Table of Contents
Quick Links
See also:
Service Manual
001
LonWorks Airstage Communication Cable Changes
To help eliminate Airstage communication wiring installation issues, Fujitsu is standardizing on a specific
model of LonWorks cable that can be used on all Airstage VRF installations. Fujitsu will be providing the
cable as an Airstage Part. Currently, the cable is available in 250 Ft and 500 Ft spool/reel sizes. This
LonWorks cable shall be the ONLY APPROVED LONWORKS CABLE to be used on any Airstage
system installation. The approval of the Extended Warranty shall be contingent on the use of this cable.
The Airstage Parts for the Fujitsu LonWorks cables are the following:
Cable Type
Level 4 NEMA
22AWG
This addendum information shall supersede any LonWorks cable requirements listed in any of the
Airstage Design & Technical Manuals or Installation Manuals.
Design & Technical Manual for Airstage V-II 208/230V, 60Hz
Design & Technical Manual for Airstage V-II 460V, 60Hz
Design & Technical Manual for Airstage VR-II 208/230V, 60Hz
Design & Technical Manual for Airstage VR-II 460V, 60Hz
Design & Technical Manual for Airstage J-II 208/230V, 60Hz
Design & Technical Manual for Outdoor Air Unit 208/230V, 60Hz
Fujitsu Airstage VRF system wiring detail:
© 2016 Fujitsu General America, Inc.
Pairs
Details
1
250ft LonWorks Shielded cable
1
500ft LonWorks Shielded cable
LonWorks
Transmission line
March 2016
Catalog Number
K00250LW
K00500LW
LonWorks
Transmission line
Remote
controller wire
1
Table of Contents
Related Manuals for Fujitsu Airstage UTP-RU01AH
Summary of Contents for Fujitsu Airstage UTP-RU01AH
- Page 1 To help eliminate Airstage communication wiring installation issues, Fujitsu is standardizing on a specific model of LonWorks cable that can be used on all Airstage VRF installations. Fujitsu will be providing the cable as an Airstage Part. Currently, the cable is available in 250 Ft and 500 Ft spool/reel sizes. This LonWorks cable shall be the ONLY APPROVED LONWORKS CABLE to be used on any Airstage system installation.
- Page 2 INSTALLATION MANUAL RB UNIT For authorized service personnel only. MANUEL D’INSTALLATION UNITÉ DE DÉRIVATION DE RÉFRIGÉRANT Pour le personnel agréé uniquement. MANUAL DE INSTALACIÓN UNIDAD DE DERIVACIÓN DE REFRIGERANTE Únicamente para personal de servicio autorizado. UTP-RU01AH UTP-RU01BH UTP-RU01CH PART NO. 9366249030-05...
-
Page 3: Table Of Contents
INSTALLATION MANUAL 1.2. SPECIAL PRECAUTIONS PART NO. 9366249030-05 VRF system RB unit When Wiring Contents ELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJURY OR DEATH. ONLY A QUALIFIED, EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE SAFETY PRECAUTIONS ..................1 THIS SYSTEM. 1.1. IMPORTANT! Please read before starting............1 •... -
Page 4: About This Product
2. ABOUT THIS PRODUCT WARNING 2.1. Precautions for using R410A refrigerant Never touch electrical components immediately after the power supply has been turned off. Electrical shock may occur. After turning off the power, always wait 10 minutes or more before touching electrical components. WARNING Request your dealer or a professional installer to install this unit in accordance with this Installation Manual. -
Page 5: Optional Parts
The purpose of this is to prevent TV reception interference or radio noise. (Even if they are installed more than 40 in (1 m) All Fujitsu General products are manufactured to metric units and tolerances. United apart, you could still receive noise under some signal conditions.) States customary units are provided for reference only. -
Page 6: Installation Dimensions
5.2. Installation dimensions Installation limit Unit: in (mm) • The RB unit can be installed onto the wall or hanging from the ceiling. 1 (20) or more Ceiling hanging • Provide a service access for maintenance and inspection purposes as shown in the fi... -
Page 7: Changing The Positioning Of The Control Box
(2) If hung on a wall Cover-B Tapping screw A × 4 (Accessories) Control box Control box cover Hanger × 2 (Accessories) Cover-A 5.6. Changing the positioning of the control box Cable clamp 5.6.1. Attaching to the opposite horizontal face CAUTION Change the control box (11) -
Page 8: Pipe Installation
5.7.3. Fix the unit (When hanging on the wall) (2) UTP-RU01BH Use the tapping screw B (accessories) to set up this unit. Table 1) RB unit pipe size Suction gas pipe Discharge gas pipe Gas pipe 6. PIPE INSTALLATION [in (mm)] [in (mm)] [in (mm)] 3/4 (19.05) -
Page 9: Pipe Connection
6.4.1. Piping insulation Thicknesses of Annealed Copper Pipes (R410A) (1) After the sealing test is complete, carry out insulation work. Pipe outside diameter [in Thickness [in Material (2) Insulate all pipes and piping connection parts so that there is no gap in it. (mm)] (mm)] *1 (3) Firmly connect the terminal part (a) so that no air comes in or out. -
Page 10: Electrical Requirement
Do not apply branch wiring. It may result electric shock or fi re. 7.2. Electrical requirement WARNING Voltage rating 208/230 V When using solid core cables, do not use the ring terminal. If you use the solid core cables with the ring terminal, the ring terminal's pressure bonding may Operating range 187 to 253 V malfunction and cause the cables to abnormally heat up. - Page 11 7.3.3. Wiring method The wiring example for RB units ,outdoor units and indoor units is shown in the fi gure. Breaker shall be located in sight from and readily accessible from all RB units. Breaker 1: Ground Fault Equipment Outdoor unit Breaker (GFEB) Breaker 2: Maximum Circuit Breaker Transmission...
-
Page 12: Field Setting
7.3.4. Work procedure 8. FIELD SETTING Remove the control box cover. (2) Connect the transmission cable to CAUTION the transmission cable terminal. (3) Firmly attach the transmission Use an insulated screwdriver to set the dip switches. cables using the accessory cable tie. -
Page 13: External Input
9. EXTERNAL INPUT DC power PC board supply 12 - 24V Load • RB unit can be switched cooling priority and heating priority by using RB unit resistance PC board CNA01 or CNA02. • The "external input priority mode" must be set by changing DIP switch SET2- 1,2 on PC board of RB unit. -
Page 14: Indicator Lamp Status
12. INDICATOR LAMP STATUS Power indi- Error indica- cator lamp tor lamp Status contents (Green) (Red) Lit when the power is turned on. (Lit) The wiring is incorrect. The "IN/U" terminal of RB unit and outdoor unit transmission terminal are connected with the transmission cable.