Справочник Пользователя для Toshiba RAV-SP454ATZG-E

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This model is an optional P.C. board to connect the indoor unit to TCC-LINK (Central controller).

1) When controlling customized setup collectively, TCC-LINK adapter (This option) is required.

2) In case of group operation or twin operation, the adapter is necessary to be connected to the main unit.

3) Connect the central control devices to the central control system wiring.

4) When controlling collectively customized setup only, turn on only Bit 1 of SW01 of the least line of the system

address No. (OFF when shipped from the factory)

∗

CN51

CN40

SW01

Remote controller

Indoor control 

P.C. board

TCC-LINK

communication circuit

Terminal

resistance

TCC-LINK adapter P.C. board

MCC-1440

TCC-LINK

Communication units

: Total 64 units

Communication distance : 2000 m

CN050

CN041

Terminal block
(A, B)

Central controller

Indoor units in all refrigerant lines: Max. 64 units

[If mixed with multi model (Link wiring), multi indoor units are included.]

* However group sub units and twin sub units of customized setup are not included in number of the units.

Central control device

U1
U3

U2
U4

Central control device

U1
U3

1 2 3

U2
U4

Central control devices: Max. 10 units

Refrigerant line 1

Outdoor unit

Indoor unit

1 2 3

Refrigerant line 2

1 2 3

Refrigerant line 3

1 2 3

Refrigerant line 4

1 2 3

A B

U3 U4

1 2 3

A B

U3 U4

1 2 3

A B

1 2 3

A B

1 2 3

A B

U3 U4

TCC-LINK adapter

This product

sold separately

(                    )

Remote controller

Indoor/outdoor inter-unit wire (AC230V serial)

Central control system wiring

Master unit

Master 

unit

Sub unit

Sub 

unit

* Wiring for No.1 and 2 only

Remote controller

Remote controller

Remote controller

Remote controller 
wiring

Group operation (Max. 8 units)

Twin operation