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USER MANUAL DN100 Helios
INSTALLATION AND OPERATING INSTRUCTIONS NO. 19052.005
NOTICE DE MONTAGE ET D'UTILISATION N° 19052.005

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3D cutaway view of a mechanical fan assembly with visible blades and housing (no text or symbols)ultraSilence Technology by Helios


IP 45






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Diagram showing a device with a panel and its internal structure, labeled Abb.4 (no text or symbols on the diagram itself)ACHTUNG
Please keep this manual for reference with the unit! Print-No.:
INSTALLATION AND OPERATING INSTRUCTIONS NO. 19052.005
NOTICE DE MONTAGE ET D'UTILISATION N° 19052.005

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3D cutaway view of a mechanical fan assembly with no visible text or symbolsultraSilence Technology by Helios


IP 45






1.0 Important information Page 1
1.1 Warning instructions ...... Page 1
1.2 Safety instructions....Page 1
1.3 Warranty claims - exclusion of liability Page 2
1.4 Certificates - guidelines Page 2
1.5 Shipping Page 2
1.6 Receipt Page 2
1.7 Storage Page 2
1.8 Application Page 2
1.9 Performance data Page 3
1.10 Noise data Page 3
CHAPTER 2. GENERAL OPERATING INSTRUCTIONS ......Page 3
2.0 Personnel qualification....Page 3
2.1 Protection against contact Page 3
2.2 Motor protection device Page 3
CHAPTER 3. TECHNICAL DATA/DIMENSIONS Page 3
3.0 Type overview MiniVent M1/1... N / C Page 3
3.1 Technical data....Page 3
3.2 Accessories Page 4
3.3 Product service life Page 4
3.4 Dimensions Page 4
CHAPTER 4. FUNCTION ......Page 5
4.0 Functional description M1/100/120 N / C Page 5
CHAPTER 5. CLEANING/DISMANTLING Page 6
5.0 Cleaning Page 6
5.1 Dismantling of the facia . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 6
CHAPTER 6. INSTALLATION ......Page 7
6.0 Scope of delivery/Design....Page 7
6.1 Preparation for wall or ceiling installation (surface mounted) Page 7
6.2 Installation Page 7
6.3 Electrical connection Page 9
6.4 Connection of the supply line / Start-up Page 9
6.5 Mounting Page 10
6.6 Operation Page 11
CHAPTER 7. FUNCTION FOR INSTALLER ......Page 11
7.0 Function M1/100/120 N/C Page 11
7.1 Circuit diagram overview for M1/100/120 N / C Page 13
CHAPTER 8. SERVICING AND MAINTENANCE ......Page 14
8.0 Servicing and maintenance Page 14
8.1 Fault causes Page 14
8.2 Standstill and disposal Page 14
UK
CHAPTER 1
GENERAL INFORMATION
1.0 Important information
In order to ensure complete and effective operation and for your own safety, all of the following instructions should be read carefully and observed.
This document should be regarded as part of the product and as such should be kept accessible and durable to ensure the safe operation of the fan. All plant-related safety regulations must be observed.

DANGER

WARNING

CAUTION
1.1 Warning instructions
The accompanying symbols are safety-relevant prominent warning symbols. All safety regulations and/or symbols in this document must be absolutely adhered to, so that any risks of injury and dangerous situations are avoided!

DANGER
1.2 Safety instructions
Special regulations apply for use, connection and operation; consultation is required in case of doubt. Further information can be found in the relevant standards and legal texts.
⚠️ With regard to all work on the fan, the generally applicable safety at work and accident prevention regulations must be observed!
- All electrical work, as well as installation, servicing and maintenance of the fan must only be carried out by qualified electricians!
- The following must be observed before all cleaning, installation, servicing and maintenance work or before opening the terminal compartment:
- Isolate the device from the mains power supply and secure against being switched on again!
- The rotating parts must first come to a standstill!
-
Once the rotating parts come to a standstill, a waiting time of 3 min. must be observed, as dangerous voltages may be present due to internal capacitors even after disconnection from the mains!
-
All plant-related safety regulations must be observed!
If applicable, further country-specific regulations must also be observed! - A uniform inflow and free outlet must be ensured!
- When using a vented fire place (chimney) in a ventilated room, there must be sufficient supply air for all operating conditions (consult chimney sweep). The current locally applicable regulations and laws must be observed!
- MiniVent M1/100/120 N / C mini fans can be used by children over the age of 8 as well as persons with physical, sensory, or mental disabilities or lack of experience and knowledge, if they are supervised or instructed with regard to the safe use of the unit and they understand the resulting risks. Children must not play with the unit. Cleaning or user maintenance must not be carried out by unsupervised children.
1.3 Warranty claims - exclusion of liability
All versions of this documentation must be observed, otherwise the warranty shall cease to apply. The same applies to liability claims against Helios. The use of accessory parts, which are not recommended or offered by Helios, is not permitted. Any possible damages are not covered by the warranty. Changes and modifications to the unit are not permitted and lead to a loss of conformity, and any warranty and liability shall be excluded in this case.
1.4 Certificates - guidelines
If the product is installed correctly and used to its intended purpose, it conforms to all applicable EU guidelines at its date of manufacture.
1.5 Shipping
The fan is packed ex works in such a way that it is protected against normal transport strain. Carry out the shipping carefully. It is recommended to leave the fan in the original packaging.
1.6 Receipt
The shipment must be checked for damage and correctness immediately upon delivery. If there is any damage, promptly report the damage with the assistance of the transport company. If complaints are not made within the agreed period, any claims could be lost.
1.7 Storage
When storing for a prolonged time, the following steps are to be taken to avoid damaging influences: Motor protection by dry, airtight and dust-proof packaging (plastic bag with desiccant and humidity indicators). Vibration-free, water-tight and constant-temperature storage at a temperature in the range -20 °C to +40 °C.
In case of a storage period of more than three months or motor standstill, maintenance must be carried out before start-up according to chapter 4. In case of reshipment (above all, over longer distances; e.g. by sea), it must be checked whether the packaging is suitable for the form and route of transport. Damages due to improper transportation, storage or putting into operation are not liable for warranty.
1.8 Application
Normal use:
The MiniVent M1/100/120 N / C mini fans are suitable for conveying normal or slightly dusty (particle size < 10 μm), less aggressive and humid air, in moderate climates and in the range of their performance curves, see Helios sales documents / internet. Operation is only admissible with fixed installation within buildings. The maximum admissible media and ambient temperature is 40 °C. MiniVent M1/100/120 N / C mini fans correspond to protection category IP45, protection class II and may be installed in area 1 wet rooms according to VDE 0100 part 701.
- Reasonably foreseeable misuse:
The fans are not suitable for operation under difficult conditions, such as high levels of humidity, aggressive media, long standstill periods, heavy contamination, excessive loads due to climatic, technical or electronic influences. The same applies for the mobile use of fans (vehicles, aircraft, ships, etc.). Usage under these conditions is only possible with release approval from Helios, as the standard version is not suitable in this case.
- Improper, prohibited use:
Any use other than the intended use is not permitted! The conveying of solid matter or solid matter content > 10μm in air and liquid is not permitted. Transport media, which affect the materials of the fan, and abrasive media are not permitted. Use in explosive atmospheres is not permitted!
UK
1.9 Performance data
The unit type plate gives an indication of the mandatory electrical values; which must be coordinated with the local supply network. The fan performances* were established on a test stand according to DIN EN ISO 5801.
1.10 Noise data
Noise data that refers to certain distances apply to free field conditions. With regard to installation, the sound pressure level can differ significantly from the catalogue data, as it is highly dependent on the installation conditions, i.e. on the absorption capability of the room and the room size among other factors.
CHAPTER 2
GENERAL OPERATING INSTRUCTIONS
2.0 Personnel qualification
The electrical connection and start-up as well as installation, servicing and maintenance of the fan must only be carried out by qualified electricians.
- MiniVent M1/100/120 N/C mini fans can be used by children over the age of 8 as well as persons with physical, sensory, or mental disabilities or lack of experience and knowledge, if they are supervised or instructed with regard to the safe use of the unit and they understand the resulting risks. Children must not play with the unit. Cleaning or user maintenance must not be carried out by unsupervised children.
2.1 Protection against contact
MiniVent M1/100/120 N / C mini fans do not require a protection guard, as they meet the requirements of DIN EN 60335-2-80 section 20.101.
2.2 Motor protection device
The motors of the MiniVent M1/100/120 N / C are equipped with thermo contacts, which are wired in series with the winding, and which automatically switch off and on again after cooling.
CHAPTER 3
TECHNICAL DATA / DIMENSIONS
3.0 Type overview MiniVent M1/1.. N / C
M1/100 N / C with codable overrun timer and interval operation Ref.No. 6172.003 M1/120 N / C with codable overrun timer and interval operation Ref.No. 6361.003
3.1 Technical data
M1/100 N / C
Impeller ∅ [mm] 92 Electrical supply line NYM-O 3 x 1.5 mm²
Alternating current 1\~ Protection category IP 45 (water jet protection)
Voltage/frequency 230 V, 50 Hz Protection class II
Power consumption [W] 9/5 Weight approx. [kg] 0.8
Rated current [mA] 0.06/0.04 Speed [1/min] 2650/2250
Flow volume [m^3/h] 90/75
M1/120 N / C
Impeller ∅ [mm] 111 Electrical supply line NYM-O 3 x 1.5 mm²
Alternating current 1\~ Protection category IP 45 (water jet protection)
Voltage/frequency 230 V, 50 Hz Protection class II
Power consumption [W] 13/10 Weight approx. [kg] 1.05
Rated current [mA] 0.09/0.08 Speed [1/min] 2350/2050
Flow volume [m³/h] 170/150
UK
3.2 Accessories
WES 100 Wall installation kit Ref.No. 0717
WES 120 Wall installation kit Ref.No. 0486
MF 100 Mounting flange Ref.No. 6188
TWH 100 Telescopic wall sleeve Ref.No. 6352
TWH 120 Telescopic wall sleeve Ref.No. 6353
MBR Mounting cover strip Ref.No. 0281
3.3 Product service life
This unit is designed for a product service life of at least 40,000 h, in case of S1 operation with maximum power in the maximum permissible ambient temperature.
3.4 Dimensions
M1/100 N / C M1/120 N / C

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147 Ø98 52 35 96 All dimensions in mm All dimensions in mm
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fig .2fig. Ø118 Ø176 70 116 39UK
CHAPTER 4
FUNCTION
4.0 Functional description M1/100/120 N / C
With integrated, interval control, which enables automatic fan operation in preset intervals. The fan can be activated with an external switch (possibly connected to light) with approx. 45 sec. activation delay and approx. 6 minute overrun (time input). This resets the interval time, which starts again after the overrun time. Manual control (on/off) in parallel is also possible via a switch, but the function input has priority over this.
Setting options / factory settings\*:
- Activation delay: 0, 45 sec*, 90 sec., 120 sec.
- Overrun: 6*, 10, 15, 21 min.
- Instead of the activation delay, a push-button switch can also be connected (switch impulse min. 0.5 sec.), which activates the fan for the set overrun time when switched
- Interval operation: 0 hrs, 8 hrs, 12 hrs, 24 hrs; lower stage, higher stage
- Manual control (switch): Lower stage, higher stage

DANGER
△ The settings may only be changed by an authorised electrician!
The following functions are implemented:
Activation delay
After activation, the fan will start after the set activation delay. Thus, a room can be entered in case of activation/deactivation together with the light (via 2-pole switch), without the fan going into operation.
Overrun
After deactivation, the fan will continue to run and deactivate after a set time.
Interval operation
The fan can be put in adjustable time intervals into operation automatically. After the adjusted run on time the fan switches off automatically.
The interval time starts after the last switch off process on terminal 1 (time input), also with manual operation in the meantime (terminal 2). The manual operation does not have influence on the interval operation. The turn-on time in the interval operation corresponds to the adjusted run on time.

NOTE
In delivered condition the interval operation is deactivated.
Test mode
When there is no voltage present (power failure, fuse, etc.), the fan is in the test mode for 1 minute (Requirement: unit with factory setting. In this case the activation delay and the overrun function is deactivated within the first minute, or for a switching cycle.
UK
CHAPTER 5
CLEANING/
DISMANTLING

DANGER
5.0 Cleaning
△ The safety instructions in chapter 1.2 must be observed!
- Before cleaning, isolate the fan from the mains power supply and secure against being switched on again!
– Clean facia and visible casing parts with a damp cloth - Do not use aggressive, paint-damaging cleaning agents!
– High pressure cleaners or jet water is not permitted!
5.1 Dismantling of the facia
Procedure:
- Isolate fan from mains power supply and secure against being switched on again!
- By pressing the snap-in hooks, the facia ① can be unlocked and removed (fig. 3/4).

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fig.3 Unlock and remove the facia by pressing the 2 snap-in hooks.
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Diagram showing a device with a labeled component and its internal structure, no text or symbols present.UK

ATTENTION
All subsequent information and instructions are intended solely for authorised electricians!
CHAPTER 6
INSTALLATION
6.0 Scope of delivery/Design
Leave the delivery unit in its box until installation. Check that the fan is in good condition and has not been damaged in transit.

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MiniVent M1/100/120 N / C fig.5 ① ② ③ ④ ⑤ ⑥ ⑦ ⑧①Facia
②Terminal compartment cover incl. 2x fastening screws
③Control board
④ Plastic casing with impeller
⑤Guide vane removable at reduced installation depth
⑥Back draught shutter removable
⑦Cable grommet
⑧Assembly kit
2x screws including plugs for wall mounting

WARNING
6.1 Preparation for wall or ceiling installation (surface mounted)
The safety instructions in chapter 1.2 must be observed!
The fan is delivered as a complete unit, i.e. ready for connection, as standard. The installation and start-up of the fan should take place after the completion of all other works and after the final cleaning, in order to prevent damage and contamination of the ventilation unit.
After the removal of packaging and the start of installation, the following points must be checked:
– is there any transport damage,
- broken or bent parts
- freewheeling of the impeller
6.2 Installation
The M1/100/120 N/C MiniVent is designed for direct wall installation. The housing must not be deformed or warped during installation, and the flat structure of the installation surface must be ensured. The fans must only be installed on sufficiently solid and stable subsurfaces with suitable fastening materials. Sufficient backflow must be ensured! If applicable, observe instructions in DIN 1946-6.
1. Cable exit from the wall:
- The location of the cable outlet varies in the dark area (fig.6).
- Distance to the duct centre depending on cable exit 58/68* mm with a variable position under the casing.
- For a simple assembly an exit is recommended as shown (turnable by 90^ in each case).
The optimal position is 45^ each if the cable exit is directly at the position of the cable grommet.
UK
- Duct inside diameter M1/100 N / C = 100 mm or M1/120 N / C = 120 mm and distance to room corners: at least 90 mm.
- With regard to surface mounted cabling, the side entry knockout for the cable (fig.9, Pos ①) in the casing must be broken out!
- The connection cable and the control line must be stored so that no water can get in along the cable in case of water exposure. The cables must not be placed over sharp edges!

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fig.6 Cable exit possible as required in dark area min. 90 mm -558 mm 1-68 mm Ø 100 mm Ø 120 mm* Recommended cable exit optional 0...-360°, ideally 45° drill holes * Type M1/120..
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Fig.7 Cable routing under the casing. Cable length from wall at least 180 mm.2. Drill holes:
Set casing against the wall, mark the holes and drill. Fasten with at least 2 screws and plugs.
3. Back draught shutter and guide van
- When installing the device, the guide vane must be mounted vertically (fig. 8). Snaps into place every 90^ rotation.
- Affix the rubber foam (scope of delivery) before final assembly (fig.8)

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Fig.8 When installing the device, the guide vane ⑤ must be mounted vertically (as depicted). Snaps into place every 90° rotation. Affix the rubber foam top Back draught shutter ⑥ removable bottom Guide vane ⑤ removable vertical for wall installation
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fig.9 ① Break out entry knockout for cable for wall mounting ② Condensate drain holes for ceiling suspension.UK
4. Mounting flange MF 100 (Accessories)
If there are space restrictions in ceilings, in thin walls and in narrow shafts. Attach MF 100 to the wall or ceiling at a suitable angle (any number possible). Then fasten the fan to the MF 100 with the provided screws (fig. 10/11). Also suitable for mounting a pull-cord switch (Accessories).

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fig.10 MF 100 snap-on Wall 12 32 52 installation depth
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fig.11 Ceiling MF 100DANGER
6.3 Electrical connection
⚠ The safety instructions in chapter 1.2 must be observed!
- The electrical connection and initial start-up are to be carried out in accordance with the relevant wiring diagram and are only to be carried out by a certified electrician.
- All relevant standards, safety regulations (e.g. DIN VDE 0100), as well as the technical connection conditions of energy suppliers are to be adhered to!
- A multipole mains section switch/isolator, with a minimum contact opening of 3 mm (VDE 0700 T1 7.12.2 / EN 60335-1) is mandatory!
- Network configuration, voltage and frequency must be consistent with the rating plate information.
6.4 Connection of the supply line / Start-up
- A commercially available NYM line must be used, maximum diameter 11 mm
- Pre-pierce grommet with round tool or pierce directly with supply line (fig.9, Pos ③)
- Remove sheath to 100 mm. Strip wires to 7 mm (fig.12)
- Carefully push cable through the grommet
- Place wires in the cable channel and connect according to wiring diagram (page 10)
- Check the waterproofing of the connection cable and tight clamping of the strands
- If the grommet does not evenly enclose the sheathed cable once the supply line is installed, the grommet must be additionally sealed, e.g. with Silicone N. Otherwise, the IP protection will expire
- The connection cable and the control line must be stored so that no water can get in along the cable in case of water exposure. The cables must not be placed over sharp edges!
- Check designated use of fan
- Compare mains voltage to rating plate data
- Check fan for solid mounting and professional electrical installation
WARNING
UK
WARNING
- Check freewheeling of the impeller
- Check all parts for tightness, particularly screws, protection guards. Do not loosen screws in the process!
- Check fan for vibration and noise during test run
- Compare power consumption to rating plate data

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fig.12 fig Sealing compound 7 mm 100 mm- Length of single conductors 100 mm
- Stripping length 7 mm
- Strip sheathed cable flush with cable duct

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① ② Attach terminal compartment cover- Align terminal compartment cover ② with groove, attach and screw to casing.
- Then snap-in facia ①.
6.5 Mounting

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Mount guide vane with back draught shutter at the end of the duct or just omit it. Duct channel 90° bend Assembly in cramped conditions
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Fig.15fig. Fan WES 1.. or TWH 1.. Core drill hole M1/100 N / C = Ø 115 mm M1/120 N / C = Ø 130 mm Guide vane with back draught shutter Room side Standard installation OutsideUK

WARNING
6.6 Operation
The safety instructions in chapter 1.2 must be observed!
In order to ensure the smooth functioning of the fan, the following must be checked on a regular basis:
- Appearance of dust or contaminant deposits in the housing or on the motor and impeller
– Freewheeling of the impeller
– Occurrence of excessive vibration and noise
In case of problems with one of the aforementioned points, maintenance must be carried out according to the instructions in chapter 8.
CHAPTER 7
FUNCTION FOR INSTALLER

DANGER
7.0 Function M1/100/120 N / C
△ The safety instructions in chapter 1.2 must be observed!
- Activation delay (0 sec, 45 sec, 90 sec, 120 sec) DIP switch S1-2 (see SS-920.1)
When switching on the terminal 1, the fan starts after the set activation delay time. Thus a room can be entered and left within a short time without starting the fan (e.g. via double-pole light switch) Activation delay factory setting approx. 45 seconds.
- Push-button operation
If an activation delay is not activated "off", the fan can be controlled at terminal 1 with a push-button (switch impulse at least 0.5 sec.).
- Overrun (6 min, 10 min, 15 min, 21 min) DIP switch S3+4 (see SS-920.1)
When terminal 1 is switched off, the fan will continue to run and will automatically deactivate after a set time. Factory setting approx. 6 minutes.
- Interval operation (0 hrs, 8 hrs, 12 hrs, 24 hrs) DIP switch S5+6 (see SS-920.1)
The fan can be put in adjustable time intervals into operation automatically. After the adjusted run on time the fan switches off automatically.
The interval time starts after the last switch off process on terminal 1 (time input), also with manual operation in the meantime (terminal 2). The manual operation does not have influence on the interval operation. The turn-on time in the interval operation corresponds to the adjusted run on time. Factory setting approx. 0 hrs.
In delivered condition the interval operation is deactivated. The DIP switches have to be adjusted according to the table for a desired interval (see SS-920.1).
- Changing the factory setting
DIP switch (see (see SS-920.1). Isolate the unit from the mains electric supply!
Room lighting
In connection with the room lighting (terminal 1 or 2), a double-pole switch must be used.

IMPORTANT
IMPORTANT: Wiring in parallel
Wiring in parallel of several fans is not permitted.
- Jumper
Depending on the jumper setting, the fan type M1/100 N / C runs with 75 or 90 m³/h and for M1/120 N / C mit 150 or 170 m³/h.
Jumper 1 (see SS-931)
UK
- Type M1/100 N / C
Position A - factory setting
Cl. 1 = 75 m³/h, activated via time function
Cl. 2 = 90 m³/h, manual activation
Position B
Cl. 1 = 90 m³/h, activated via time function
Cl. 2 = 75 m³/h, manual activation
- Type M1/120 N / C
Position A - factory setting
Cl. 1 = 150m^3 /h ,activated via time function
Cl. 2 = 170 m³/h, manual activation
Position B
Cl. 1 = 170 m³/h, activated via time function
Cl. 2 = 150 m³/h, manual activation
NOTE
Functional test - Test mode:
When applying the supply voltage the fan is in the test mode for 1 minute (Requirement: Factory setting of DIP-switch, see wiring diagram SS-920.1).
In this case the activation delay and the overrun function is deactivated within the first minute, or for a switching cycle.
UK
CIRCUIT DIAGRAM OVERVIEW
M1/100 N/C
M1/120 N / C
7.1 Circuit diagram overview for M1/100/120 N /C
Connection client

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M1/...NC SS-917 N L 1 2 a) b) L N 1 2 a) Zeitfunktion b) manuell Ein
flowchart
graph TD
A["Internal functional principle / Jumper position"] --> B["N"]
A --> C["L"]
A --> D["1"]
D --> E["Zeit-Eingang"]
E --> F["Manueller-Eingang"]
F --> G["M1~"]
G --> H["SS-931"]
Inverse voltage / room lighting / glow lamp
Due to electronics a "low-energy" inverse voltage rests at terminal 1. In order to avoid a permanent glow by use of a glow lamp in a switch, a capacitor (X2 capacitor with 0,33 μF/250VAC withstand / not provided by Helios) can be used in parallel with glow lamp. In order to not affect the electronics negatively, room lighting is to be generally connected via a double-pole switch.
UK

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DIP switch settings SS-920.1 DIP-Schalter / Switch / Commutateur 1 2 3 4 5 6 Einschaltverzögerung Delayed start Démarrage temporisé 0 sec off off — — — — 45 sec,on off — — — — — 90 sec(off,on — — — — — — 120 sec,on,on — — — — — Nachlauf / Einschaltzeit 6 min — — off off — — Run on time / Running time 10 min — —,on off — — Temporisation / Durée de fonctionnement 15 min — —(off,on — — 21 min — —,on,on — — Intervalzeit, Einschaltdauer= Nachlaufzeit 0 Std — — — — off off Interval time Running time = Run on time Durée intervalle 8 Std — — — —,on off Durée de fonctionnement = Temporisation 12 Std — — — —(off,on 24 Std — — — —,on,onCHAPTER 8
SERVICING/ MAINTENANCE
DANGER
8.0 Servicing and maintenance
⚠ The safety instructions in chapter 1.2 must be observed!
- Before any work, isolate the fan from the mains power supply and secure against being switched on again!
- The units are basically maintenance-free, there is no provision for user-maintenance. Nevertheless, all necessary maintenance work must be carried out by trained electricians!
- Excessive deposits of dirt, dust, grease, etc. on the impeller, motor, protection guard and, above all, between the housing and the impeller, are not permitted, as these can lead to an unbalance in the impeller, overheating of the motor or the blocking of the impeller.
– In cases of longer periods of standstill, maintenance must be carried out when the unit is restarted.
The following must be checked:
- Secure mounting of the fan to the subsurface / system, replace in case of doubt
- Remove contaminant deposits
- Mechanical damage, decommission unit, replace damaged parts
- Tightness of screw connections, do not loosen screws in the process!
• Housing surface coating (e.g. rust, paint defects) - Freewheeling of the impeller -> Is the impeller not running freely- see Fault causes8.1
- Bearing noises
• Vibrations– see Fault causes 8.1
• Power consumption according to type plate - see Fault causes 8.1
WARNING
8.1 Fault causes
The safety instructions in chapter 1.2 must be observed!
| Error/fault | Causes | Troubleshooting |
| Fan does not start | - No voltage | Check mains voltageCheck connection according to circuit diagram |
| - Impeller blocked | Clear blockade, clean, replace impeller if neces. | |
| - Motor blocked | Contact Helios customer services | |
| Fuse blows | - Short-circuited coil in motor | Contact Helios customer services |
| - Supply line/connection damaged | Replace parts, replace motor if necessary(Contact Helios customer services) | |
| - Connected incorrectly | Check connection, change | |
| Vibrations | - Contamination | Clean |
| - Mounting-related resonance | Check/repair mounting | |
| Abnormal noises | - Grinding impeller | Clean impeller, replace if necessary |
| - Bearing damage | Contact Helios customer services | |
| - Mechanical damage | Carry out maintenance | |
| Fan does not perform (speed) | - Insufficient air supply | Check/clear inflow and outflow |
| - Incorrect voltage | Check/change connection | |
| - Bearing damage | Contact Helios customer services | |
| - Contamination | Clean | |
| - Insufficient backflow | Enlarge backflow openings |
WARNING

8.2 Standstill and disposal
△ The safety instructions in chapter 1.2 must be observed!
Parts and components of the fan, whose service life has expired, e.g. due to wear and tear, corrosion, mechanical load, fatigue and/or other effects that cannot be directly discerned, must be disposed of expertly and properly after disassembly in accordance with the national and international laws and regulations. \~The same also applies to auxiliary materials in use. Such as oils and greases or other substances. The intended and unintended further use of worn parts, e.g. impellers, rolling bearings, filters, etc. can result in danger to persons, the environment as well as machines and systems. The corresponding operator guidelines applicable on-site must be observed and used.
UK
Notes:
Notes:
UK

Please keep this manual for reference with the unit! Print-No.:
INSTALLATION AND OPERATING INSTRUCTIONS NO. 19052.005
NOTICE DE MONTAGE ET D'UTILISATION N° 19052.005
D
UK
F

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3D cutaway view of a mechanical fan assembly with no visible text or symbolsultraSilence
Technology by Helios


IP 45





CE
6.2 Installation Page 7
Puissance absorbée [W] 13/10 Poids approx. [kg] 1,05
M1/100 N/C M1/120 N/C

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147 Ø98 52 35 96 Dim. en mm Dim. en mm
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Fig. 2Fig Ø118 Ø176 70 39 116CHAPITRE 4
FONCTIONNALITÉS
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Diagram showing a device with a labeled component and its internal structure, no text or symbols present.ATTENTION
Please keep this manual for reference with the unit! Print-No.: