IV Produkt Envistar Flex 060 Operation And Maintenance
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IV Produkt Envistar Flex 060 Operation And Maintenance

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Operation and Maintenance
Envistar Flex 060-1540
Home Concept FTX Flex 060-850
Order number:
Project:
Translation of the original instructions

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Summary of Contents for IV Produkt Envistar Flex 060

  • Page 1 Operation and Maintenance Envistar Flex 060-1540 Home Concept FTX Flex 060-850 Order number: Project: Translation of the original instructions...
  • Page 2 Unit specifications Cooling unit ECO, ECX Size Reversible heat pump TCH 1080 Home Concept configuration 1250 1280 Control equipment 1540 Filter, supply air Coarse-65% (G4) ePM10-60% (M5) ePM2,5-50% (M6) Unit parts and accessories ePM1-50% (F7) Plate heat exchanger EXP ePM1-60% (F7) Counter-flow exchanger EXM ePM1-70% (F8) Rotary heat exchanger EXR...

  • Page 3: Table Of Contents

    Table of Contents Safety precautions 1.1 Personal protective equipment ......................1.2 Prevent injury to personal or damage to air handling units .......... 1.3 Product signs, information and warning stickers ..............1.4 Safety message ............................1.5 General safety messages ........................General 2.1 Intended use ..............................
  • Page 4 Table of Contents, cntd Operation 5.1 Hygiene inspection ..........................5.2 Actions in case of standstill ......................5.3 Commissioning ............................Maintenance instructions 6.1 Service schedule ............................6.2 Filters (code ELEF) ........................... 6.3 Rotary heat exchanger (code EXR) ....................6.4 Plate heat exchanger (code EXP) ....................

  • Page 5: Safety Precautions

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 1 1 Safety precautions Follow all safety precautions in this document and pay attention to all warning signs on the air handling unit. Failure to comply with the safety precautions may result in injury to persons or damage to air handling units.

  • Page 6: Product Signs, Information And Warning Stickers

    Page 2 1.3 Product signs, information and warning stickers Keep signs and stickers free from soiling and replace them if they are lost, damaged or illegible. Contact IV Produkt for replacement stickers; specify the item number. 1.4 Safety message The following warning symbols and signal words are used in this document to inform of risks.

  • Page 7: General Safety Messages

    The unit must not be energised until all ducts have been connected. Wiring of connections and other electrical work may only be carried out by a qualified electrician or by service personnel recommended by IV Produkt. Continuous product development may give rise to specification changes without notice.
  • Page 8 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 4 Inspection doors WARNING! Risk of personal injury. Overpressure in unit. Allow the pressure to drop before you open the inspection doors. WARNING! Risk of personal injury. The doors in front of moving parts shall normally be locked; there are no safety guards.
  • Page 9 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 5 WARNING! Risk of personal injury. Rotating fan impellers can cause crushing injuries or lacerations. Working on/servicing the unit – Shut down the unit via the service switch in the control equipment, then turn the safety switch to the 0 position and lock it.

  • Page 10: General

    The unit can also be equipped for outdoor installation. Any other use and installation in other environments are prohibited unless specifically permitted by IV Produkt AB. It is not permitted to use the unit in potentially explosive environments, Eex.

  • Page 11: Ce Marking And Eu Declaration Of Conformity

    CO Refrigerant charge Circuit 3 ton CO Contains fluorinated greenhouse gases covered by the Kyotot protocol. IV Produkt AB 0409 VÄXJÖ, SWEDEN Typical CE label for cooling units For units without integrated control equipment The EC declaration applies only to units in the condition in which they have been delivered and installed at the facility in accordance with the enclosed installation instructions.

  • Page 12: Extended Warranty

    Produkt Service and Warranty Manual must be presented. 2.8 Spare parts Spare parts and accessories for this unit can be ordered from IV Produkt's nearest sales office. When ordering, the order number and designation must be given. These are stated on a model type plate, affixed to each component.

  • Page 13: Technical Description

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 9 3 Technical description 3.1 Envistar Flex air handling unit The Envistar Flex is manufactured as a modular unit comprising block sections in various sizes. The versions are named according to the supply air and can be freely selected: right-hand or left-hand, up or down.

  • Page 14: Wiring Instructions And Fuse Protection

    Order Unique Documentation at docs.ivprodukt.com (Technical Data and Control Diagram), or the product selection program IV Produkt Designer. Recommended fuse protection refers to fuses with type C characteristics. Continuous product development may give rise to specification changes without notice.

  • Page 15: Mk - Fans And Heat Exchangers Electrically Connected To Terminal

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 11 4.2 MK – Fans and heat exchangers electrically connected to terminal Code MK - units supplied without control equipment but with fans and heat exchangers connected electrically to terminals. Connections to terminal blocks are located on each unit section. Safety switch A safety switch must be fitted and wired on each power supply.

  • Page 16: Hs, Us - Without Control And Without Electrical Connection

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 12 4.3 HS, US - Without control and without electrical connection • Code HS - for units without control equipment and without electrical connection, control diagrams are available for the heat exchanger (code EXM) under order-specific documentation at docs.ivprodukt.com, for other wiring instructions, refer to the following pages.

  • Page 17: Wiring Instructions, Fan (Code Elff)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 13 4.4 Wiring instructions, Fan (code ELFF) Ziehl EC 1×230 V 0.50 / 0.78 kW fan Ziehl EC 1×230 V 1.30 / 1.35 kW impeller 025 / 028 fan impeller 031 / 035 Size 060-100 Size 100-190 ELFF-025Z-EC01-0050-2-F-0...
  • Page 18 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 14 Ziehl EC 3×400 V 2.50 / 3.70 kW EBM EC 3×400 V 1.74-5.70 kW fan impeller 040 fan impeller 045-056 Size 150-190 Size 450-740 ELFF-040Z-EC02-0250-2-F-0 ELFF-045E-EC01-0174-2-F-0 ELFF-040Z-EC02-0250-2-F-M ELFF-045E-EC01-0174-2-F-M ELFF-040Z-ECA2-0250-2-F-M ELFF-050E-EC01-0345-2-F-0 ELFF-040Z-EC02-0370-2-F-0 ELFF-050E-EC01-0345-2-F-M ELFF-040Z-EC02-0370-2-F-M ELFF-050E-EC01-0570-2-F-0 ELFF-040Z-ECA2-0370-2-F-M...
  • Page 19 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 15 DOMEL PFJ1 3×400 V 4.3-6.5 kW Ziehl EC dual fans fan impeller 063-071 2 x 3×400 V 2.50 / 3.70 kW fan impeller 2 x 040 Size 480-980 Size 360-600 ELFF-063G-PFJ1-0430-1-F-0 ELFF-040Z-EC02-0250-2-F-D ELFF-063G-PFJ1-0430-1-F-M ELFF-040Z-EC02-0250-2-F-W ELFF-063G-PFJ1-0650-1-F-0...
  • Page 20 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 16 EBM EC dual fans DOMEL PFJ1 dual fans 2 × 3×400 V 1.74-5.7 kW 2 × 3×400 V 4.3-6.5 kW fan impeller 2 x 045-056 fan impeller 2 x 063-071 Size 400-980 Size 740-1540 ELFF-045E-EC01-0174-2-F-D ELFF-063G-PFJ1-0430-1-F-D...
  • Page 21 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 17 Ziehl EC dual fans / triple fans 2 x 3×400 V / 3 x 3x400V 3.40 / 5.20 kW fan impeller 2 x 056 / 3 x 056 Size 1080, 1280 ELFF-056Z-EC02-0340-2-F-D ELFF-056Z-EC02-0340-2-F-W ELFF-056Z-ECA2-0340-2-F-W ELFF-056Z-EC02-0520-2-F-D...

  • Page 22: Wiring Instructions, Air Heater Electric (Code Eset-Ev, Elee*)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 18 4.5 Wiring instructions, Air heater electric (code ESET-EV, ELEE*) For power supply, refer to order-specific documentation at docs.ivprodukt.com (Technical Data). *With integrated control equipment (code ELEE-xxx-HS) POWER SUPPLY OPERATION 1×230 V AC CONTROL 0-10 V DC –...

  • Page 23: Wiring Instructions, Rotary Heat Exchanger (Code Exr/Exrd)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 19 4.6 Wiring instructions, Rotary heat exchanger (code EXR/EXRD) Size 060-1540 OJ Electronics POWER SUPPLY 1×230 V AC – 1: GND CONTROL 2: 0-10V ALARM (CLOSES IN 8: NC EVENT OF ALARM) 9: C 10: NO Size 1250-1540 IBC control A1 A2 A3...

  • Page 24: Operation

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 20 5 Operation 5.1 Hygiene inspection Envistar Flex conforms to guidelines in VDI 6022 Part 1: Hygiene and Hygiene Inspections of HVAC Systems. For this to apply, a hygiene inspection of the system must be carried out and the system must be cleaned thoroughly as needed before start-up.

  • Page 25: Commissioning

    The validity of the product warranty is conditional on the system having been commissioned correctly. Working on the unit during the warranty period without the approval of IV Produkt shall render the warranty void. Prior to commissioning, the contractor must:...

  • Page 26: Maintenance Instructions

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 22 6 Maintenance instructions 6.1 Service schedule The service schedule comprises actions and service intervals for functional sections that can be part of the air handling unit. For current parts, refer to docs.ivprodukt.com (Technical data).
  • Page 27 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 23 cont. Service schedule Service year 20 Order no. Designation ................Comments Service performed * (date and signature) ................Recommended action Page Functional section Code 12 mths 24 mths 36 mths 48 mths (insp.) ref.

  • Page 28: Filters (Code Elef)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 24 6.2 Filters (code ELEF) Filter The air filters in an air handling unit are designed to prevent dust and other impurities from entering the building. They should also protect sensitive components inside the unit, e.g. water coils and heat exchangers, from exposure to impurities.
  • Page 29 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 25 Filter for the Home Concept (code ECF) version The filter cabinet is an optional extra for the Home Concept version and can be used for • aluminium filter on the extract air side •...
  • Page 30 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 26 Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. Check the pressure drops across the filters (not carbon filter Black Ridge in Home Concept version).
  • Page 31 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 27 Filter replacement DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit.

  • Page 32: Rotary Heat Exchanger (Code Exr)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 28 6.3 Rotary heat exchanger (code EXR) Rotary heat exchanger The purpose of the recovery unit is to recover heat from the extract air and transfer this heat to the supply air in order to minimise energy use. Faults in recovery unit functionality result in reduced heat recovery efficiency and increased energy use and means that the design supply air temperature cannot be obtained when the outdoor temperature is low.
  • Page 33 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 29 Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. 1.
  • Page 34 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 30 For the standard version: To ensure correct function of the purging sector, the negative pressure at P3 should be greater than the negative pressure at P2 (min. diff. 25 Pa). Otherwise an ESET-TR trim damper can be used on the extract air side in order to throttle in the correct pressure balance.
  • Page 35 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 31 - Read the recommended setting (adjustment hole in the purging sector) from the table below. Adjustment hole in the purging sector Rotor vari- open* closed NO, NE, Diff. pressure < 200 200 – 400 400–600 >...
  • Page 36 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 32 Cleaning DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. •...

  • Page 37: Plate Heat Exchanger (Code Exp)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 33 6.4 Plate heat exchanger (code EXP) Crossflow plate heat exchanger, EXP Counterflow flow plate heat exchanger, EXM The purpose of the plate heat exchanger is to recover heat from the extract air and transfer this heat to the supply air in order to minimise energy use.
  • Page 38 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 34 Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. 1.
  • Page 39 During full heat recovery and when the unit is switched off, the dampers should be fully open (bypass damper closed). The frosting and bypass functions are preset at the factory and any adjustments may only be performed by IV Produkt. Continuous product development may give rise to specification changes without notice.

  • Page 40: Run-Around Coil Unit (Code Exl)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 36 6.5 Run-around coil unit (code EXL) The run-around coil unit is used to recover heat from the extract air and trans- fer this heat to the supply air for reduced energy use. The run-around coil unit consists of the extract air coil with drip tray and the supply air coil (heating coil) mounted in the casing.
  • Page 41 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 37 Cleaning DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. If the fins on the coils are dirty, vacuum them from the inlet side.

  • Page 42: Air Heater Water (Code Emt-Vv, Mie-Cl/Elev)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 38 6.6 Air heater water (code EMT-VV, MIE-CL/ELEV) Air heater water (code EMT-VV) Air heater water (code MIE-CL/ELEV) The heating coil consists of a number of copper tubes with aluminium fins pressed on them. The coil will have impaired capacity if dust forms a coating on the coil surfaces.
  • Page 43 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 39 Bleeding DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. Bleed the heating coil and the pipework if needed.

  • Page 44: Air Heater Electric (Code Eset-Ev, Mie-El/Elee)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 40 6.7 Air heater electric (code ESET-EV, MIE-EL/ELEE) Air heater electric (code ESET-EV) Air heater electric (code MIE-EL/ELEE) The electric heater consists of encapsulated stainless steel smooth pipe elements. Heavy soiling on the heating elements may cause the temperature to get too hot.
  • Page 45 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 41 Function DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. 1.

  • Page 46: Air Cooler Water (Code Eset-Vk, Eset-Dx, Mie-Cl/Elbc, Mie-Cl/Elbd)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 42 6.8 Air cooler water (code ESET-VK, ESET-DX, MIE-CL/ELBC, MIE-CL/ELBD) Air cooler (code ESET-VK, ESET-DX) Air cooler (code MIE-CL/ELBC, MIE-CL/ELBD) The cooling coil consists of a number of copper tubes with aluminium fins pressed onto them.
  • Page 47 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 43 Cleaning DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. If the fins on the coil are dirty, vacuum clean from the inlet side.

  • Page 48: Fan Unit (Code Elff)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 44 6.9 Fan unit (code ELFF) The purpose of the fans is to transport air through the system, i.e. the fan must overcome the flow resistance in air terminals, air ducts and the unit. The fan speed is regulated to provide correct air flow.
  • Page 49 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 45 Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. Example, fan unit 1.
  • Page 50 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 46 5. The fan impeller and motor are mounted on a support fitted with rubber anti- vibration mountings. Check that the anti-vibration mountings are securely mounted and are intact. 6. Check the mounting screws as well as the suspension devices and support. 7.
  • Page 51 Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 47 Cleaning DANGER! Risk of serious personal injury and/or damage to air handling unit. Read and understand the entire chapter "1.5 General safety messages" before working on, servicing, or inspecting the air handling unit. 1.

  • Page 52: Dampers (Code Eset-Tr, Emt-01)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 48 6.10 Dampers (code ESET-TR, EMT-01) Dampers may have different functions and be positioned in different places. • EMT-01 shut-off/ regulated damper • ESET-TR trim damper with manual control The purpose of the dampers is to regulate the air flow. Faulty function gives rise to disturbances that may result in serious problems.

  • Page 53: Outdoor Intake Section With Shut-Off Damper (Code Mie-Iu)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 49 6.11 Outdoor intake section with shut-off damper (code MIE-IU) Outdoor intake section with shut-off damper is equipped with intake louvre and drainage. Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit.

  • Page 54: Outdoor Exhaust Air Section With Shut-Off Damper (Code Eau)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 50 6.12 Outdoor exhaust air section with shut-off damper (code EAU) Outdoor exhaust air section is used to reduce the risk of short-circuiting between outdoor air and exhaust air. Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit.

  • Page 55: Recirculating Unit With Shut-Off/Regulated Damper (Code Ebe)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 51 6.13 Recirculating unit with shut-off/regulated damper (code EBE) The recirculating unit with shut-off/regulated damper is used to, for example, recirculate air in conjunction with heating of the premises at night. Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit.

  • Page 56: Sound Attenuators (Code Emt-02, Mie-Kl)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 52 6.14 Sound attenuators (code EMT-02, MIE-KL) Sound attenuator (code EMT-02) Sound attenuator (code MIE-KL) The function of the sound attenuator is to reduce the sound level in the system. Inspection DANGER! Risk of serious personal injury and/or damage to air handling unit.

  • Page 57: Filter Bypass (Code Enft-10)

    Operation and Maintenance Envistar Flex DSEF191101.05.EN Page 53 6.15 Filter bypass (code ENFT-10) The purpose of the filter bypass is to reroute the air flow in the event of a fire. Faulty function gives rise to disturbances that may result in serious problems. Inspection DANGER! Risk of serious personal injury and/or damage to air handling...
  • Page 58 You are welcome to contact us Switchboard: +46 (0)47 075 88 00 Control support: +46 (0)47 075 89 00 styr@ivprodukt.se Service: +46 (0)47 075 89 99 service@ivprodukt.se Spare parts: +46 (0)47 075 88 00 spareparts@ivprodukt.com Visit us at: www.ivprodukt.com Documentation for your unit: docs.ivprodukt.com Technical documentation: docs@ivprodukt.se...

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