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9

6. Room Name Display

Select the appropriate stickers from the room name stickers 

4

 supplied, and affix them to the display section of the panel.

5. Test Run

A test run should be performed after the centralized controller and the MA & Contact terminal interface (MAC-397IF-E) have all
been installed.

1

Turn the power switch on each air conditioner to ON.

2

Press the ON/OFF button on the wireless remote control for each air conditioner to make sure the air conditioner turns on,
and then press the button again to turn each unit off.

3

Supply power (AC 220–240 V) to the centralized controller.

4

Press the ON/OFF button on the upper part of the control panel of the centralized controller, and confirm that the (green)
operation indicator lamp for that device number comes on.
Also confirm that the corresponding air conditioner has turned on (the operation indicator lamp will not come on if the air
conditioner is not connected).

5

Press the ON/OFF button again, and confirm that the operation indicator lamp goes out and that the air conditioner unit turns
off.

6

Repeat steps 

4

 and 

5

 again for each device number.

7

Press the All OFF button, and confirm that all the (green) operation indicator lamps go out and that all the air conditioners turn
off.

Room name stickers 

4

7. Specifications

Model

MAC-821SC-E

No. of controlled air conditioners

8 units

Power

~/N, 220–240 V, 50/60 Hz

Power consumption

4 W

Ambient temperature

0–40

°

C

Dimensions (H 

×

 W 

×

 D)

120 

×

 120 

×

 51

Weight

320 g

Summary of Contents for MAC-821SC-E

Page 1: ...ATIONSHANDBUCH POUR L INSTALLATEUR MANUEL D INSTALLATION FÖR INSTALLATÖREN INSTALLATIONSMANUAL VOOR DE INSTALLATEUR INSTALLATIEHANDLEIDING PER L INSTALLATORE MANUALE DI INSTALLAZIONE PARA EL INSTALADOR MANUAL DE INSTALACIÓN PARA O INSTALADOR MANUAL DE INSTALAÇÃO TIL INSTALLATØREN INSTALLATIONSMANUAL π À À π E XEIPI IO O H IøN E KATA TA H MONTÖR Ç N MONTAJ ELK TABI ДЛЯ УСТАНОВИТЕЛЯ РУКОВОДСТВО ПО У...

Page 2: ...ion wire C The note indicated with has been revised as follows The list of items to prepare at the installation site and the illustrations have been revised MAC 821SC E ERRATA The following corrections have been made to the MAC 821SC E INSTALLATION MANUAL Wall opening dimensions 108 3 mm Rubber seal large 5 Switch box 3 PG connection E The text for step 3 and the lower right portion of the illustr...

Page 3: ...talled in an area that cannot support the unit the centralized controller could fall and cause damage Securely attach the electrical component cover to the centralized controller If the electrical component cover of the centralized controller is not securely attached dust or water penetration could occur resulting in a fire or electric shock Mitsubishi components or other designated components sho...

Page 4: ...alized controller s mounting screw M4 30 8 is 17 mm use screws of the appropriate length for the wall thickness if the wall is between 17 mm and 30 mm thick The best length for an M4 mounting screw is the wall thickness plus 13 mm Items to Prepare at the Installation Site A MA Contact terminal interface MAC 397IF E B Power supply wire 2 core ground 1 5 mm2 in conformity with Design 245 IEC 57 Conn...

Page 5: ... used for installing the centralized controller 2 3 Electrical Work Use 1 5 mm2 power supply wire 2 core ground For the connection wire C use a control cable CVV 0 5 mm2 3 core or equivalent product CVV is a control cable which is sheathed in polyvinyl chloride with polyvinyl insulated wires inside Complete the power supply wire and connection wire work before mounting the centralized controller T...

Page 6: ... wire B Cover Centralized controller 1 Base plate 2 Switch box 3 Connection wire C 3 core Rubber seal large 5 Mounting screw 8 M4 30 Sealing material 7 adhesive Mounting screw M4 10 Wall Rubber seal small 6 Switch box 3 2 5 Sample Configuration This figure shows a sample 4 unit configuration Connection wire C max length of 100 m Centralized controller 1 Screw Connection wire C 3 core ...

Page 7: ...ground wire from inside of the wall and pull them through the switch box 3 into the room about 150 mm If you are not using a wire conduit pull the wires through after attaching the rubber seal large 5 and rubber seal small 6 to the switch box 3 open ing through which the wires are being fed to protect the wires from scraping against the edge of the steel plate 4 After the screws have been removed ...

Page 8: ... core Power terminal Signal terminal Power supply wire B 2 core ground 8 mm 10 mm 100 mm One signal terminal can be used for connecting 4 rooms Signal terminal Connect the devices corresponding to their display number on the control panel Work on Connection Wire End Note Centralized controller side 6 mm D C M TC1 TC2 TM1 TM2 Work on Power Supply wire End Be sure to use 1 5 mm2 power supply wire B ...

Page 9: ... Mount the centralized controller to the base plate 2 using the supplied mounting screw 8 Be careful not to damage the connection wires by getting them caught in the walling materials 4 Using the supplied screw attach the cover to the centralized controller 5 To attach the cover to the centralized controller fit the tabs along the top of the cover into the holes in the centralized controller and t...

Page 10: ... part of the control panel of the centralized controller and confirm that the green operation indicator lamp for that device number comes on Also confirm that the corresponding air conditioner has turned on the operation indicator lamp will not come on if the air conditioner is not connected 5 Press the ON OFF button again and confirm that the operation indicator lamp goes out and that the air con...

Page 11: ...ight industrial environment The product at hand is based on the following EU regulations Low Voltage Directive 73 23 EEC Electromagnetic Compatibility Directive 89 336 EEC HEAD OFFICE MITSUBISHI DENKI BLDG 2 2 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Printed in Japan SG79Y547H01 ...

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