Toshiba TCB-IFCB-4E2, TCB-IFCB-4E Installation Manual

NAME :Remote location ON/OFF Control box

Model Name : TCB-IFCB-4E Usage/Function/Characteristics

Start and Stop of the air conditioner is possible by the external signal, and also indication of operation/alarm to outside is possible.

Monitoring

The following monitoring are corresponded to output by non-voltage contact.

1) ON/OFF status (for indoor unit)

2) Alarm status (System & indoor unit stop)

ON/OFF command

ON/OFF

Air conditioner can be turned ON/OFF by the external signals. The external ON/OFF signals are output for the signals on the right.

COM

TCB-IFCB-4E

Non-voltage

ON/OFF continuous signal

(Dry contact)

Specifications

Remote location ON/OFF control boxName

Model name

Power supply

No. of connected indoor units Ambient temperature/humidity

Receive signal type of central ON/OFF command

TCB-IFCB-4E Single phase, 220-240V, 50 Hz

220V, 60Hz 1 to 16 units for 1 interface

(Group connection for 2 or more connected units) 0 C to 40 C DB, 30% to 90% RH

Non-voltage ON/OFF continuous signal

Central priority mode and Last-push priority modes

A select switch to select central priority mode (CENTRAL) or last-push priority mode (LAST-PUSH) is provided to this interface. Select one according to the purpose.

Central priority mode :

Air conditioner starts operation when the external signal is ON, and then ON/OFF of air conditioner by local remote controller are possible. Air conditioner stops operation when the external signal is OFF, and then ON/OFF of air conditioner by local remote controller are not possible.

Last-push priority mode :

ON/OFF of the air conditioner are possible by the external signals or the latest command from the local remote controller. (Mode enabled to turn on/off the air conditioner by the local remote controller even if the external signal is OFF)

Status output signal

Cabinet material Size/Weight

Installation method

Accessory

Non-voltage contact (For indication of ON/OFF status, and alarm) Contact capacity : Max. AC 240V 0.5A or less

Galvanized steel 66 (height) x 170 (width) x 200 (depth) (mm)/1050g

Exposed installation on specified position of indoor unit, appropriate position on wall surface or ceiling

Shield wire cable with both-end connectors for CN06 and CN13 connector : 1.5m x 2

Outside view

200

(NOTE) Do not install the accessory parts at the following locations.

1. Location where combustible gas may leak

2. Location where direct sunlight shines

3. Location with much humidity such as bathroom, kitchen, etc.

4. Location with much dust

5. Location where rain or dew drops such as outdoors or under the eaves

6. Location in 1m-range of TV or radio

Approx.

1500

22 78 78 22

6- 5.5 mounting hole

Fix this control box to the place besides the indoor unit.

Approx. 300

No.

Case unit

Case cover

2 3

Harness to connect indoor unit P.C. board

Harness for indication cable

Harness for power supply

Harness for ON/OFF command

63.6

146.9

Name Specification

Inside view

170

156

Galvanized steel 0.8t Galvanized steel 0.8t CN61 connector UL1015 AWG18 tip-insulation type butt connector 3-core, 0.75mm UL1015 AWG18 tip-insulation type butt connector

155

Accesory parts

Accessory No.1 connecting cables are already built in.

Name

No.

Cable (For CN61 connector, with 6P connectors to both ends, L=1.5m)

M4 tapping screw

Name

Performance/Electric cabling diagram

Q,ty

1 pcs.

Connected to connector CN61 on P.C. board of indoor unit

4 pcs.

For installation of this control box

Remarks

Remote location for ON/OFF control box

P.C. board

OPERATION

COM

White

Yellow

Power supply

MAX. 240V 0.5A

L1 ON operation lamp L2 Alarm indication lamp

(Required at the site)

ALARM

COMP.

Pink

L2L1

ON/OFF continuous

Central panel

COM

Blue

Gray

Non-voltage

signal

Power input AC220-240V

OFF

TP5

TP4TP2TP1TP3TP10TP9TP8TP7

Red

Power supply 220-240V, 50Hz 220V, 60Hz

Black

Earth

Screw

CN13

CN06

Transformer

* : Tab terminal

Butt terminal

Selecting of Central priority/Last-push priority

The select switch has been previously set to LAST-PUSH side on shipment from the factory.

When using the air conditioner with central priority, remove the cover of interface adapter, and select "CENTRAL" side of the select switch (SW 1) at near the center of P.C. board.

(CAUTION)

Be sure to turn off the power supply of interface adapter before selecting one side on the select switch.

Wiring method

(1) Power supply cable, earth, and indication signal cable must

be connected in this control box. Detach the lid of the control box, and connect the cables with the terminal according to the purpose. (2) Be sure to fix the cable with the cable clamp.

Indication signal cable

Cable clamp

Earth terminal Cable clamp

Power supply cable

Electric parts box

of indoor unit

P.C. board for Indoor unit

CN61

A B

Wired Remote

controller

(Note) * For connecting, be sure to use the attached cables. * Cables other than connecting cables should be required at the site. * Fix the cables surely by using the holes for fixation.

Cable specifications (Local supply)

Power supply cable *1 Up to 80m : 3-core, 0.75mm ON/OFF command

signal cable Indication signal cable *1 Up to 200m : 3-core, 0.75mm

*1) In conformity with design 60245 IEC 57

Up to 500m : 2-core or 3-core, 0.75mm

Up to 400m : 3-core, 1.5mm

Notes on connecting relays

(Relays are used for central indication in order to prevent malfunction by surge absorber.)

a. To drive induction load with DC power

Diode

OPERATION

ALARM

COM

(Note)

Mount diodes to the both ends of the relay coil. Select a diode of which back voltage tightness is 10 times or more of the use voltage, and forward current is more than the load current.

b. To drive induction load with AC power

OPERATION

ALARM

COM

(Note)

Mount surge absorbers to both ends of the relay coil. Use a surge absorber of which voltage tightness is 350V AC/500V DC or more.

Diode

Central sideInterface side

Surge absorber

Central sideInterface side

156