Humidifier B 280 with Automatic Water Supply and UV Disinfection
This version additionally features a direct water connection option for convenient continuous operation and is additionally equipped with an integrated UV disinfection system.
The Brune B 280 is a powerful electronic evaporative humidifier for medium-sized rooms. Thanks to its proven cold evaporation principle, the unit operates hygienically and without limescale deposits.
With integrated humidity sensors, the B 280 regulates itself automatically in auto mode and reliably maintains a constant, comfortable indoor humidity level.
Automatic Water Supply – Convenience for Continuous Operation
With the automatic water supply, the humidifier is connected directly to a water line.
Thanks to the automatic water supply, manual refilling is no longer necessary. This makes the B 280 perfectly suitable for hassle-free continuous operation. This is particularly practical in large rooms or commercial environments.
The water supply is controlled and automatically regulates the water level.
For additional safety, the following accessories are recommended for this version:
- Safety Drip Tray B280 : for excess water
- Brune Safety Pressure Hose for the Inlet Area : the water supply is automatically stopped as soon as water is detected in the hose
- Water Monitor with Valve B280 : shuts off the water supply in the event of an alarm
UV Disinfection – Hygienic Water Treatment
The optional UV disinfection system provides additional hygiene in the water tank.
An integrated UV lamp irradiates the water inside the unit and reduces germs, bacteria, and microorganisms. This improves water quality and significantly minimizes the risk of contamination inside the tank.
The UV disinfection operates automatically and requires no additional user interaction.
Technical Data of the Brune B 280 Humidifier
| Specification | Details |
|---|---|
| Power supply / Voltage | 230 Volt ~ 50 Hz |
| DC Input | 24 Volt; 2.5 Ampere |
| Power consumption | Maximum 45 Watts |
| Evaporation capacity | Approx. 1.2 liters per hour |
| Airflow rate | 500 m³/h |
| Water capacity | Approx. 25 liters |
| Safety | CE marking |
| Control | Display |
| Color | Anthracite |
| Operating noise | 32 – 44 dBA (depending on fan speed) |
| Dimensions | 64.5 cm (width) x 66.5 cm (height) x 29.5 cm (depth) |
| Net weight | Approx. 14 kg |
| Suitable for rooms up to | Max. 500 m³ |
For more information about operating the B 280, please see the main version: Brune B 280 Humidifier for Medium-Sized Rooms – White
2.2 Intended use
The B 280 evaporative humidifier is intended exclusively for humidifying and cleaning the room air in a private environment and is not suitable for use in the medical sector.
Intended use also includes compliance with all information in these instructions.
Any use of the device exceeding or deviating from its intended use is considered misuse.
Storage and recommissioning
Never leave water in the container when the appliance is not in use.
Empty and clean the humidifier before storage.
Clean the humidifier before the next use.
Hygienic operation
When operating with clean fresh drinking water and maintained as instructed in this manual, the device must be used safely for humidification in private households. Drinking water, however, contains bacteria and microorganisms. In order to ensure the hygienic and proper operation of the humidifier, regular water exchange and regular cleaning is essential. Failure to do so may cause health problems. Therefore, always follow the cleaning instructions and keep your device clean and fresh.
Misuse
WARNING! Danger in case of misuse! Misuse of the B 280 evaporative humidifier can lead to dangerous situations, damage to the appliance or to furnishings.
- Only fill the humidifier with fresh ordinary tap water (max. 150 CFU/ml).
- Do not add essential oils or other flammable liquids.
- Only use additives approved by Brune Luftbefeuchtung Proklima GmbH.
- Do not use fragrances or aromas.
- Never cover the appliance.
- Never place objects on the humidifier. This applies in particular to electrical appliances or containers filled with liquid.
- Do not climb on or sit on the appliance.
- Do not transport any objects with the appliance.
- Do not use the humidifier in rooms with air polluted by dust, microbes or chemicals.
2.3 Hazards posed by the humidifier
The humidifier is built according to the state of the art and in accordance with current safety requirements. Nevertheless, residual hazards remain that require careful action. The residual hazards and the resulting behaviours and measures are listed below.
Electric current
DANGER! Danger to life from electric current! Touching live parts of the power supply unit poses an immediate danger to life from electric shock. Damage to the insulation or individual components can be life-threatening.
- Keep moisture away from live parts. This can lead to a short circuit.
- Always unplug the mains plug first before cleaning and troubleshooting.
- Never immerse the appliance in water.
- Never point the outlet opening at electrical appliances or sockets.
- Never touch the mains plug with wet hands. When unplugging the mains plug, always pull on the plug, never on the cable.
- Always route the power cable so that it cannot come into contact with heat sources, moisture, oil, sharp objects, sharp edges, etc.
Special groups of persons and children
WARNING! Danger for special groups of persons and children! This appliance is not intended to be used by persons (including children) with reduced physical, sensory or mental abilities or lack of experience and/or knowledge.
- Supervise children to ensure that they do not play with the appliance.
- Packaging materials must not be used for play. There is a danger of suffocation.
- Keep batteries away from children.
Inadequate cleaning
WARNING! Health hazard due to inadequate cleaning! Inadequate cleaning can release bacteria and germs.
- Replace the evaporator filter after three months at the latest.
- Always observe the time intervals for cleaning, filter replacement and water replacement described in chapter 5 “Cleaning and care” on page 27.
- In case of heavy contamination of the room air and the water, shorten the time intervals accordingly.
Over-humidification
WARNING! Health hazard due to over-humidification! Over-humidified air promotes the formation of mould and germs harmful to health.
- In living rooms, do not exceed the recommended value of 50 - 60 % humidity.
- To prevent damage to health, persons with asthma, respiratory diseases or lung complaints should consult a doctor before using the humidifier.
- Do not place the appliance near furnishings that absorb water, such as curtains, wallpaper and carpets.
UV lamp
WARNING! Risk of injury from mercury in the UV lamp! Mercury can leak out due to improper transport, operation or handling of the UV lamp. Contact with mercury can lead to serious poisoning, skin irritation and eye damage.
- Always handle UV lamps containing mercury with care.
WARNING! Risk of injury from UV light! UV light irritates and damages the eyes and can cause skin irritation.
- Unplug the mains plug before changing the UV lamp.
- Do not look at the switched-on UV lamp.
- If the eyes are flash-burned, immobilise them by applying a wide, opaque bandage and take the injured person to an eye clinic.
Batteries (only for wireless appliances / not included in the scope of delivery)
WARNING! Risk of injury from incorrect handling of batteries! If batteries are handled incorrectly, there is a risk that the batteries may explode or that liquid harmful to health may leak from the batteries. The liquid can cause chemical burns to the skin on contact, serious poisoning if swallowed and blindness on contact with the eyes.
- Never attempt to charge batteries.
- Never short-circuit the contacts (positive and negative poles) of the battery.
- Never expose batteries to wetness or moisture (rain, salt water, liquids). A damp or wet battery must never be used.
- Never use or store batteries in places where there is an explosive atmosphere or where high temperatures can occur.
- Never attempt to solder, repair, change the shape of, modify or dismantle batteries.
- Always protect batteries from access by unauthorised persons.
- To avoid fire, overheating, explosion or leakage of liquid, never expose batteries to violent shocks, heavy weight loads or other harmful influences. Leaked liquid can ignite.
- After eye contact with leaked liquid, immediately rinse the eye, also under the eyelid, with clear water for at least 15 minutes. Direct a gentle stream of water directly into the eye and do not rub. Seek medical help immediately.
- Avoid skin contact with leaked liquid. In case of accidental skin contact, wash the affected skin area with plenty of water and soap.
Unsuitable installation location
NOTICE! Risk of damage to property from incorrect placement of the humidifier!
- Only place the humidifier on level, sufficiently load-bearing and moisture-resistant floors.
- Do not place the appliance near furnishings that absorb water (for example curtains, wallpaper, carpets).
2.4 Environmental protection
NOTICE! Danger to the environment from incorrect handling of environmentally hazardous substances! Incorrect handling of environmentally hazardous substances, especially incorrect disposal, can cause considerable damage to the environment.
- Always observe the notes below on handling environmentally hazardous substances and their disposal.
Batteries contain toxic heavy metals. They are subject to hazardous waste treatment and must be handed in at municipal collection points or disposed of by a specialist company.
UV lamps are hazardous waste and, because of their mercury content, must not be put into ordinary waste. Disposal must be carried out by a specialist disposal company.
3.1 Transporting and setting up
- Only place the humidifier on level, sufficiently load-bearing, moisture-resistant floors.
- Make sure that air circulation is ensured. The air inlet opening and air outlet opening must not be covered.
- The distance to other objects in the surroundings must be at least 10 cm at the sides and at least 20 cm above.
- For optimal function, the appliance can be placed near a heat source. However, the direct effect of temperature should not exceed 50 °C.
For water-sensitive floors, a safety drip tray must be used.
NOTICE! Risk of damage to property from tipping of the humidifier! If the humidifier is moved, there is a risk that the appliance will tip over. This can cause damage to the appliance or the floor.
- Whenever possible, move the humidifier along the longitudinal axis (fig. 3).
- Always empty the water container before changing location.
WARNING! Danger when lifting the humidifier!
- Always empty the water container before changing location.
- Only lift the humidifier with two people.
Damaged connection cable! If the power cable of this appliance is damaged, it must be replaced by a special connection cable! This is available from the manufacturer or your customer service.
NOTICE Only use original power supply units approved by the manufacturer! Type designation: TP06-CBR62368UL or XY60S-2402500Q-UD
NOTICE! Risk of damage to property from overfilling the humidifier! The water container is in danger of overflowing if the WATER TANK display flashes green and filling continues.
Wasserfrisch (optional) Observe the dosage, use and disposal instructions given on the Wasserfrisch packaging.
NOTICE! Environmental damage from biocides! The biocides contained in Wasserfrisch are harmful to the environment in larger quantities.
- Use biocides safely.
- Obtain information on environmentally friendly disposal from the local municipal authority or specialist disposal companies.
- Always read the labelling and product information before use.
- Safety data sheet can be requested.
Water connection (optional): Have the humidifier connected via the solenoid valve on the back by sanitary specialists.
Additional safety accessories To reduce the risk of damage to property, the following safety accessories are recommended:
- Safety drip tray
- Pressure hose with Aquastop (AWZ appliances)
To switch the humidifier off safely, during maintenance or during long-term standstill: Pull the plug.
NOTICE! Damage to property from short circuit! Only code the wireless sensor system with a non-metallic object.
5 Cleaning and care
WARNING! Risk of injury from UV light! UV light irritates and damages the eyes and can cause skin irritation.
WARNING! Risk of injury from moving parts! A rotating fan wheel can cause hand injuries.
Disconnect the appliance from the mains before maintenance work.
NOTICE! Caution, risk of tipping! Risk of damage to property from escaping water. When removing the water tank, make sure that the appliance does not tip over.
Source: manufacturer's operating instructions (Brune B 280, 2025-04).
- Product type
- Humidifier
- Shipping Weight
- 20 kg