Air conditioner part optional parts external connect kit (2 pages)
Summary of Contents for Fujitsu Airstage UTP-RX08AH
Page 1
INSTALLATION MANUAL RB UNIT For authorized service personnel only. INSTALLATIONSANLEITUNG KÄLTEMITTEL-ABZWEIGUNGS-GERÄT Nur für autorisiertes Fachpersonal. MANUEL D’INSTALLATION UNITÉ DE DÉRIVATION DE RÉFRIGÉRANT Pour le personnel agréé uniquement. MANUAL DE INSTALACIÓN UTP-RX08AH UTP-RX12AH UNIDAD DE DERIVACIÓN DE REFRIGERANTE Únicamente para personal de servicio autorizado. MANUALE DI INSTALLAZIONE UNITÀ...
INSTALLATION MANUAL This product is not intended to be used by people (including children) with physical, sensory or mental disability, or persons lacking experience or knowledge unless they PART NO. 9366247067-02 have been given by the through a person responsible for their safety, supervision or VRF system RB unit instruction concerning the use of the device.
Table 1) Connection specifi cations 2.3. Accessories Maximum capacity of UTP-RX08AH Q ≤ 72.0 KW Do not discard the accessories required for installation until the installation work is connectable indoor complete. UTP-RX12AH Q ≤ 95.0 KW units (Q) Name and shape Q’ty Application Capacity per branch...
5.2.1. Ceiling hanging CAUTION Be sure to install so that the top side faces up. Install this unit, power supply cable and transmission cable at least 1 m away ■ UTP-RX12AH from a television or radio receivers. The purpose of this is to prevent TV reception interference or radio noise.
■ UTP-RX08AH Installation limit (Unit: mm) 20 mm or more a=65, b=50, c=72, d=113.5 214.5 214.5 20 mm or more With piping connection: A=500 mm or more Without piping connection: A=280 mm or more 5.3. Hanger bolt installation WARNING [Top side] Take into consideration whether the place you install the main unit can fully withstand its weight, and, if necessary, install a hanger bolt after reinforcing with a beam.
5.5.2. Fix the unit (When hanging from the ceiling) Table 1) Indoor unit total capacity and RB unit upstream side connection pipe sizes (1) Attach the hanger to the hanger bolts as shown in the overview diagram below. Upstream of RB unit Total capacity of (in 4 places) Outside diameter [mm(in)]...
■ Cut the indoor side pipe of the RB unit with a pipe cutter. 6.3.2. Bending pipes The pipes are shaped by your hands. Be careful not to collapse them. Do not bend the Liquid pipe : φ6.35(1/4") → φ9.52(3/8") pipes in an angle more than 90°.
7. ELECTRICAL WIRING 7.2. Electrical requirement Voltage rating 230 V 7.1. Safety precautions for electrical wiring Operating range 198 to 264 V • Select the power cable type and size in accordance with relevant local and national regulations. WARNING • Specifi cations for local wiring power cord and branch wiring are in compliance with local code.
Page 9
(4) Use an appropriate screwdriver to tighten the terminal screws. Do not use a screwdriver that is too small, otherwise, the screw heads may be damaged and prevent the screws from being properly tightened. (5) Do not tighten the terminal screws too much, otherwise, the screws may break. (6) See the table for the terminal screw tightening torques.
Page 10
7.3.3 Wiring method The wiring example for RB units ,outdoor units and indoor units is shown in the fi gure. *1):Cooling only Transmission Outdoor unit Transmission Refrigerant piping Indoor unit RB unit RB unit [UTP-RX01*H] Power Power supply supply Breaker Breaker Transmission Transmission...
7.3.4. Work procedure Detail M1 : Power supply cable (1) Remove the control box cover. (4 screws) Earth (ground) Detail M2 : Transmission cable To outdoor unit / indoor unit (Cooling only) Earth (ground) (2) Connect the transmission cable to the transmission cable terminal. (3) Firmly attach the transmission cables using the accessory cable ties.
8.2. Address setting 9. EXTERNAL INPUT (1) RB unit address When connecting multiple RB units to 1 refrigerant system, set the address at RB • RB unit can be switched cooling priority and heating priority by using RB AD SW. unit PC board terminal.
Apply voltage terminal (CNA02, CNA102, CNA202, CNA302) 10. MERGING 2 OR 4 BRANCHES When a power supply must be provided at the input device you want to connect, use • An indoor unit with a capacity exceeding 8.0 kW can be connected by the Apply voltage terminal (CNA02, CNA102, CNA202, CNA302) merging 2 or 4 indoor-unit-side outlet branches.
*1) Connection type 1 10.3. Electrical wiring RB unit 10.3.1 Wiring method Branch Branch Branch Branch D or H or L C or G or K B or F or J A or E or I ■ 2-branch merging Indoor unit Indoor unit Indoor unit Transmission...
10.4. Field setting 4-branches merging Branches that PC board DIP switch SET2 setting can be merged 10.4.1 Address setting • For the basic setting method, refer to "8.2. Address setting". Use the same setting value on branches branches Branches A to D •...