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Condair MD Series Installation Manual

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INSTALLATION MANUAL
Condair HumiLife – the efficient ERV solution
Condair MD
Humidification and Evaporative Cooling

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Summary of Contents for Condair MD Series

  • Page 1 INSTALLATION MANUAL Condair HumiLife – the efficient ERV solution Condair MD Humidification and Evaporative Cooling...
  • Page 2 Condair Group AG. Any infringements are punishable and entail a liability for damages.

  • Page 3: Table Of Contents

    Installation of the fresh water supply and water drain 5.7.1 Fresh water supply 5.7.1.1 Fresh water supply requirements 5.7.1.2 When is a Condair RO-HS reverse osmosis system required? 5.7.1.3 Installation of fresh water supply 5.7.2 Water drain Installing the heating water Humidity control 5.10...
  • Page 4 Electrical installation 5.11.1 Notes on electrical installation 5.11.2 Condair MD wiring diagram 5.11.3 Connection work for external connections 5.11.3.1 Connection of the humidity sensor with humidity control via the integrated humidity controller 5.11.3.2 Connection of an external controller 0-10 V 5.11.3.3 Connection of the optional maximum humidistat in the supply air or extract air duct...

  • Page 5: Introduction

    The Condair MD has been built using state-of-the-art technology and in accordance with the latest safety regulations. However, improper use of the Condair MD may put users and/or third parties at risk and/or may also cause damage to material assets.
  • Page 6 Please keep this installation manual in a safe place where they can be accessed at all times. If the product changes owner, the installation manual must be handed over to the new operator. If this installation manual are lost, please contact your Condair partner. Language versions This installation manual are available in various languages.

  • Page 7: For Your Safety

    Furthermore, for safety and warranty reasons, interventions may only be undertaken by specialist per- sonnel authorised by Condair. It is assumed that all persons entrusted to work on the Condair MD are familiar with and abide by the regulations on occupational health and safety and accident prevention.
  • Page 8 Avoidance of hazardous operating conditions All persons entrusted to work on the Condair MD are obliged to report to the appropriate office or person representing the operator on any changes to the system that affect safety, and secure the Condair MD against being switched on accidentally.

  • Page 9: Product Overview

    Product overview Model overview The Condair MD consists of a hydraulic unit and a humidifier unit for installation in horizontal ventila- tion ducts and has a maximum humidification output of 2 kg/h. The humidification water is heated via the integrated heat exchanger, which is connected to the heating water system (35 ° C… 60 ° C) of a connected to a floor/wall-based heating system with a circulation pump or a convection circuit with a circulation pump.

  • Page 10: System Overview Condair Md

    System overview Condair MD l u f 16 14 l u f 18 19 Supply and return of Water treatment (optional) existing floor/wall- Reverse osmosis system based heating or Condair RO-HS convection circuit Fresh water supply shut-off valve Mains socket (230V/1~/50Hz)

  • Page 11: Scope Of Delivery

    "Large" installation set (all necessary hoses, insulation hoses, hose connectors, etc.) for establishing the hydraulic connections between the hydraulic unit and humidifier unit Options The following options are available for Condair MD: Option Description Air flow monitor Air flow monitor with connection cable for duct installation for monitoring the air flow in the supply air duct (see also humidity control in Section 5.9).

  • Page 12: Accessories

    Accessories The following accessories are available for the Condair MD: Accessories Description Adapters for humidifier unit incl. seal. The adapters Adapters ventilation duct are available with different connection diameters: DN125, DN160 or DN180. Service kit for descaling/disinfection of Condair MD. The service kit includes: A dosing bottle with...

  • Page 13: Checking Delivery/Storage And Transport

    Storage and transport Storage The Condair MD components must be stored in the original packaging in a place secured against drip- ping water under the following conditions until installation: – Room temperature: 5 to 40°C –...

  • Page 14: Installation Overview

    DANGER! Risk of electrocution! The hydraulic unit of the Condair MD operates using mains voltage. If the hydraulic unit is open, users may come into contact with live parts. Touching live parts may cause severe injury or death. For this reason: Do not connect the hydraulic unit to the mains until all installation work has been completed, all installations have been checked for correct operation and the hydraulic unit has been correctly closed and locked again.

  • Page 15: Installation Overview Condair Md

    Installation overview Condair MD . 3 0 m i n Max. humidistat extract air (optional) a i r 6 1 0 t r a Humidity sensor with 2 8 8 humidity limitation Max. humidistat sup- ply air (optional) . 2 0...

  • Page 16: Requirements For The Installation Room

    Requirements for the installation room The humidifier unit and the hydraulic unit have been designed for installation in protected indoor spaces. Please note the following regarding the requirements for the installation site: – The humidifier unit must be installed together with the hydraulic unit in a utility room that has been protected against unauthorized access.

  • Page 17: Humidifier Unit Mounting

    Humidifier unit mounting 5.4.1 Instructions for positioning the humidifier unit Note: When positioning the humidifier unit in the air duct, the air flow direction need not be taken into account! Please observe and follow the instructions for positioning the humidifier unit: –...
  • Page 18 Alternative ceiling mounting with pipe clamps I n s t a l l a t i o n l e n g t h : 7 2 7 m Operating weight, humidifier unit: approx. 18 kg 1 2 5 I n s t ) / 6 9 a l l a t i o n...
  • Page 19 – The installation site must not be exposed to direct sunlight and must be sufficiently far away from other heat sources. – The humidifier unit must be installed at minimum 0.3 m and at maximum 3.0 m above the hydraulic unit in the supply air duct of the ERV.

  • Page 20: Insert The Base Panel And Attach The Adapters

    5.4.2 Insert the base panel and attach the adapters 1. Disengage the snap fasteners and remove the humidifier housing cover. 2. Clean humidifier housing, base panel and adapters. 3. Insert the base panel into the humidifier housing. 4. Slide the adapters on both sides onto the connection nozzle as far as they will go. 5.

  • Page 21: Attach Humidifier Housing To Ceiling Or Wall

    5.4.3 Attach humidifier housing to ceiling or wall Ceiling mounting with threaded rods Make the fastening points "A" (M8 internal thread) for the threaded rods in the designated place on the ceiling. Screw threaded rods into the fastening points. 1 7 0 5 6 3 A= M8 (IT) M8 threaded rods...
  • Page 22 3. Using a spirit level, align the humidifier housing horizontally in both directions and tighten the nuts on the mounting bracket against each other. Fig. 9: Align humidifier housing and tighten screw connections 4. Clean the ventilation pipes and slide onto the adapters as far as they will go. Ventilation pipe Ventilation pipe Fig.
  • Page 23 Ceiling mounting with ø200 mm pipe clamps Make the fastening points "A" (M8 internal thread) for the threaded rods of the pipe clamps in the designated place on the ceiling. Screw threaded rods into the fastening points. 5 8 2 Fig.
  • Page 24 Wall mounting . Mark the fixing points "A" for the two wall brackets at the intended place with a spirit level and drill 60 mm into the wall with a diameter of Ø10 mm. 5 6 8 Fig. 13: Create fastening points 2.

  • Page 25: Hydraulic Unit Mounting

    Hydraulic unit mounting 5.5.1 Instructions for positioning the hydraulic unit Please observe and follow the instructions for positioning the hydraulic unit: – The installation site must not be exposed to direct sunlight and must be sufficiently far away from other heat sources. –...
  • Page 26 Operating weights, hydraulic unit: approx. 19 kg Fig. 15: Installation of the hydraulic unit (dimensions in mm) 5. Important! After installing the hydraulic unit, the red safety straps securing the water tank and pump for transport must be removed: • Undo the two screws of the housing cover and remove the housing cover.

  • Page 27: Create Hose Connections Between Hydraulic Unit And Humidifier Unit

    Create hose connections between hydraulic unit and humidifier unit Return Maximum hose length 3 m Supply pipe Fig. 17: Hose connections 1. Remove the yellow plastic plugs from the connections on the hydraulic unit and the humidifier unit. 2. Cut the supply and return hoses and the insulation hoses to the required length (material enclosed in scope of delivery).

  • Page 28: Installation Of The Fresh Water Supply And Water Drain

    The Condair MD must not be supplied with softened water. If a water softener has been installed in the water supply, the water supply to the Condair MD must either be connected upstream of the water softener or the Condair RO-HS reverse osmosis system must be installed downstream of the water softener.

  • Page 29: When Is A Condair Ro-Hs Reverse Osmosis System Required

    The Condair MD can be operated with raw water (drinking water) according to the specifications in Section 5.7.1.1. The RO-HS reverse osmosis system can, but does not have to be used. However, the Condair MD must not be operated with softened water.

  • Page 30: Installation Of Fresh Water Supply

    SVGW guidelines and the applicable local regulations for drinking water installations. The connection information stated must be complied with. Note: If the Condair MD is supplied via an upstream water treatment device, please observe the instruc- tions in the separate instructions for the corresponding water treatment device.

  • Page 31: Water Drain

    5.7.2 Water drain Drain connection ø40 mm ø40 mm drain pipe (by others), min. slope 15% (recommendation: route vertically downwards) The end of the drain pipe must not come into contact with the drain funnel (minimum distance 2 cm) Drain funnel with siphon (by others), connected to the on-site wastewater pipe Fig.

  • Page 32: Installing The Heating Water

    Installing the heating water With the Condair MD, the hot water from an underfloor/wall heating or a convector circuit is used to heat the circulating water in the Condair MD. For this purpose, a heating water supply pipe and a heating water return pipe must be connected to the hydraulic unit in accordance with Fig.
  • Page 33 The minimum supply water temperature must be at minimum 27°C when us- ing the additional heating element. If you have any questions, please contact your Condair partner. –...

  • Page 34: Humidity Control

    Humidity control The Condair MD is equipped as standard for supply air humidity control. Extract air Supply air Living room Max. humidistat Technical room extract air (optional) Humidifier unit Air flow monitor Humidity sensor with limit- (optional) ing function Max. humidistat...
  • Page 35 – Max. humidistat extract air: With the optional max. humidistat in the extract air duct (dark gray), the humidity control of the Condair MD is extended by an additional safety element. The humidistat reliably detects when the air humid- ity briefly rises sharply within the premises. If such a situation occurs, the humidifier automatically throttles the supply of moisture to the duct air for the time the moisture rises.

  • Page 36: Positioning And Installation Of The Sensors

    5.10 Positioning and installation of the sensors 5.10.1 Positioning sensors For the supply air humidity control, the sensors are to be installed as follows (see: – The humidity sensor must be installed in the supply air duct at a minimum distance of 300 mm downstream of the humidifier unit.

  • Page 37: Installation Of The Humidity And Temperature Sensor As Well As The Max. Humidistat

    5.10.1.1 Installation of the humidity and temperature sensor as well as the max. humidistat 1. Drill the insertion hole for the sensor (ø16 mm) into the ventilation duct (see Fig. 22 for positioning). 2. Secure the sensor holder to the ventilation duct with the self-tapping screws supplied. 3.

  • Page 38: Electrical Installation

    CAUTION! Electronic components on the inside of the Condair MD hydraulic unit are very sensitive to electrostatic discharge. To protect these components, measures must be taken against damage resulting from electrostatic discharge (ESD protection) when the hydraulic unit is open for installation work.

  • Page 39: Condair Md Wiring Diagram

    2 GO 0V green 3 AO rH 4 AO T yellow/green F2: 1 AT F1: 10 AF Driver board Condair MD Important: Jumper JP3 muss auf 5 V gesetzt sein Befeuchtereinheit Fig. 25: Condair MD wiring diagram Installation overview...

  • Page 40: Connection Work For External Connections

    Legend for the Condair MD wiring diagram A1 Humidity sensor, supplied, mounted in the supply air duct A2 External controller 0-10 V (connection instead of humidity sensor A1, by customer) B1 Optional Max. humidistat in the supply air (setpoint 85 %rH) or extract air duct (setpoint 55 %rH) Important: If the max.

  • Page 41: Connection Of An External Controller 0-10 V

    Driver board Condair MD If the Condair MD is to be controlled via an external controller or a BMS, the signal cable of the external controller or BMS "A2" (0-10 V) is connected according to the diagram to terminals "HUM" (+) and "GND"...

  • Page 42: Connection Of The Optional Airflow Monitor And The Optional Floor Leak Sensor

    Driver board Condair MD The connection cables of the optional air flow monitor "B3" and the optional floor leak sensor "B2" are connected according to the wiring diagram to the terminals "24V", "SFTY" and "GND" of the terminal block "X4"...

  • Page 43: Mains Connection (Mains Socket)

    5.11.3.6 Mains connection (mains socket) The mains socket (230V/1~/50Hz) must be provided in the immediate vicinity of the hydraulic unit in accordance with local regulations so that the pre-installed mains connection cable (L= 2 m) of the hy- draulic unit can be connected to it. The mains socket must be protected with a 10 A slow-blow fuse and an RCD switch (max.

  • Page 44: Product Specifications

    Product specifications Technical data of the hydraulic unit Condair MD Dimensions/weight Dimensions of the hydraulic unit (HxWxD) 596 x 430 x 307 mm Weight of the hydraulic unit Approx. 19 kg Hydraulics Flushing water quantity in standby mode 2 - 3 l per flushing process every 47 hours...

  • Page 45: Technical Data Of Humidifier Unit

    Technical data of humidifier unit Dimensions/weight Installation length in the ventilation unit/air duct – with transition pieces DN125 727 mm – with transition pieces DN160 693 mm – with transition pieces DN180 673 mm – without transition pieces (DN200) 547 mm Humidifier unit length 610 mm Humidifier unit width...

  • Page 46: Appendix

    Appendix Dimensional drawing of humidifier unit 17.5 Fig. 27: Dimensional drawing of humidifier unit (dimensions in mm) Dimensional drawings of adapters Abb. 28: Dimensional drawing of Abb. 29: Dimensional drawing of DN125 adapter (dimensions in mm) DN160 adapter (dimensions in mm) Abb.

  • Page 47: Dimensional Drawing Of Hydraulic Unit

    Dimensional drawing of hydraulic unit G 1/2" (IG) G 3/4" ø31 ø32 ø40 255.5 205.5 35.5 JG10 Fig. 31: Dimensional drawing of hydraulic unit (dimensions in mm) Appendix...
  • Page 48 Notes...
  • Page 49 Notes...
  • Page 50 Notes...
  • Page 52 CONSULTING, SALES AND SERVICE: CH94/0002.00 Condair Group AG 8808 Pfäffikon SZ, Switzerland www.condairgroup.com...

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