Mitsubishi Electronics PAC-SC50KUA manual

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Table of contents for the manual

  • Page 1

    Building Air Conditioning Contr ol System P o wer suppl y unit Model: P A C-SC50KU A Installation Manual Bef ore using the controller , please read this Installation Manual carefully to ensure correct operation. Store this Installation Manual in a location that is easy to find. Contents 1. Safety precautions ........................................[...]

  • Page 2

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  • Page 3

    – 1 – This manual describes the installation of the P AC-SC50KU A P ower supply unit and wiring to the central controller and the air condi- tioner units. For the inf or mation about how to install the centr al controller or the air conditioner units, see the installation manual f or them. For y our safety , first be sure to read 1 Saf ety prec[...]

  • Page 4

    – 2 – 240 (9 1 / 2 ) 225 (8 7 / 8 ) 265 (10 7 / 16 ) 150 (5 15 / 16 ) 59.2 (2 3 / 8 ) TB3 TB2 unit: mm (in) UP EU:~220V-240V ; 0.25A 50Hz US:~208V-230V ; 0.25A 60Hz 2.3 kg / 5 1 / 8 lb 2 Product f eature This unit supplies DC pow er to the central controller G-50A by means of the central controller system M-NET tr ansmission line and DC power l[...]

  • Page 5

    – 3 – 3 Installation 1. P ar ts prepared at site Please prepare the f ollowing par ts bef ore installation of the unit. Preparation parts Unit fixing screw P ower cab le/ Protective earth cable (Ground cable) Main power s witch (Circuit breaker) T ransmission cable DC power cab le Specification M4 screw × 4pcs Use sheathed vinyl cord or wire .[...]

  • Page 6

    – 4 – 4 Wiring W ARNING • All electric work must be performed according to local regulations. Improper electrical work may result in electric shoc k or fire. • Be sure to shut off the pow er source of the unit and the all other unit to be connected to the power supply unit bef ore wiring. CA UTION Do not connect the A C power line to the M-[...]

  • Page 7

    – 5 – 12V 24V R N L ABS 12VDC GND T B 2 T B 3 L/L1 N/L2 P ower source EU:~220-240V 50Hz US:~208-230V 60Hz Circuit breaker P ower cable Ground Protectiv e ear th cable (Grounding cable) TB1 Fix the power line P ower cab le Protectiv e ear th cable TB1 Fig.4-2 (L/L1) (N/L2) EU : ~220V -240V 50Hz US : ~208V -230V 60Hz P ower line terminal 2. P owe[...]

  • Page 8

    – 6 – 5 Allowab le length of M-NET T ransmission Lines • Maximum length of M-NET transmission 500m/1640 ft *1 • Maximum pow er feeding length 200m/656 ft NO TE * 1: Not including the remote control cables up to 10m (32 ft) in length. If the remote control cable e xceeds 10m (32 ft), the excess must be added to the total length in order to a[...]

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  • Page 12

    WT03938X01 Printed in Japan Recycled P aper HEAD OFFICE: MITSUBISHI DENKI BLDG. , 2-2-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN This product is designed and intended f or use in the residential, commercial and light -industrial environment. The product at hand is based on the f ollowing EU regulations: • Low V oltage Directive 73/23/EEC ?[...]