Hitecsa KUBIC Series Manual

Hitecsa KUBIC Series Manual

Roof top units – axial fan

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RMXCA RMXCBA
Cooling Only
Heat Pump
ROOF TOP UNITS – AXIAL FAN
Models: 1402.2 │1602.2 │2002.2 │2402.2 │3002.2 │3502.2 │4002.2 │4502.2
Cooling Capacities from: 46,1 to 178,4 KW
Heating Capacities from: 46,8 to 193,5 KW
07.16 207477 Rev.108

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Summary of Contents for Hitecsa KUBIC Series

  • Page 1 RMXCA RMXCBA Cooling Only Heat Pump ROOF TOP UNITS – AXIAL FAN Models: 1402.2 │1602.2 │2002.2 │2402.2 │3002.2 │3502.2 │4002.2 │4502.2 Cooling Capacities from: 46,1 to 178,4 KW Heating Capacities from: 46,8 to 193,5 KW 07.16 207477 Rev.108...
  • Page 2 ROOF TOP UNITS – AXIAL FAN Thank you for trusting in Hitecsa Products. Our company has been offering the market an extended range of specialized units for air conditioning and cooling installations for over 30 years. Our approach is based on efficiency, adaptability, usability and practical solutions.
  • Page 3: Table Of Contents

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN INDEX INTRODUCTION ................................. 4 SAFETY PRECAUTIONS ..............................5 RECEPTION ..................................6 INSPECTION WHEN RECEIVING ..........................6 RIGGING ..................................6 STORAGE ..................................6 INSTALLATION LOCATION .............................. 7 UNIT SETTLEMENT (K ) .............................. 7 SERVICE AREA ( ) ...............................
  • Page 4: Introduction

    • Unplug the equipment in case of breakdown or malfunction. • If repairs are needed, use only authorized service centers HITECSA also always use original spare parts. The use of non-original parts and / or unauthorized service centers may provoke risk situations for the unit.
  • Page 5: Safety Precautions

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN SAFETY PRECAUTIONS •Installation and maintenance of air conditioning equipment can be dangerous because system is it has high temperature of some elements and it includes electrical components. • Only qualified and trained service personnel should install, start up and do maintenance on air conditioning equipment. •...
  • Page 6: Reception

    • When unit is being lifted, make sure it is balanced and stable, keep in mind that the heaviest part is where the compressor is installed • All units come with a proper rigging maneuver schematic, specific to that model of the Kubic series, to the likeness of the one shown below.
  • Page 7: Installation Location

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN INSTALLATION LOCATION • Check if the surface is able to support the unit’s weight. • Verify that the service area is the correct one for that specific model. • Check if service area is indicated for these units and sufficient fresh air supply to condenser. •...
  • Page 8 RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN ► MODEL 3502.2 STD ► MODELS 4002.2 – 4502.2 STD 07.16 207477 Rev.108...
  • Page 9 RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN ► MODELS 1402.2 – 3002.2 RCF ► MODEL 3502.2 RCF 07.16 207477 Rev.108...
  • Page 10 RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN ► MODELS 4002.2 - 4502.2 RCF ► MODELS 1402.2 – 3002.2 VRC 07.16 207477 Rev.108...
  • Page 11 RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN ► MODEL 3502.2 VRC ► MODELS 4002.2 - 4502.2 VRC 07.16 207477 Rev.108...
  • Page 12: Start Up

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN PRIOR TO START UP • Ensure that all electrical connections are correct. • Ensure that all panels are secured with screws. • Check for oil or coolant leaks. • Ensure that the unit is level. •...
  • Page 13: Operational Limits

    • The electrical power supply to the unit should agree with data on the plate. Unit start-up at incorrect voltage and damages resulting from that are not covered by Hitecsa guarantee. • When making electrical connections always use the unit’s wiring diagram.
  • Page 14: Drainage

    • Kubic series models 3502.2 up to 4502.2 the aforementioned drains are only installed when the condensate tray accessory option is requested.
  • Page 15: Indoor Transmission Adjustment

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN INDOOR TRANSMISSION ADJUSTMENT • Adjust transmission so that the indoor motor consumption reaches its nominal value. • If consumption is below the nominal value, then the airflow in the unit is too low. - To change fan speed 1.
  • Page 16: Compressor Lubricant

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN - To align fan and motor pulleys: 1. Loosen fan pulley set screw. 2 Slide fan pulley along the shaft and align with motor using a ruler to be parallel with the belt. 3 Tighten the fan pulley set screw.
  • Page 17: Std Technical Features

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN STD TECHNICAL FEATURES KUBIC series 1402.2 1602.2 2002.2 2402.2 3002.2 3502.2 4002.2 4502.2 CAPACITIES Cooling capacities 46,1 52,4 65,1 79,1 86,9 113,6 125,3 134,8 Power Input 15,5 19,2 21,2 27,7 32,7 39,5 44,4...
  • Page 18: Rcf Module Technical Features

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN RCF MODULE TECHNICAL FEATURES MODULE WITH THERMODYNAMICS RECOVERY KUBIC series 1402.2 1602.2 2002.2 2402.2 3002.2 3502.2. 4002.2 4502.2 CAPACITIES Cooling capacity 64,1 71,1 87,4 103,5 116,4 152,0 164,8 178,4 Power input 20,3 23,9...
  • Page 19: Vrc Module Technical Features

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN VRC MODULE TECHNICAL FEATURES MODULE WITH CENTRIFUGAL RETURN FAN KUBIC series 1402.2 1602.2 2002.2 2402.2 3002.2 3502.2 4002.2 4502.2 CAPACITIES Cooling capacities 48,2 54,9 68,0 82,8 91,0 118,7 131,1 141,2 Power input 17,2...
  • Page 20: Dimensions

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN DIMENSIONS MODELS 1402.2 – 1602.2 STD LEGEND Standard air supply Optional air supply Standard air return WEIGHT DISTRIBUTION (kg) Optional air return KUBIC Electrical board 1402.2 Switch 1602.2 Electricity supply CENTRE OF GRAVITY (mm) Condensate drainage Ø3/4”...
  • Page 21: Models 2002.2 - 3002.2 Std

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 2002.2 – 3002.2 STD WEIGHT DISTRIBUTION (kg) KUBIC 2002.2 2402.2 LEGEND 3002.2 Standard air supply Optional air supply CENTRE OF GRAVITY (mm) KUBIC Standard air return 1276 1153 2002.2 Optional air return 1278 1153 2402.2...
  • Page 22: Models 3502.2 Std

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 3502.2 STD LEGEND Standard air supply Optional air supply Standard air return Optional air return WEIGHT DISTRIBUTION (kg) KUBIC Condensates drainage Ø3/4” 3502.2 Power supply CENTRE OF GRAVITY (mm) Electrical panel board KUBIC Main power switch 3502.2...
  • Page 23: Models 4002.2 - 4502.2 Std

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 4002.2 - 4502.2 STD LEGEND Standard air supply Optional air supply Standard air return Optional air return Condensates drainage Ø3/4” WEIGHT DISTRIBUTION (kg) KUBIC Power supply 4002.2 Electrical panel board 4502.2 Main power switch CENTRE OF GRAVITY (mm) Anchorage silent block: M12 KUBIC...
  • Page 24: Models 1402.2 - 1602.2 Rcf

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 1402.2 – 1602.2 RCF WEIGHT DISTRIBUTION (kg) KUBIC LEGEND 1402.2 Standard air supply 1602.2 Optional air supply CENTRE OF GRAVITY (mm) Standard air return KUBIC Optional air return 1402.2 1932 1104 1602.2 1929 1105 Electrical panel board...
  • Page 25: Models 2002.2 - 3002.2 Rcf

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 2002.2 – 3002.2 RCF WEIGHT DISTRIBUTION (kg) KUBIC 2002.2 2402.2 LEGEND 3002.2 Standard air supply CENTRE OF GRAVITY (mm) Optional air supply KUBIC Standard air return 2002.2 1941 1122 Optional air return 2402.2 1941 1124...
  • Page 26: Models 3502.2 Rcf

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 3502.2 RCF LEGEND Standard air supply Optional air supply Standard air return Optional air return Electrical panel board WEIGHT DISTRIBUTION (kg) Main power switch KUBIC Power supply 3502.2 Condensate drainage Ø3/4” CENTRE OF GRAVITY (mm) Condensate drainage Ø3/4”...
  • Page 27: Models 4002.2 - 4502.2 Rcf

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 4002.2 – 4502.2 RCF LEGEND WEIGHT DISTRIBUTION (kg) Standard air supply KUBIC Optional air supply 4002.2 4502.2 Standard air return Optional air return CENTRE OF GRAVITY (mm) KUBIC Condensate drainage Ø3/4” 4002.2 2643 1131 Condensate drainage Ø3/4”...
  • Page 28: Models 1402.2 - 1602.2 Vrc

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 1402.2 – 1602.2 VRC LEGEND WEIGHT DISTRIBUTION (kg) KUBIC Standard air supply 1402.2 Optional air supply 1602.2 Standard air return CENTRE OF GRAVITY (mm) Optional air return KUBIC Electrical panel board 1402.2 1898 1149 1602.2...
  • Page 29: Models 2002.2 - 3002.2 Vrc

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 2002.2 – 3002.2 VRC LEGEND WEIGHT DISTRIBUTION (kg) Standard air supply KUBIC 2002.2 Optional air supply 2402.2 Standard air return 3002.2 Optional air return CENTRE OF GRAVITY (mm) Electrical panel board KUBIC 2002.2 1889 1168...
  • Page 30: Models 3502.2 Vrc

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 3502.2 VRC LEGEND Standard air supply Optional air supply Standard air return Optional air return Condensate drainage Ø3/4” Condensate drainage Ø3/4” WEIGHT DISTRIBUTION (kg) Power supply KUBIC Electrical panel board 3502.2 Main power switch CENTRE OF GRAVITY (mm) Air renewal damper KUBIC...
  • Page 31: Models 4002.2 - 4502.2 Vrc

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MODELS 4002.2 – 4502.2 VRC LEGEND Standard air supply Optional air supply Standard air return Optional air return Condensate drainage Ø3/4” WEIGHT DISTRIBUTION (kg) Condensate drainage Ø3/4” KUBIC Power supply 4002.2 Electrical panel board 4502.2 Main power switch CENTRE OF GRAVITY(mm)
  • Page 32: Accessories - Rain Kit

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN ACCESSORIES – RAIN KIT ASSEMBLY OF THE RAIN HOODS It is important the correct assembly of the rain protections; mount the sides with the tabs out (see detail) with the corresponding visor. See the following illustrations for correct installation of the accessory: UPPER RAIN HOOD DETAIL B DETAIL A...
  • Page 33 RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN 1- Place the flat rain hood at the upper window. Air extraction. 2- Place the inclined rain hood at the lower window. Air renewal. ATTENTION In case the rain hoods were placed upside-down, the inclined wall would push the outlet air downwards and this could mix with the inlet air, changing its properties.
  • Page 34 RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN DIMENSIONS 3502 – 4502 07.16 207477 Rev.108...
  • Page 35: Refrigerant Charge

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN REFRIGERANT CHARGE ATTENTION Never use oxygen to pressurize system or purge lines for leak test. Oxygen reacts violently with oil, which can cause an explosion resulting in damage, personal injury or death. • If it is necessary to add or recuperate refrigerant 410A always do it in its LIQUID state. Charging refrigerant in gas or vapor form will result in wrong mixture conditions.
  • Page 36: Maintenance

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN MAINTENANCE ATTENTION Before performing service or maintenance system’s operations turn off main power switch to avoid personal injury and put lock on power switch to avoid that any person not connected with maintenance technical can switch on electrical supply.
  • Page 37: Annex: Safety File R410A

    RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN ANNEX: SAFETY FILE R410A SOURCES SAFETY DATA FOR R-410A Toxicity Skin Contact Splashes of liquid may cause frostbite.. It is unlikely that skin absortion dangerous; It can be irritating and the liquid has a degreasing effect. Thaw affected areas with water. Remove contaminated clothing carefully because it may stick to the skin in the case of burns caused by freezing.
  • Page 38 RMXCA/RMXCBA ROOF TOP UNITS – AXIAL FAN SOURCES SAFETY DATA FOR R-410A Generals precautions Avoid inhalation of high concentrations of vapour. Atmospheric concentrations should be minimized and kept as low as reasonably practicable below the occupational exposure limit. The vapour is heavier than air and collects at low level in confined spaces. Exhaust wind at the lowest levels.
  • Page 39 HIPLUS AIRE ACONDICIONADO S.L. Masia Torrents, 2 Tel. +34 93 893 49 12 Fax. +34 93 893 96 15 08800 Vilanova i la Geltrú Barcelona, Spain www.hitecsa.com Rights reserved subject to change without notice.

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