Mitsubishi Electric PAC-SF46EPA-G Installation Manual

Air-conditioner network system transmission booster

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<ORIGINAL>
MITSUBISHI ELECTRIC Air-conditioner Network System
Transmission Booster
PAC-SF46EPA-G
INSTALLATION MANUAL
Read this manual thoroughly before using the Transmission Booster.

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Summary of Contents for Mitsubishi Electric PAC-SF46EPA-G

  • Page 1 <ORIGINAL> MITSUBISHI ELECTRIC Air-conditioner Network System Transmission Booster PAC-SF46EPA-G INSTALLATION MANUAL Read this manual thoroughly before using the Transmission Booster.
  • Page 2: Table Of Contents

    CONTENTS Page 1 Safety Precautions ...................................3 2 Product Feature....................................4 2-1. Specification ....................................4 2-2. Power supply coefficient, power consumption coefficient, and L coefficient ................4 2-3. Appearance .....................................4 3 Installation ......................................5 3-1. Parts prepared at site ................................5 3-2. Installation space and the direction ............................5 3-3.
  • Page 3: Safety Precautions

    This manual describes the installation of the PAC-SF46EPA Transmission Booster and the air conditioner units. For the information about how to install the central controller or the air conditioner units, see the installation manual for them. For your safety, first be sure to read “1 Safety Precautions” described below thoroughly and then install the PAC-SF46EPA correctly. After reading this installation manual, keep it in a location that is easy to find.
  • Page 4: Product Feature

    CAUTION If the supply cord is damaged, it must be replaced by the This appliance is intended to be used by expert or trained manufacturer, its service agent or similarly qualified users in shops, in light industry and on farms, or for persons in order to avoid a hazard.
  • Page 5: Installation

    3 Installation 3-1. Parts prepared at site Please prepare the following parts before installation of the unit. Preparation parts Specification Unit fixing screw M4 screw × 4 pcs Power cable/ Use sheathed vinyl cord or wire. Protective earth cable Wire type: Wire should not be lighter than ordinary PVC sheathed flexible cord IEC 60227 (Ground cable) (designation 60227 IEC 53) Wire size: 0.75 mm²...
  • Page 6: Wiring

    4 Wiring WARNING: • All electric work must be performed according to local regulations. Improper electrical work may result in electric shock or fire. • Be sure to shut off the power source of the unit and the all other unit to be connected to the Transmission Booster before wiring. •...
  • Page 7: M-Net Transmission Line

    4-3. M-NET transmission line Wire the M-NET transmission cable to A, B (non-polarity data) and S (shield) terminals on the TB2 and TB3 as shown in the Fig.4-4. Shield (ADDITIONAL INDOOR UNIT SIDE) (OUTDOOR UNIT SIDE) Fig.4-4 M-NET transmission A, B line (Non-polarity DC30V) NOTES: •...
  • Page 8: Transmission Cable Length Limitation

    Example. Centralized controller and LOSSNAY units Centralized controller Ground Power LOSSNAY LOSSNAY LOSSNAY LOSSNAY LOSSNAY LOSSNAY supply unit unit unit unit unit unit unit LOSSNAY LOSSNAY LOSSNAY LOSSNAY LOSSNAY LOSSNAY PE/G remote remote remote remote remote remote controller controller controller controller controller controller...
  • Page 9: Supply Capacity To Transmission Line

    • Total wiring length: 500 m (1,640 ft) max. The maximum allowable wiring length of the M-NET transmission line for centralized control system and for Indoor/Outdoor system is shown in the formula below. Refer to the figure above for the alphabet in the formula. If the calculated wiring length exceeds the maximum value, M-NET signal cannot be sent to the end-device and communication/control cannot be made.
  • Page 10 • Electromagnetic Compatibility Directive EU regulations: 89/336/EEC, 2014/30/EU • Restriction of Hazardous Substances 2011/65/EU HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN MANUFACTURER: MITSUBISHI ELECTRIC CORPORATION Air-conditioning & Refrigeration Systems Works 5-66, Tebira 6 Chome, Wakayama-city, 640-8686, Japan WT08989X01...

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