Ensy AHU-300 HH Скачать руководство пользователя

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393870-2 Rev 0: 11.07.2018 BBV

We reserve the right to change technical data without notice.

http://www.ensy.no

Page 30

5. Alarms

Alarms on Ensy AHU units

Critical alarms. Red flashing lights in the control panel

Alarm

Possible causes

Description of what

will happend

Reset of alarm

Motor
protection

Supply

Absence of signal from
the fan

EV and RO is
turnined off.
TV and AV turns off
after 1 min

Fan turns «

OFF

» and then back

to «

NORM

Motor
protection

Extract

Sensor

open

The sensor is broken.

All functions are
deactivated and the
unit will stop

Automatic reset after
replacement

Sensor

OET

open

Overheating

The temperature has
excceded 55°C

Heater (EV) turns off

Automatically when temperature
sinking to 25°C

(earlier 20°C)

Fire thermostat

Temperature over
thermostat excedeed
110°C.

All functions are
deactivated and the
unit will stop.

Manual reset of the fire
thermostat.

Low voltage

Voltage drops below
200 V

All functions are
deactivated.

Automatically after voltage rises
to 212 V

No connection from
control panel to the
master control board.

All functions are
deactivated.

Automatically when contact is
established again

Less critical alarms. Yellow flashing lights in the control panel

Alarm

Possible

causes

Description of what

will happend

Reset of alarm

Sensor

EAT

open

Short circuit or breach
of cable.

All functions are
deactivated

Automatic reset after
replacement

Sensor

AVK

open
Sensor

UTE

open

Frost alarm

Supply air from unit is
under 5°C

All functions are
deactivated

When temperature rises above
9°C

Filter change

The period of use for
the filters is expired

Replace the filters.

See user manual

4.3 Filter

how

to reset alarm

Содержание AHU-300 HH

Страница 1: ...User manual and Installation Guide AHU 300 HV AHU 300 HH ...

Страница 2: ...393870 2 Rev 0 11 07 2018 BBV We reserve the right to change technical data without notice http www ensy no Page 1 ...

Страница 3: ...e key toward the center of the unit Left latch Right latch To operate this product people should have necessary skills or under the supervision of a qualified person Children should be told to not play with the appliance Before any access into the electrical connections boxes power must be disconnected by pulling out the plug from the socket It is only allowed for authorized persons to enter into ...

Страница 4: ...atory to get help from another person to take down the hatch It can be done by unscrewing 6 pcs of screws from the housing or front hatch The safety wire can be removed from inside of the front hatch so that the hatch can be opened or removed The safety wire must be reinstalled before the hatch closes To close after putting the hatch back on place turn the latches the opposite way You may use some...

Страница 5: ...tion 1 after you putting ventilation unit into operation This switch will also affect any extra external humidity sensor that is plugged into the device Adjusting the humidity sensor If it is necessary to adjust the sensitivity of the humidity sensor then you just can remove the black plug and you then can see the adjusting knob and the RH scale Note This black plug is not on units produced before...

Страница 6: ...uch the bracket away from yourself Then put the filter in place and then pull the bracket against yourself and tighten the skrews on the bracket Remember to enter the control panel menu 4 3 Filter and press Filter OK after the filters has been replaced Cleaning the fans This must be done by a qualified person Before removing fans the main power must be disconnected by pulling out the main supply p...

Страница 7: ...ose the rotor motor or connector for moisture The exchanger you also can clean with mild soap and water Do not use ammonia containing detergent as this will prey on and discolor aluminum in rotary heat exchanger Flushed with hand shower and blow gently clean with compressed air Ensure that all 12 screws are tightened sufficiently so that they do not come loose during operation Preferably use a scr...

Страница 8: ... rotary wheel Indicators in the menu screen Sun indicates that the rotor has stopped the air handling unit is in the summer operation mode Snowflake low temperature indicates that the air handling unit is in defrosting mode Steaming pot and blinking fan blades indicates that the kitchen exhaust is activated Timer and the countdown of the fan symbol indicate that the forced ventilation is enabled F...

Страница 9: ...ill start countdown You can easy deactivate the fan boost again before the countdown automatically stops it First control buttom 1 and then 4 This feature can also be operated with an external pulse switch The switch is placed in the bathroom or adjacent rooms Connected to contact D1 in top of the ventilation unit Look at page 19 or 20 in this manual If this option via D1 is intended for use again...

Страница 10: ...Which display is defined as Display 1 or Display 2 appears here if the plant has mounted two displays See 4 5 1 10 selection of the displays 3 Information 3 3 General info Here you can see defrost mode that has been chosen See 4 5 1 9 if you want to change mode 4 Preferences To navigate within the various sub menus when using the control buttons below the up down cursor key that displays on the di...

Страница 11: ...n the indicator Select the desired supply air temperature you want during the period Settings between 15 21 C If weekly schedule looks something like this without any reason then you must punch in all the data again It do not help to update software 4 Preferences 4 3 Filter Setting the time interval for filter change current choices are 6 9 or 12 months Make your choices by using the cursor keys A...

Страница 12: ...ange to to 3 C if wanted 4 5 1 3 Fan control Factory settings for AHU 300 HV and HH you can see in next picture The installer can adjust these settings so that it is adequately balanced ventilation 4 5 1 4 Co2 control If the unit shall be connected CO control then connect it to C0 connector on top of the unit See page 19 or 20 in this manual Menu for enabling disabling of CO control Scroll to Off ...

Страница 13: ...humidity sensor or motion sensor Use the D2 connector on top of the unit See page 19 or 20 in this manual Note In order for this feature to work you need the one pole switch marked RH ON OFF inside the unit to be set in position 1 See page 3 in this manual for the location of this switch Supply and Extract air should have the same value as the MAX value under 4 5 1 3 Set to 100 from factory 4 5 1 ...

Страница 14: ...e OFF from factory Modus 1 at low humidity Defrosting function start at 20 C Modus 2 at normal humidity Defrosting function start at 15 C Modus 3 at high humidity Defrosting function start at 10 C The function when defrosting starts is that each hour the supply air fan stops for 6 minutes The heater EV turns off Extract air fan reduces speed to 30 and the rotary exchanger will run as normal To avo...

Страница 15: ...If two control panels should be used then from this menu it has to be specified that one of the control panels is Display 1 and the other one is Display 2 This to avoid delay in the signals between the control panels and main control board inside the unit It does not matter which of the control panels that are called Display 1 or Display 2 ...

Страница 16: ...00 HV and HH the control panel is not integrated in the unit It is delivered separate together with the unit are supplied with 10 meters cable and plug to fit the socket outside the unit STYREPANEL Option for a second control panel to be connected is also made outside the unit STYREPANEL See page 19 and 20 The unit can also connect additional equipment cooker hood over the stove pulse switch for c...

Страница 17: ...r from room 393870 2 Rev 0 11 07 2018 BBV First select how the unit should be mounted so that the piping system should be as easy as possible Sketch shows AHU 300 HH Sketch shows AHU 300 HV 2 1 Brackets and vibration gasket Make sure that the gasket is placed on both brackets Supply air to room Exhaust air Cooker hood Extract air from room Fresh air from outside ...

Страница 18: ...th the unit Attach one of the ceiling brackets in correct position in the roof Use 7 pcs wood screws 5 x 40mm supplied with the unit for each bracket Then lift the unit and place the bracket on the unit between the gasket and roof Then lift up the unit in correct position and make sure there are no contact between parts on unit and building construction Then the second bracket can be placed in the...

Страница 19: ...f the unit Two vibration gaskets screws for the extra bracket follows the extra bracket One of the gaskets are placed in top of the unit The other one you place approx 60 mm from the button of the unit so that id do not will come in contact with the wall bracket Then first put those two brackets in each end of the unit as shown on page 16 Then the wall brackets with 10 mm gasket is screwed to the ...

Страница 20: ...ou can adjust with the nuts so that the unit is in level If so then use the suspension brackets as jigs for the bolts so that the distance between brackets will be correct Use correct drill for use for the M10 mm expansion bolts Make sure the bolt is turned so hard that it can not loosen The bolts are available in different lengths so select someone suitable for this purpose Lift the unit into pos...

Страница 21: ...93870 2 Rev 0 11 07 2018 BBV We reserve the right to change technical data without notice http www ensy no Page 20 Dimensions AHU 300 HH All ducts are Ø160 except the one for cooker hood that is Ø125 mm ...

Страница 22: ...93870 2 Rev 0 11 07 2018 BBV We reserve the right to change technical data without notice http www ensy no Page 21 Dimensions AHU 300 HV All ducts are Ø160 except the one for cooker hood that is Ø125 mm ...

Страница 23: ...h Panel for the control of the unit supplied as standard and to be connected outside the unit on STYREPANEL 1 See page 19 or 20 The unit is designed for optional connection of a cooker hood on the side of the unit In the end of unit there is Look at page 19 and 20 Junction point of contact for connection for an extra control panel STYREPANEL 2 Junction point of contact for cooker hood KV Junction ...

Страница 24: ...nsor Can be installed in the living room and will give signal to the unit if the pollution level in the room is too hight Control panel Control panel placed at a suitable place in the building to do the monitoring and regulation of ventilation as simple as possible Must not be placed in bathrooms or wet area The control panel should be mounted on the wall The unit is designed for connection of ext...

Страница 25: ...the wall box has 60 mm cc Break away the plate in the bottom of the cap before screwing into the wall box In order to dismantle the touchpad disc and display this can easily be done by using a knife with thin blade gently inserted between the jacket and the front plate Then flip the knife down so that the frame loosens If the ventilation unit is installed in a way that makes it difficult to have a...

Страница 26: ...t must be taken into account that the unit requires periodic maintenance Be sure that it is possible to open remove the unit inspection hatch and that there is sufficient room to remove the main components If the unit is mounted on the lightweight wall construction to the living room for example bedroom living room recommended wall insulated constructed so that the risk of sound transmission avoid...

Страница 27: ... same box Air to and from the unit will be led through the ducts Best durability and capabilities for cleaning will be achieved by using ducts in galvanized steel Short customizations à 1 m length with a flexible aluminum ducts can be used for piping between the unit and roof cowl wall grid In order to achieve effective low energy consumption and proper airflow the duct system designed with low ai...

Страница 28: ... in living area installation of sound absorber silencer in the duct for supply and extract air recommended length 0 9 meters each section To prevent sound transmission between rooms via the duct system and reduce any noise that occurs in the duct system is also is recommended a silencer in front of each supply diffuser in the living area Flexible ducts Flexible ducts can be used for adjustments be...

Страница 29: ...nificantly lower than the ventilation air there is a risk of condensation inside the ducts This can be prevented by isolating the channel exterior In this case the channel wall being diffusion and would therefore insulate externally with a diffusion material of mineral wool It can also be used insulation tubes 100 mm mineral wool with plastic diffusion barrier pulled over the ducts The same applie...

Страница 30: ...mportant that there are a signal from cooker hood connected towards the KV plug outside the unit to avoid this Rotor fault alarm Exhaust air louvers can be mounted in the ceiling or wall Supply air diffuser can be mounted in the ceiling or low wall In low wall must sectorial aperture positioned so that supply airstream carried upwards along the sloping ceiling Supply in the wall at the horizontal ...

Страница 31: ... C Fire thermostat Temperature over thermostat excedeed 110 C All functions are deactivated and the unit will stop Manual reset of the fire thermostat Low voltage Voltage drops below 200 V All functions are deactivated Automatically after voltage rises to 212 V No connection from control panel to the master control board All functions are deactivated Automatically when contact is established again...

Страница 32: ...he menu and set the fans in OFF position to reset the alarm Remember to go back into the weekly schedule and set the period 1 active again by pressing the button Press button 4 to accept the changes Then press button 1 two times to get to the start side again Rotor Fault alarm will not be activated 1 When using the kitchen hood and signal wiring is connected to KV contact outside the unit 2 If the...

Страница 33: ...__________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ _________________________...

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Страница 36: ...We reserve the right to change technical data without notice http www ensy no Page 35 Ensy AS Mohagasvingen 1 N 2770 JAREN http www ensy no ...

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