Related Manuals for Hitachi RAS-4HRNS3E
Summary of Contents for Hitachi RAS-4HRNS3E
- Page 1 INSTALLATION AND OPERATION MANUAL UTOPIA IVX PREMIUM / IVX STANDARD Series RAS-(3-10)H(V)NP(1)E / RAS-(8-10)HNCE UTOPIA ES Series RAS-4H(V)RNS3E...
- Page 3 Specifications in this manual are subject to change without notice in order that HITACHI may bring the latest innovations to their customers. Whilst every effort is made to ensure that all specifications are correct, printing errors are beyond Hitachi’s control; Hitachi can-...
- Page 4 ATTENTION: This product shall not be mixed with general house waste at the end of its life and it shall be retired according to the appropriated local or national regulations in a environmentally correct way. Due to the refrigerant, oil and other components contained in Air Conditioner, its dismantling must be done by a professional installer according to the applicable regulations.
- Page 5 English From 4th July 2007 and following Regulation EC Nº 842/2006 on Certain Fluorinated Greenhouse gases, it is mandatory to fill in the label attached to the unit with the total amount of refrigerant charged on the installation. Do not vent R410A/R407C into the atmosphere: R410A & R407C are fluorinated greenhouse gases covered by the Kyoto protocol global warming potential (GWP) R410A/R407C: = 1975/1652.5.
- Page 6 Protection Plastic Film Peel-off Paper Adhesive Surface Figure 1. F-Gas Label with Protection Plastic Film Figure 2. Protection Plastic Film English Instructions to fill in the "F-Gas Label": 1.- Fill in the Label with indelible ink the refrigerant amounts: - Factory Charge, - Additional Charge &...
- Page 7 Important note: Please, check, according to the model name, which is your air conditioner type, how it is abbreviated and referred to in this instruction manual. This Installation and Operation MODELS CODIFICATION Manual is only related to Indoor Units FSN(H)(2/3/4)(E)(i)(k)(M) combined with Outdoor Units H(V)NP(1)E, HNCE and RAS-4H(V)RNS3E.
- Page 8 IVX Premium series OUTDOOR UNIT · UNIDAD EXTERIOR · AUßENEINHEIT · UNITÉ EXTÉRIEURE · UNITÀ ESTERNA · UNIDADE EXTERIOR · UDENDRS AGGREGAT · BUITENTOESTEL · UTOMHUSENHET · ΕΞΩΤΕΡΙΚΗ ΜΟΝΑΔΑ HEAT PUMP MODELS - MODELOS CON BOMBA DE CALOR WÄRMEPUMPENMODELLE - MODÈLES POMPE À...
- Page 9 Single Phase - Monofásico - Einphasig - Monophasé - Monofase - Three Phase - Trifásico - Dreiphasig - Triphasé -Trifase - Monofásico - Enfaset - Eenfasig - En fas - Μονοφασικά Trifásico - Trefaset - Driefasig - Trefasig - Tριφασικά 1~ 230V 50Hz 3N~ 400V 50Hz Unit Unit RAS-4HVRNS3E RAS-4HRNS3E...
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Page 10: Table Of Contents
INDEX ÍNDICE PART I OPERATION 1ª PARTE: FUNCIONAMIENTO 1. GENERAL INFORMATION 1. INFORMACIÓN GENERAL 2. SAFETY 2. SEGURIDAD 3. PRODUCT GUIDE 3. GUÍA DEL PRODUCTO 4. IMPORTANT NOTICE 4. AVISO IMPORTANTE 5. TRANSPORTATION AND HANDLING 5. TRANSPORTE Y MANIPULACIÓN 6. BEFORE OPERATION 6. - Page 11 INDHOLDSFORTEGNELSE INHOUDSOPGAVE DEL I - BETJENING DEEL I BEDIENING 1. GENEREL INFORMATION 1. ALGEMENE INFORMATIE 2. SIKKERHED 2. VEILIGHEID 3. PRODUKTVEJLEDNING 3. PRODUCTGIDS 4. VIGTIG MEDDELELSE 4. BELANGRIJKE MEDEDELING 5. TRANSPORT OG HÅNDTERING 5. TRANSPORT EN HANTERING 6. FØR DRIFT 6.
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Page 13: General Information
1.1 GENERAL NOTES No part of this publication may be reproduced, copied, filed or HITACHI makes every effort to offer correct, up-to-date docu- transmitted in any shape or form without the permission of mentation. Despite this, printing errors cannot be controlled by HITACHI Air Conditioning Products Europe, S.A.U. -
Page 14: Product Guide
Product guide 2.2 ADDITIONAL INFORMATION ABOUT SAFETY • If circuit breaker or fuse is often activated, stop the system and contact your service contractor. D A N G E R • Do not make service or inspections tasks by yourself. This • Do not pour water into the indoor or outdoor unit. These works must be performed by qualified service person. -
Page 15: Important Notice
Minimum the case, contact your distributor. Indoor 32°C DB/23°C WB 21°C DB/15°C WB • HITACHI pursues a policy of continuing improvement Cooling in design and performance of products. The right is therefore Mode Outdoor 46 ºC DB (*) -5 °C DB reserved to vary specifications without notice. -
Page 16: Transportation And Handling
Transportation and handling N O T E The label for the vessel under PED are attached on the high pres- Structure of High Pressure Switch sure vessel. The pressure vessel capacity and vessel category Contact Point Pressure Detected are indicated on the vessel. Location of High Pressure Switch Connected to the electrical wire Compressor... -
Page 17: Basic Troubleshooting
Automatic controls 8 AUTOMATIC CONTROLS The system is equipped with the following functions. Three minute guard Slow air control during heating operation The compressor remains off for at least 3 minutes once it has Can be setting than when the compressor is stopped while the stopped. - Page 18 Name of parts PART II - INSTALLATION 10 NAME OF PARTS 10.1 Example of RAS-3HVNP1E / RAS-4H(V)RNS3E Part Name Part Name Stop valve for liquid line Compressor Check Joint Accumulator Electrical box Heat exchanger High pressure switch for protection Propeller fan Sensor for refrigerant pressure (RAS- Fan motor 3HVNP1E only)
- Page 19 Name of parts 10.2 Example of RAS-(4-6)H(V)NP1E Part Name Part Name Compressor Receiver Heat exchanger Accumulator Propeller fan (2pcs.) Check joint Fan motor (2pcs.) Electrical box Strainer High pressure switch for protection Distributor Sensor for refrigerant pressure Reversing Valve Pressure switch for control Micro-computer control expansion Silencer valve...
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Page 20: Refrigerant Cycle
Refrigerant cycle 11 REFRIGERANT CYCLE Example of RAS-4H(V)NP1E: Mark Part name Compressor Heat exchanger Accumulator Receiver Micro-computer control expansion valve Reversing valve Solenoid valve for gas bypass Strainer Distributor Check joint High pressure switch for protection Sensor for refrigerant pressure Stop valve for gas line Stop valve for liquid line Check valve... -
Page 21: Units Installation
Units installation 12 UNITS INSTALLATION 12.1 OUTDOOR UNITS INSTALLATION • Cleaning liquid shall be collected after cleaning. • Pay attention not to clamp cables when attaching the service C A U T I O N cover to avoid electric shock or fire. •... - Page 22 Units installation Blocked in Inlet Side Upper Side Blocked Single Installation Multiple Installation (Two units or more) 100 mm or more of the side space is acceptable on the service Allow 100 mm of space between units. Leave open both right and left sides.. cover side.
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Page 23: Installation Place Provision
Units installation 12.1.2 Installation place provision 5 The whole of the base of the outdoor unit should be installed on a foundation. When using vibration-proof mat, it should also be positioned the same way. When installing the outdoor Concrete Foundation ... - Page 24 Units installation Fix Unit to the wall 1. Fix the Unit onto the wall as the fig- Mark Dimension ure indicates. (field supplied stay) RAS-3HVNP1E Rubber Material Model RAS-(4-10)H(V)NP(1)E 2. Ensure the foundation so that avoid RAS-4H(V)RNS3E (Field Supplied) the deforming and noise.
- Page 25 Units installation Air flow guide wind guard and snow protection hood RAS-3HVNP1E/RAS-4H(V)RNS3E Optional parts Model Air flow guide AG-335A Wind guard WSP-335A Air outlet ASG-NP335F Zinc plate Air inlet of rear side ASG-NP80B Air inlet of side face ASG-NP80L Air outlet ASG-NP335F52 Air inlet of rear side...
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Page 26: Piping Materials
Refrigerant piping & refrigerant charge 13 REFRIGERANT PIPING & REFRIGERANT CHARGE 13.1 PIPING MATERIALS 1 Prepare locally-supplied copper pipes. • Do not put pipes on the ground directly without a cap or vinyl 2 Select the piping size with the correct thickness and correct tape at the end of the pipe material which can have sufficient pressure strength. -
Page 27: Piping Connection For Outdoor Unit
Refrigerant piping & refrigerant charge 13.3 PIPING CONNECTION FOR OUTDOOR UNIT 1 The pipes can be connected from 4 directions. Make holes in For the front and side piping the piping cover or cabinet for taking out pipes. Take the pip- ing cover away from the unit, and make holes by cutting along Front piping hole the guideline at the rear of the cover or punching with a driver. - Page 28 Refrigerant piping & refrigerant charge 2 Mount the piping cover in order to avoid water entering into Spindle Type Ball Type the unit. Seal the holes where pipes and wires are inserted, by using a insulation (field-supplied). 3 If the field-supplied piping is connected with stop valves di- rectly, it is recommended use a tube bender.
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Page 29: Refrigerant Piping Length
Refrigerant piping & refrigerant charge Evacuation and refrigerant charge Connect the gauge manifold using charging hoses with a Thermal insulation vacuum pump or a nitrogen cylinder to the check joints of the liquid line and the gas line stop valve. Check for any gas leakage at the flare nut connection, by Gas line Liquid line... - Page 30 Refrigerant piping & refrigerant charge Maximum refrigerant piping length IVX Premium series Outdoor Unit 10HP Maximum piping Length be- Actual Length (L) tween the outdoor unit and Equivalent Length (EL) the farthest indoor unit 2 units (A+B+C) 3 units (A+B+C+D) Total piping length 4 units (A+B+C+D+E+F+G+)
- Page 31 Refrigerant piping & refrigerant charge ES series Outdoor Unit Actual Length (L) Maximum piping Length between the outdoor unit and the indoor unit Equivalent Length (EL) Maximum height difference Outdoor / Indoor (H) 30 /20 (Outdoor Unit is Higher / Lower) Maximum height difference Indoor / Indoor Maximum total piping length Twin (A + B + C)
- Page 32 Refrigerant piping & refrigerant charge IVX Standard series Outdoor Unit 10HP Maximum piping length Actual Length (L1) between the outdoor unit and the farthest indoor Equivalent Length (EL) unit Maximum piping length from first branch to each indoor unit (L2) Maximum piping length from branch to indoor unit (L3) Maximum piping length L4 + (L3 ..)
- Page 33 Refrigerant piping & refrigerant charge 3 indoor units system (Only allowed for IVX series) (mm) Pipe Size (A) Header Branch Outdoor Unit HP Liquid IVX Series 4 / 5 / 6 Ø15.88 Ø9.52 TRE-46N1 Ø25.40 Ø9.52 TRE-812N1 Ø25.40 Ø12.70 TRE-812N1 (mm) Pipe Size (B, C, D) Indoor Units capacity...
- Page 34 Down • This is wrong position. Installing Distributor Refrigerant direction 1 Install the Distributor supplied by HITACHI on request. Branch pipe Main pipe A tee can not be installed instead of a branch pipe. Refrigerant di- rection Branch pipe...
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Page 35: Caution Of The Pressure By Check Joint
Refrigerant piping & refrigerant charge 13.4.4 Refrigerant charge 4 Correct position of Triple Branch Pipe (Standard series only). • Install the header horizontally Sample: Triple Branch pipe C A U T I O N Gas piping • Do not charge OXYGEN, ACETYLENE, or other flammable and poisonous gases into the refrigerant because an explo- sion can occur. - Page 36 Outdoor unit before shipment charge charge (kg)) (g/m) (kg) RAS-4HVRNS3E RAS-4HRNS3E C A U T I O N • When charging refrigerant, measure the amount precisely. • Overloading or underloading of refrigerant may cause com- pressor problems. 13.7 REFRIGERANT PUMP DOWN When the refrigerant should be collected into the outdoor unit due 5 Turn OFF the power source.
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Page 37: Drain Piping
Check to ensure that the indoor fan and the outdoor fan have RAS-4HVNP1E RAS-4HNP1E stopped before electrical wiring work or periodical check is RAS-4HVRNS3E 0.27 RAS-4HRNS3E performed. RAS-5HVNP1E RAS-5HNP1E • Protect the wires, drain pipe, electrical parts, from rats or other small animals. - Page 38 The electrical wiring connection for the outdoor unit is Table for Terminal Connection between units shown in figure below: Units type Wiring System RAS-3HVNP1E RAS-4HRNS3E Connection of terminals RAS-(4-6)HVNP1E RAS-(4-10)HNP(1)E O.U. to O.U. RAS-4HVRNS3E RAS-(8-10)HNCE L1 to L1, L2 to L2, L3 to L3, N to N...
- Page 39 1 2 3 4 5 6 1 2 3 4 5 6 RAS-4HNP1E RAS-8HNPE RAS-10HNPE RAS-5HNP1E RAS-6HNP1E RAS-4HRNS3E RAS-8HNCE RAS-10HNCE 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6...
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Page 40: Common Wiring
Electrical wiring 15.3 COMMON WIRING • Use shielded wires for intermediate wiring to protect the units from noise obstacle at length of less than 300 m and size C A U T I O N complied with local code. All the field wiring and electrical components must comply with •... - Page 41 Maximum Indoor Units To Be Connected: 160 Units per H-LINK II system. Maximum Wiring Length: Total 1000m (including CS-NET). In case that the total wiring length is longer than 1000m, contact the Hitachi dealer. Recommended Cable: Twist Pair Cable with Shield, over 0.75mm2 (Equivalent to KPEV-S).
- Page 42 Electrical wiring 15.3.4 System installation DIP Switch Setting Dip Switch Setting of Indoor PCB and Outdoor PCB for H-LINK II It is required to set dip switches of every indoor unit and outdoor unit and match of the transmission circuit impedance. •...
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Page 43: Test Running
Test running 16 TEST RUNNING When installation is completed, perform test run according to the following procedure, and hand over the system to the customer. C A U T I O N Perform test run regarding indoor units one by one in order, and Confirm that field-supplied electrical components (main switch confirm that the electrical wiring and the refrigerant piping are fuse, fuse-free breaker, earth leakage breakers, wires, conduit... - Page 44 Test running 16.1 TEST RUN PROCEDURE BY REMOTE CONTROL SWITCH (PC-ART EXAMPLE) Turn ON the power source of the Indoor and Outdoor Units Operation lamp Counting Set the TEST RUN mode by remote control switch. number of Depress the “MODE” and the “ OK”...
- Page 45 Test running Remote Control Inspection Points after Unit Condition Wrong Portions Switch Indication Power Source OFF Connecting Order of each Terminal Board. Screw fastening of each Terminal Boards. The power source of Outdoor The operation lamp flick- N O T E Unit in not turned ON.
- Page 46 Test running Operation Dip Switch Setting Operation Remarks • Take care that the indoor units start op- Setting of Operation Mode: The indoor unit automatically start to eration in accord with the test run opera- operate when the test run of the outdoor Cooling: Set DSW1-2 OFF.
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Page 47: Troubleshooting
Safety summary & control device setting 17 SAFETY SUMMARY & CONTROL DEVICE SETTING Compressor Protection Fan Motor Protection High Pressure Switch: When the thermistor temperature is reached to the setting, motor output is decreased. This switch cuts out the operation of the compressor when the discharge pressure exceeds the setting. - Page 48 Troubleshooting Code Category Content of Abnormality Leading Cause Failure of Fan Motor, Drain Discharge, PCB, Relay, Float Switch Indoor Unit Tripping of Protection Device Activated Outdoor Unit Tripping of Protection Device Activation of PSH, Locked Motor Abnormality between Indoor (or Outdoor) and Incorrect Wiring, Failure of PCB, Tripping of Fuse, Power Supply Outdoor (or Indoor) Transmission...
- Page 50 Printed in Spain PMML0317A rev.1 - 11/2013...