Instruction/ maintenance manual of the product PAC-SC50KUA Mitsubishi Electronics
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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.
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– 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.
– 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.
– 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 .
– 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.
– 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.
– 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.
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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.
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