Carrier 39CS Installation, Operation And Maintenance Instructions
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Carrier 39CS Installation, Operation And Maintenance Instructions

Ventilation unit with heat recovery for vertical and horizontal indoor and outdoor installation
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I N S T A L L A T I O N ,
O P E R A T I O N
AND MAINTENANCE INSTRUCTIONS
Ventilation unit with heat recovery for vertical
and horizontal indoor and outdoor installation
39CS
Very high-efficiency heat recovery unit
Original document

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Summary of Contents for Carrier 39CS

  • Page 1 I N S T A L L A T I O N , O P E R A T I O N AND MAINTENANCE INSTRUCTIONS Ventilation unit with heat recovery for vertical and horizontal indoor and outdoor installation 39CS Very high-efficiency heat recovery unit Original document...
  • Page 2 PLUS ■ High efficiency ■ Plug&play version ■ Advanced Control ■ User-friendly maintenance ORIGINAL INSTRUCTIONS The technical and dimensional data provided herein may undergo changes in connection with product improvements. The unit data are reported on the rating label in this page. The label shows the following data ■...

  • Page 3: Table Of Contents

    CONTENTS 1 - GENERAL DESCRIPTION ................................5 1.1 - Constructive features ................................5 1.2 - Configurations & accessories ..............................6 1.3 - Air direction and openings configuration ........................... 8 1.4 - Accessories ..................................... 10 1.5 - Adjustment (depending configuration of the unit) ........................10 1.6 - Antifreeze control..................................
  • Page 4 EN 13053:2019 on behalf of : CARRIER SCS Rte de Thil 01120 Montluel - France Date : (jj-mm-aaaa) Person in charge to compile the technical file for UK: Matthew SHORT - Toshiba Carrier UK Ltd, Porsham Close, Roborough, Plymouth, PL6 7DB...

  • Page 5: General Description

    Designed for spaces where fresh air exchange is required by regulations or simply to improve livability, 39CS allows the recovery of up to 95% of the heat present in the expelled air. The 39CS range is suitable for installation in service sector spaces such as: Cafes, offices, restaurants, meeting rooms, shops, school buildings, gyms, homes for the elderly, low-energy buildings, and in general facilities where it is important to ensure proper air ventilation and minimize energy consumption.

  • Page 6: Configurations & Accessories

    1 - GENERAL DESCRIPTION 1.2 - Configurations & accessories 1 - APPLICATION Indoor installation Outdoor installation 2 - LAYOUT A orientation B orientation 3 - AIR IN/OUT-TAKE POSITION Standard openings (A1/B1/C1/D1) Extraction opening - upside (B2 in place of B1) Outside air opening - upside (A2 in place of A1) Extraction and outside air opening - upside...
  • Page 7 1 - GENERAL DESCRIPTION 11 - COOLING OR MIXED USE COIL Standard - No Water coil - cooling R410A coil - cooling Water coil - mixed use R410A coil - mixed use 12 - WATER COILS CONTROL Standard - No 2 ways valve 0-10V (+ NTC fixed point supply control) 3 ways valve 0-10V (+ NTC fixed point supply control) 13 - ADDITIONAL PURIFICATION SECTION...

  • Page 8: Air Direction And Openings Configuration

    1 - GENERAL DESCRIPTION 1.3 - Air direction and openings configuration ORIENTATION A Horizontal installation : Top view Fresh air Extraction Fresh air Extraction Exhaust air Supply air Exhaust air Supply air The opening position can be switched on site (e.g. from A1 to A2). ORIENTATION A Vertical installation : Front view Fresh air...
  • Page 9 1 - GENERAL DESCRIPTION ORIENTATION B Horizontal installation : Top view Extraction Fresh air Fresh air Extraction Exhaust air Supply air Supply air Exhaust air The opening position can be switched on site (e.g. from A1 to A2). ORIENTATION B Vertical installation : Front view Extraction Fresh air...

  • Page 10: Accessories

    Advanced control with display Outdoor call Air quality sensor Outdoor unit Pressure differential transducer (flow rate) For parameter list and regulation logics for 39CS controller please Pressure differential transducer (pressure) refere to the Software manual. Other 1.6 - Antifreeze control...

  • Page 11: General Information

    2 - GENERAL INFORMATION ■ Please keep this manual complete and in good condition for Carrier will not be held responsible in the event of malfunctioning the entire life of the machine. or damage, if the unit: ■ Carefully read all the information contained in this manual.

  • Page 12: Warning Label Vertical Models

    3 - SAFETY INFORMATIONS 3.1 - Warning label vertical models 3.2 - Warning label horizontal models...

  • Page 13: Installation

    4 - INSTALLATION Each 39CS, before shipment, is subject to all the functional checks indicated on the constructive verification form. The checks performed concern: 1. The overall dimensions of the unit; 2. The correct assembly of the various assemblies and sections;...

  • Page 14: Siting

    4 - INSTALLATION 4.4 - Siting It is essential that the recuperator be positioned on a perfectly horizontal plane (A), in order to avoid: ■ Damage to the fan drive units due to an imbalance of the masses on the vibration dampers; ■...
  • Page 15 4 - INSTALLATION Ceiling installation: Recommended installation min A min A > H > H max B max B The recuperator support feet are included in horizontal versions for external installation and in all vertical versions (vice versa are excluded on horizontal versions for internal installation). For ceiling installation the bars are not inluded in the package. Ceiling installation Size [mm]...

  • Page 16: Accessories Installation

    4.5 - Accessories installation Painted galvanized steel roof protect 39CS units installed outdoor. Protection roof is assembled in Carrier: In case the external module or accessories are supplied together with unit the connection between the roofs must be carried out by the installer, by using the assembling kit.
  • Page 17 4 - INSTALLATION Rain caps 1. Apply the gasket (supplied with the assembly kit) on the external surface of the unit profiles as indicated in the drwing on the left 2. Fix the rain cap on the energy recovery unit profiles using m6 screws (supplied with the assembly kit). screw them in the inserts already installed on the unit (picture below) Indicative drawing: Rain caps dimensions...
  • Page 18 4 - INSTALLATION Dampers 1. Apply the gasket (supplied with the assembly kit) on the external surface of the unit profiles as indicated in the drwing on the left 2. Fix the damper on the unit profiles using m6 screws (supplied with the assembly kit). screw them in the inserts already installed on the unit (picture below) Indicative drawing: Damper dimensions...
  • Page 19 4 - INSTALLATION Circular connections Ø4,8 Ø4,8 1. Apply the gasket (supplied with the assembly kit) on the external surface of the unit profiles as indicated in the drwing on the left 2. Fix the circular connection on the energy recovery unit using self drilling screws (supplied with the assembly kit) Indicative drawing: Ø...
  • Page 20 4 - INSTALLATION External module fixing by junction blocks 1. Position the external module close to the recuperator; 2. Fix the first part of the junction block to the energy recovery unit and fix the second part of the junction block to the external module using n°4 self drilling screws (supplied with the assembly kit) Keep attention to drill aluminum profiles and not the panels 3.
  • Page 21 4 - INSTALLATION Assembly kit Screws to be used with connection systems (see picture below) (in case of presence of the external module) Different types of screws (in case of presence of the external module, roof, etc..) Silicone (in presence of external Gasket (if external module is module and \or accessories) present)
  • Page 22 4 - INSTALLATION 2/3 way valves !!! CHECK CAREFULLY !!! A -AB = 100%...

  • Page 23: Service Area

    4 - INSTALLATION 4.6 - Service area To guarantee the proper functioning of the unit and access for maintenance purposes, it is necessary to comply with the minimum installation clearance requirements shown in figures specified below. ■ There must be no obstacles blocking the path of the air flow from the fans. ■...
  • Page 24 4 - INSTALLATION 4.6.2 - Horizontal version – Floor installation 4.6.3 - Vertical version...

  • Page 25: Plumbing Connections

    4 - INSTALLATION 4.7 - Plumbing connections Recommended installation diagram for a water coil. Heat exchanger air vent 2By-pass Coil cut-off valves Venting air from the condensing coil Venting air from the pipes Coil connection In order to avoid damages between the coupling of the copper collector and steel pipes, during installation care must be taken by ensuring the following procedure: ■...

  • Page 26: Modulating Valves

    4 - INSTALLATION Cooling or mixed coil Size Horizontal Vertical Horizontal dx Vertical dx DN [mm] DN [mm] in / out [mm] in/out [mm] 12 / 18 12 / 18 18 / 28 18 / 28 18 / 28 18 / 28 18 / 28 18 / 28 18 / 28...

  • Page 27: Condensate Discharge System

    4 - INSTALLATION 4.9 - Condensate discharge system In order to avoid drain pan overflow and consequent recuperator and/or technical room flooding, siphon must be equipped with a bleeding valve to remove deposit dirt (Fig.23) Drain Draining pan Opening cover for cleaning Sewer discharge: ■...

  • Page 28: Electrical Connections

    4 - INSTALLATION 4.11 - Electrical connections Before making any electrical connections, make sure that the power supply line is disconnected. The electrical connections to the control panels must be carried out by qualified personnel according to the wiring diagrams supplied; make sure the voltage and frequency shown on the rating plate match those of the power line hookup.
  • Page 29 4 - INSTALLATION Power consumption Size Fans - EC Power supply 230/1/50 230/1/50 400/3/50 400/3/50 400/3/50 400/3/50 230V / 1Ph + N + PE / Supply tipe 400V / 3Ph + N + PE / 50Hz 50Hz 12,9 12,9 12,9 12,9 19,2 29,2...

  • Page 30: User Terminal Installation

    RS485 Display All 39CS units are supplied plug&play (about the electrical diagrams see controller user manual or electrical diagrams documentation. The connection between the user interface and the power board must be performed using the 2-terminal connectors of the power-line communication found on both devices (see wiring diagram).

  • Page 31: Start Up

    5 - START UP Preparatory activities: The start up must be done by qualified and properly trained personnel about the air treatment techniques. ■ Thoroughly clean the unit and all components by removing dust No inspection doors must be opened during the and other sediments;...

  • Page 32: Troubleshooting And Maintenance

    Carrier recommends to replace the filters when the alarm is present on 39CS display. ■ At the beginning of each operating season, use the appropriate relief valve to eliminate any air present in the coil circuit;...

  • Page 33: Problem Solution

    6 - TROUBLESHOOTING AND MAINTENANCE 6.1 - Problem solution Alarm Description Solution AL01 Outlet fan alarm Check power supply on fan clamps, if power supply is present replace fan AL02 Inlet fan alarm Check power supply on fan clamps, if power supply is present replace fan AL03 Clogged filter Check filter and the actual airflow (the fan could work out of design conditions)

  • Page 34: Technical Specification

    7 - TECHNICAL SPECIFICATION 7.1 - Dimensional data Horizontal version Horizontal 39CS 2300 2300 2300 2300 2600 2600 1260 1260 1705 1705 2000 2000 (1) Consider the additional height of feet = 100 mm, for outdoor application Horizontal version + external module...
  • Page 35 7 - TECHNICAL SPECIFICATION Vertical version Vertical 39CS 1805 1805 2100 2100 2300 2300 2600 2600 Vertical version + external module Vertical + External module 39CS 1805 1805 2100 2100 3020 3020 3270 3270 W (external module) NOTE: External module contains carbon filters or cooling/mixed coil.

  • Page 36: Erp Compliant

    7 - TECHNICAL SPECIFICATION 7.2 - Erp compliant ERP compliant ERP 2018 ready ERP 2018 ready ERP 2018 ready Range Size 55 Size 110 Size 175 Unit type NRVU NRVU NRVU Fan speed - regulation type stepless stepless stepless HRS type Counterflow HRS Counterflow HRS Counterflow HRS...

  • Page 37: Pressure Drops - Accessories

    7 - TECHNICAL SPECIFICATION 7.3 - Pressure drops - accessories Air flow [% rated] Size Component F9 filter heating coil cooling coil - dry/humid 5/11 9/17 14/24 19/32 22/36 Carbon filter F9 filter heating coil cooling coil - dry/humid 6/10 14/24 24/40 36/56...

  • Page 38: Heat Exchangers / Internal Heating Elements Technical Data

    7 - TECHNICAL SPECIFICATION 7.4 - Heat exchangers / internal heating elements technical data Water heating coil Water Air flow rate Rows Fins pitch Power Air outlet pressure drop pressure drop Size [m³/h] [N°] [mm] [kW] [°C] [Pa] [kPa] Air inlet = 17 °C // Water inlet = 45 °C / Water outlet = 40°C 3,27 34,7 17,95...

  • Page 39: Re-Heating Element Power

    7 - TECHNICAL SPECIFICATION 7.6 - Re-heating element power Air inlet = temperature 18°C; relative humidity 70 % Rel. Size Temperature Temperature [m³/h] Humidity [kW] Power supply [°C] [°C] 29,9 2 steps or 0-10V 230/1/50 1100 30,2 2 steps or 0-10V 230/1/51 1750 35,1...
  • Page 40 7 - TECHNICAL SPECIFICATION Water Air flow Total Sensitive Water flow Rows Fins pitch Air outlet pressure pressure rate power power rate Size drop drop [m³/h] [N°] [mm] [kW] [kW] [°C] [l/h] [Pa] [kPa] HEATING MODE: Air inlet: 17 °C // Water inlet = 45 °C / Water outlet = 40°C 39,75 4,16 1100...

  • Page 41: Operating Limits

    7 - TECHNICAL SPECIFICATION 7.8 - Operating limits The correct operation of the unit is guaranteed within the operating and installation limits of the unit. The unit must not exceed the specified temperature limits. Correct operation is not guaranteed in case of fire or natural phenomena of exceptional intensity. In case of installation and/or operation of the unit in environments with an aggressive or explosive atmosphere, contact the manufacturer.

  • Page 42: Ratings

    7 - TECHNICAL SPECIFICATION 7.9 - Ratings Configuration Horizontal Horizontal + Vertical Size Rated air flow m³/h 1100 1750 2200 2550 3200 Fans - EC Max external pressure Rated external pressure Heat recovery units Winter operation (-10 °C, 90% / 20 °C, 50%) Wet Efficiency 87,7 88,3...

  • Page 43: Rated Acoustic Data

    7 - TECHNICAL SPECIFICATION 1400 1400 1200 1200 1000 1000 1200 1700 2200 2700 3200 1000 1600 2200 2800 3400 4000 Flow rate (m³/h) Flow rate (m³/h) 7.11 - Rated acoustic data Sound power level calculated at nominal conditions - i.e. nominal flow rate and 150 Pa external pressure. Frequency 1000 2000...

  • Page 44: Dimensional Drawings

    7 - TECHNICAL SPECIFICATION 7.12 - Dimensional drawings 39CS 55-110 – Horizontal – Outdoor configuration A 2300 1260 Bottom view 39CS 55-110 – Horizontal – Outdoor configuration B 2300 1260 Bottom view Fresh air Electric panel Extraction Electrical connection Supply Air...
  • Page 45 7 - TECHNICAL SPECIFICATION 39CS 55-110 – Horizontal – Indoor configuration A 2300 1260 Bottom view 39CS 55-110 – Horizontal – Indoor configuration B 2300 1260 Bottom view Fresh air Electric panel Extraction Electrical connection Supply Air Coil Connection Exhaust Air Drain Hole (1”PP)
  • Page 46 7 - TECHNICAL SPECIFICATION 39CS 175/220 – Horizontal – Outdoor configuration A 2300 1705 Bottom view 39CS 175/220 – Horizontal – Outdoor configuration B 2300 1705 Bottom view Fresh air Electric panel Extraction Electrical connection Supply Air Coil Connection Exhaust Air...
  • Page 47 7 - TECHNICAL SPECIFICATION 39CS 175/220 – Horizontal – Indoor configuration A 2300 1705 Bottom view 39CS 175/220 – Horizontal – Indoor configuration B 2300 1705 Bottom view Fresh air Electric panel Extraction Electrical connection Supply Air Coil Connection Exhaust Air...
  • Page 48 7 - TECHNICAL SPECIFICATION 39CS 175/220 – Vertical – Configuration A 2300 Bottom view 39CS 175/220 – Vertical – Configuration B 2300 Bottom view Fresh air Electric panel Extraction Electrical connection Supply Air Coil Connection Exhaust Air Drain Hole (1”PP)
  • Page 49 7 - TECHNICAL SPECIFICATION 39CS 255/320 – Horizontal – Configuration A 2600 2000 Bottom view 1013 1012 39CS 255/320 – Horizontal – Configuration B 2600 2000 Bottom view 1012 1013 Fresh air Electric panel Extraction Electrical connection Supply Air Coil Connection Exhaust Air Drain Hole (1”PP)
  • Page 50 7 - TECHNICAL SPECIFICATION 39CS 255/320 – Vertical – Configuration A 2600 Bottom view 1002 1002 39CS 255/320 – Vertical – Configuration B 2600 Bottom view 1003 1002 Fresh air Electric panel Extraction Electrical connection Supply Air Coil Connection Exhaust Air...

  • Page 51: Dimentional Drawings - Accessories

    7 - TECHNICAL SPECIFICATION 7.13 - Dimentional drawings - Accessories Size 55/110 - Carbon filters external module...
  • Page 52 7 - TECHNICAL SPECIFICATION Size 175/220 Carbon filter external module Carbon filter external module - Horizontal indoor version - Horizontal outdoor version Coil external module - Horizontal indoor version Coil external module - Horizontal outdoor version n 33 M n 42 F Coil external module - vertical indoor/outdoor version n 33 M...
  • Page 53 7 - TECHNICAL SPECIFICATION Size 220/320 Carbon filter external module Carbon filter external module - Horizontal indoor version - Horizontal outdoor version Coil external module - Horizontal indoor version Coil external module - Horizontal outdoor version n 33 M n 42 F Coil external module - Vertical indoor/outdoor version n 33 M...

  • Page 54: General Information About Rs485 Serial Network

    8 - GENERAL INFORMATION ABOUT RS485 SERIAL NETWORK 8.1 - Cable selection It is recommended a data cable that conforms to EIA RS-485 standard is used, twisted pair and shielded (shielding braid + insulation) with the following characteristics: ■ Section AWG24 / AWG 22 ■...

  • Page 55: Correct Wiring Rules

    8 - GENERAL INFORMATION ABOUT RS485 SERIAL NETWORK The figure below shows the connection made with this kind of wire. Lead Last Lag 120 Ω 120 Ω 8.3 - Correct wiring rules ■ DO NOT use different types of cable to achieve the same ■...
  • Page 56 Please contact your sales representative for more information. Order No: EN7630112-00, 10.2023 - Supersedes order No: New. Carrier, Rte de Thil - 01120 Montluel, France. Manufacturer reserves the right to change any product specifications without notice. Printed in the European Union.

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