Specifications

EDUS391000-C Control Devices
Controls 41
The groups of indoor units are as follows:
1. One indoor unit without remote controller
2. One indoor unit controlled by one or two remote controllers
3. A maximum of 16 indoor units controlled in groups by one or two remote controllers
2.5.2 Electric Wiring
<General Instructions>
 All wiring, components and materials to be procured on the site must comply with the applicable local and national
codes.
 Use copper conductors only.
 All field wiring and components must be provided by licensed electrician.
 Unit shall be grounded in compliance with the applicable local and national codes.
 Fit the power supply wiring with a fuse and a switch.
 After wiring work, check power to the equipment shuts OFF when switch is shut OFF.
<Wiring Outline>
Wiring Specification
Notes:
1. The size of power supply wiring must comply with the applicable national and local codes.
2. Allowable length of transmission wiring is as follows.
Max. 3280 ft (Total wiring length: 6560 ft)
Connect the wiring between indoor and outdoor units, indoor/outdoor units and power supply, and indoor units and
remote controllers.
For details, refer to the installation manuals of indoor and outdoor units.
Type Size
Power Supply Wiring H05VV-U3G (Note 1)
Transmission Wiring Sheathed Wire (2 wire) (Note 2) 18-2AWG or 16-2AWG