-core cable
may result in signal transmission errors and malfunctions.
* Ensure shield continuity when extending the transmission cable.
*1 When extending the length of the transmission cables to 1000 m (3280 ft), consult your dealer.
・Remote controller cable
Type
Size 0.3–1.25 mm
Max. 10 m (32 ft)
Length * If the length exceeds 10 m (32 ft), use a 1.25 mm
(AWG 16) shielded cable.

10-4. System configuration

・Unit code and the maximum number of connectable units
Unit type
Outdoor unit Main unit
Indoor unit
Main
HBC controller
Sub
Remote controller
Transmission booster unit
* A transmission booster unit may be required depending on the number of connected indoor units.
WT08842X01
ME remote controller cable
2-core sheathed cable (unshielded) CVV
(AWG 22–16) (0.75–1.25 mm
2
Code
OC –
IC 1 to 50 units per OC (depends on the unit model)
1 to 2 units per OC
HB
0 to 2 units per OC
HS
RC 0 to 2 units per group
RP 0 to 2 units per OC
.
*1
MA remote controller cable
(AWG 18–16) if a simple remote controller is connected)
2
Max. 200 m (656 ft)
2
Number of connectable units
GB-41