X-CUBE SCHOOLAIR-B

X-CUBE SCHOOLAIR-B-HE

Tested to VDI 6022

Conforms to VDI 6022

Levelling foot

Filter chamber cover

Water connection

Cross counter flow heat recovery unit

X-CUBE SCHOOLAIR-B

Supply and extract air unit with heat exchanger and heat recovery, secondary air option, for installation under the sill

Ready-to-operate decentralised ventilation unit that provides good comfort levels, used for the ventilation and extract ventilation of rooms such as classrooms in schools

Acoustically optimised EC fans with low specific fan power, SFP = 0 to EN 16798-3
Plate heat exchanger for heat recovery (air/air), including bypass with electric actuator
Highly efficient heat exchanger for heating and cooling as 2-pipe or 4-pipe system
Heat recovery all year round
Reduction of fine dust and pollen contamination due to integral filters that conform to VDI 6022 – F7 fresh air filter and G3 extract air filter
Easy filter change, no tools required
Condensate drip tray with condensate drain
Motorised shut-off dampers, normally closed (NC)
Installation without interruption to the operations of the respective school

Optional equipment and accessories

Modular control system FSL-CONTROL II, specially for decentralised ventilation systems
Demand-based fresh air volume, free cooling and night purge, depending on control strategy
Various fixing systems to fix the unit to the floor or wall
Variable heat recovery
Powder-coated RAL 9005 (black)

Application

Application

Ventilation and extract ventilation of rooms with a depth up to approx. 6 m
2-pipe or 4-pipe heat exchangers enable good comfort levels
Inducing displacement flow
Energy-efficient solution since water is used for heating and cooling
For new buildings, refurbishment projects and revitalisation projects
Installation under the sill
Typical applications include classrooms in schools, playrooms in daycare facilities, meeting rooms and offices with a high air change rate

Special characteristics

Decentralised ventilation unit for high volume flow rates
Motorised shut-off dampers for fresh air and exhaust air, normally closed (NC) in order to prevent uncontrolled airflows and the carry over of smoke
Demand-based ventilation and extract ventilation is possible by means of monitoring the room air quality and with dedicated control equipment
For demand-based ventilation
Recuperative heat recovery with motorised variable bypass all year round
Heat exchanger as 2-pipe or 4-pipe system, with G½" union nuts and flat seals
Meets the hygiene requirements of VDI 6022
Filter class: F7 for fresh air, G3 for extract air
Easy filter change with quick release fasteners, no tools required
Condensate drip tray with condensate drain
Compact construction, hence particularly suitable for refurbishment projects

Nominal sizes

SCHOOLAIR-B: 1590 × 650 × 420 mm (B × H × T)
SCHOOLAIR-B-HE: 2090 × 750 × 420 mm (B × H × T)

Description

Variants

SCHOOLAIR-B – volume flow rates: 150, 200, 250 and 320 m³/h, with cross flow plate heat exchanger for heat recovery
SCHOOLAIR-B-HE – volume flow rates: 200, 250, 300 and 400 m³/h, with cross counter flow plate heat exchanger for heat recovery

Construction

Powder-coated RAL 9005, black

Accessories

Outer casing made of wood, with integral supply air and extract air grilles

Useful additions

Modular control system FSL-CONTROL II, specially for decentralised ventilation systems
Connecting hoses

Construction features

2 energy-efficient EC fans with low specific fan powers, SFP = 1 according to EN 13779
Fresh air flow rate up to 400 m³/h, depending on construction variant
Cross flow or counter flow plate heat exchanger
Motorised shut-off dampers for fresh air and exhaust air, normally closed (NC) in order to prevent uncontrolled airflows and the carry over of smoke
The supply air is discharged to the room as an inducing displacement flow from the lower front part of the unit
Extract air is taken in to the upper part of the unit

Materials and surfaces

Casing, filter chamber cover, fans and levelling feet are made of galvanised sheet steel
Heat exchanger with copper tubes and aluminium fins
Plate heat exchanger (heat recovery) made of aluminium
Casing powder-coated, black (RAL 9005)
F7 filter medium made of moisture-resistant glass fibre paper (certified by Eurovent)
Mineral wool lining to DIN 4102, fire rating class A, faced with glass fibre fabric as a protection against erosion, effective with airflow velocities up to 20 m/s
Closed cell sealing strips

Standards and guidelines

Façade ventilation units of Type SCHOOLAIR-B conform to VDI 6035 and VDMA 24390
Hygiene certificate to VDI 6022
Heating/cooling fluid conforms to VDI 2035
Meets the requirements of EU directive 1253/2014 (ErP).

Maintenance

VDI 6022, Part 1, applies (Hygiene requirements for ventilation and air-conditioning systems and units)
The heat exchanger can be vacuumed with an industrial vacuum cleaner if necessary
It can also be cleaned with commercial, non-aggressive cleaning agents

TECHNICAL INFORMATION

Function, Technical data, Quick sizing, Specification text, Order code

Schematic illustration of X-CUBE SCHOOLAIR-B

① Casing
② Extract air opening
③ Cover of G3 coarse dust filter chamber
④ Cover of F7 fine dust filter chamber
⑤ Supply air temperature sensor (optional)
⑥ Heat exchanger
⑦ Electrical connections
⑧ Opening for fresh air with fresh air temperature sensor (optional)
⑨ Exhaust air opening
⑩ Water connections

Width	1590 mm SCHOOLAIR-B, 2090 mm SCHOOLAIR-B-HE
Height	650 mm SCHOOLAIR-B, 750 mm SCHOOLAIR-B-HE
Depth	420 mm
Volume flow rate	150, 200, 250 m³ /h (boost: 320 m³ /h) with SCHOOLAIR-B
Volume flow rate	150, 225, 300 m³ /h (boost: 400 m³ /h) with SCHOOLAIR-B-HE
Cooling capacity	Up to 1750 W
Heating capacity	Up to 6500 W
Room cooling capacity	Up to 1000 W
Room heating capacity	Up to 1700 W
Sound power level	32 – 49 dB(A) (depending on variant)
Max. operating pressure, water side	6 bar
Max. operating temperature	75 °C
Supply voltage	230 V AC ±10%; 50/60 Hz
Weight	70 kg (SCHOOLAIR-B), 125 kg (SCHOOLAIR-B-HE)

X-CUBE SCHOOLAIR-B (Auslegungsbeispiele)

Zuluftvolumenstrom	m³/h	150	200	250	320
Außenluftvolumenstrom	m³/h	150	200	250	320
Gesamtkühlleistung	W	687	913	1130	1390
Raumkühlleistung	W	401	534	668	791
Temperatur der Luft im Gerät	°C	32	32	32	32
rel. Feuchte	%	40	40	40	40
Wassergehalt der tr. Luft	kg	11,9	11,9	11,9	11,9
Zulufttemperatur	°C	18	18	18	18,6
Kondensat	g/h
Kaltwassermenge	l/h	90	150	220	250
Wassereintrittstemperatur	°C	16	16	16	16
Wasseraustrittstemperatur	°C	22,6	21,2	20,4	20,8
Druckverlust wasserseitig	kPa	<3	<3	<3	<5
Gesamtheizleistung	W	2910	3780	4660	5810
Raumheizleistung	W	972	1202	1445	1721
Temperatur der Luft im Gerät	°C	–12	–12	–12	–12
Zulufttemperatur	°C	39,4	38,0	37,3	36,1
Warmwassermenge	l/h	70	100	140	200
Wassereintrittstemperatur	°C	60	60	60	60
Wasseraustrittstemperatur	°C	24	27,3	31,2	34,8
Druckverlust wasserseitig	kPa	<3	<3	<3	<5
Schallleistungspegel L_WA	dB(A)	29	34	38	43
Schalldruckpegel inkl. 8 dB Systemdämpfung	dB(A)	21	26	30	35
Wirkleistung Pe,l	W	24	30	40	56

X-CUBE SCHOOLAIR-B-HE (Auslegungsbeispiele)

Zuluftvolumenstrom	m³/h	150	225	300	400
Gesamtheizleistung	W	2920	4060	5310	6530
Raumheizleistung	W	927	1105	1383	1363
Temperatur der Luft im Gerät	°C	-12	-12	-12	-12
Zulufttemperatur	°C	39,5	35,7	34,8	31,2
Warmwassermenge	l/h	80	120	200	250
Wassereintrittstemperatur	°C	60	60	60	60
Wasseraustrittstemperatur	°C	28,4	30,7	37,0	37,3
Druckverlust wasserseitig	kPa	<3	<4	<15	<22
Schallleistungspegel L_WA	dB(A)	33	40	44	49
Schalldruckpegel inkl. 8 dB Systemdämpfung	dB(A)	25	32	36	41
Wirkleistung Pe,l	W	29	47	80	137

X-CUBE SCHOOLAIR-B-HV (Auslegungsbeispiele)

Zuluftvolumenstrom	m³/h	200	300	400	600
Gesamtheizleistung	W	1680	2500	3260	4150
Raumheizleistung	W	701	1002	1336	1303
Temperatur der Luft im Gerät	°C	7,6	7,6	7,6	7,6
Zulufttemperatur	°C	31,5	31,0	31,0	27,5
Warmwassermenge	l/h	40	65	95	115
Wassereintrittstemperatur	°C	60	60	60	60
Wasseraustrittstemperatur	°C	32,0	28,0	31,0	29,0
Druckverlust wasserseitig	kPa	4	10	20	25
Schallleistungspegel L_WA	dB(A)	31	37	42	49
Schalldruckpegel inkl. 8 dB Systemdämpfung	dB(A)	23	29	34	41
Wirkleistung Pe,l	dB(A)	40	65	105	205

Decentralised ventilation unit with supply and extract air function, with heat exchanger and heat recovery, secondary air option (based on air quality), for installation under a sill.

Materials and surfaces

Gehäuse, Filterdeckel, Ventilatoren und Stellfüße aus verzinktem Stahlblech
Wärmeübertrager aus Kupferrohren und Aluminiumlamellen
Platten-/ Rotationswärmeübertrager (WRG) aus Aluminium
Gehäuse pulverbeschichtet, schwarz (RAL 9005)
ePm1-Filtermedium aus nassfestem Glasfaserpapier (Eurovent-zertifiziert)
Auskleidung mit Mineralwolle nach DIN 4102 Baustoffklasse A mit aufkaschiertem Glasseidengewebe vor Abrieb durch strömende Luft bis max. 20 m/s geschützt
Dichtbänder aus geschlossenporigem Material

Gehäuse, Filterdeckel, Ventilatoren und Stellfüße aus verzinktem Stahlblech
Wärmeübertrager aus Kupferrohren und Aluminiumlamellen
Platten-/ Rotationswärmeübertrager (WRG) aus Aluminium
Gehäuse pulverbeschichtet, schwarz (RAL 9005)
ePm1-Filtermedium aus nassfestem Glasfaserpapier (Eurovent-zertifiziert)
Auskleidung mit Mineralwolle nach DIN 4102 Baustoffklasse A mit aufkaschiertem Glasseidengewebe vor Abrieb durch strömende Luft bis max. 20 m/s geschützt
Dichtbänder aus geschlossenporigem Material

Construction

Pulverbeschichtet RAL 9005, schwarz

Pulverbeschichtet RAL 9005, schwarz

Technical data

Breite: 1590 mm SCHOOLAIR-B, 2090 mm SCHOOLAIR-B-HE, 2100 SCHOOLAIR-B-HV
Höhe: 650 mm SCHOOLAIR-B, 750 mm SCHOOLAIR-B-HE, 740 mm SCHOOLAIRB-HV
Tiefe: 420 mm SCHOOLAIR-B und SCHOOLAIR-B-HE, 403 mm SCHOOLAIRB-HV
Volumenstrom: 150, 200, 250 m³/h (Boost 320 m³/h) bei SCHOOLAIR-B
Volumenstrom: 150, 225, 300 m³/h (Boost 400 m³/h) bei SCHOOLAIR-B-HE
Volumenstrom:, 200, 300, 400, 600 SCHOOLAIR-B-HV
Kühlleistung: Bis 2000 W
Heizleistung: Bis 6500 W
Raumkühlleistung: Bis W
Raumheizleistung: Bis 1700 W
Schallleistungspegel: 32 – 49 dB(A) (je nach Variante)
Maximaler Betriebsdruck: 6 bar
Maximale Betriebstemperatur: 75 °C
Versorgungsspannung: 230 V AC ±10 %; 50/60 Hz
Gewicht: 80 kg (SCHOOLAIR-B), 115 kg (SCHOOLAIR-B-HE), 150 kg (SCHOOLAIRB-HV)
Elektrische Dimensionierung: 228 VA (SCHOOLAIR-B), 537 VA (SCHOOLAIRB-HE), 607 VA (SCHOOLAIR-B-HV)
Leistungsaufnahme: Mittlere Drehzahl: 40 W (SCHOOLAIR-B), 80 W (SCHOOLAIR-B-HE) (Nennvolumenstrom), 105 W (SCHOOLAIRB-HV)

Breite: 1590 mm SCHOOLAIR-B, 2090 mm SCHOOLAIR-B-HE, 2100 SCHOOLAIR-B-HV
Höhe: 650 mm SCHOOLAIR-B, 750 mm SCHOOLAIR-B-HE, 740 mm SCHOOLAIRB-HV
Tiefe: 420 mm SCHOOLAIR-B und SCHOOLAIR-B-HE, 403 mm SCHOOLAIRB-HV
Volumenstrom: 150, 200, 250 m³/h (Boost 320 m³/h) bei SCHOOLAIR-B
Volumenstrom: 150, 225, 300 m³/h (Boost 400 m³/h) bei SCHOOLAIR-B-HE
Volumenstrom:, 200, 300, 400, 600 SCHOOLAIR-B-HV
Kühlleistung: Bis 2000 W
Heizleistung: Bis 6500 W
Raumkühlleistung: Bis W
Raumheizleistung: Bis 1700 W
Schallleistungspegel: 32 – 49 dB(A) (je nach Variante)
Maximaler Betriebsdruck: 6 bar
Maximale Betriebstemperatur: 75 °C
Versorgungsspannung: 230 V AC ±10 %; 50/60 Hz
Gewicht: 80 kg (SCHOOLAIR-B), 115 kg (SCHOOLAIR-B-HE), 150 kg (SCHOOLAIRB-HV)
Elektrische Dimensionierung: 228 VA (SCHOOLAIR-B), 537 VA (SCHOOLAIRB-HE), 607 VA (SCHOOLAIR-B-HV)
Leistungsaufnahme: Mittlere Drehzahl: 40 W (SCHOOLAIR-B), 80 W (SCHOOLAIR-B-HE) (Nennvolumenstrom), 105 W (SCHOOLAIRB-HV)

Sizing data

Außenluft

qᵥ_________________[m³ /h]

Zuluft

qᵥ_________________[m³ /h]

Raumkühlleistung

ᴩ_________________[W]

Raumheizleistung

ᴩ_________________[W]

L_WA_______________[dB(A)]

Außenluft

qᵥ_________________[m³ /h]

Zuluft

qᵥ_________________[m³ /h]

Raumkühlleistung

ᴩ_________________[W]

Raumheizleistung

ᴩ_________________[W]

L_WA_______________[dB(A)]

SA-B

–

2100 × 740 × 403

–

0.4

–

0.4

1 TypeSA-B horizontal decentralised sill ventilation unit X-CUBE/SCHOOLAIR-B 2 VariantNo entry: StandardHE high degree of heat recoveryHV High volume flow rate and rotary heat recovery unit 3 Heat exchanger2 2-pipe4 4-pipe 4 ConstructionKM with condensate drainKR With condensate drain, water connection on the right (SCHOOLAIR-B-HV)KL With condensate drain, water connection on the left (SCHOOLAIR-B-HV) 5 Dimensions [mm] B × H × T1590 × 646 × 420 (SCHOOLAIR-B)2090 × 750 × 420 (SCHOOLAIR-B-HE)2100 × 740 × 403 (SCHOOLAIR-B-HV) 6 Control systemOR without control systemC3 with FSL-CONTROL III 7 Control functionMA MasterSL Slave 8 Real time clockOnly with control function MANo entry: noneT with 9 InterfaceNo entry: noneMT with Modbus TCPMR with Modbus RTU (only with control function MA)BI BACnet IPBM with BACnet MS/TP (only with control function MA) 10 Air quality sensorOnly with control function MANo entry: noneC with CO₂-sensorV VOC sensor 11 Supply air temperature sensorZ with 12 Outdoor air temperature sensorOnly with control function MANo entry: noneA with 13 Heating valveHV with 14 Lockshield – heating circuitR with 15 kVS value – heating valve0.25 Straight-way valve0.40 Straight-way valve0.63 Straight-way valve1.00 Straight-way valveF0.50 Pressure-independent control valve 16 Cooling valveOnly 4-pipe systemsKV with 17 Lockshield – cooling circuitR with 18 kVS value – cooling valve0.25 Straight-way valve0.40 Straight-way valve0.63 Straight-way valve1.00 Straight-way valveF0.50 Pressure-independent control valveOrder example: SCHOOLAIR-B-2/KM/1590x650x420/C3-MA-T/C/Z/A/HV-R-0.40

B	Under sill unit
2	With 2-pipe heat exchanger
KM	With condensate drainage
C3	With FSL-CONTROL III
MA	Master construction
T	With real time clock
C	With CO₂ sensor
Z	With supply air temperature sensor
A	With fresh air temperature sensor
HV-R-0.40	With straight-way valve (heating circuit) K_VS 0.40 and lockshield

Variants, Dimensions

X-CUBE SCHOOLAIR-B-HE

SCHOOLAIR-B

Installation examples

Installation example

Downloads

product information

Product data sheet Type X-CUBE SCHOOLAIR-B

Product data sheet 1,8 MB pdf
SCHOOLAIR-B-4L_BIM 3D

330 KB zip
SCHOOLAIR-B-HV-4L-KL_BIM 3D

380 KB zip
SCHOOLAIR-B-HV-4L-KR_BIM 3D

370 KB zip

certificates

Declaration of conformity or declaration of incorporation Type SCHOOLAIR-B

Declaration of conformity or declaration of incorporation 54 KB pdf
Declaration of hygiene conformity Type SCHOOLAIR-B

X-CUBE-SCHOOLAIR-B_HC_2023_12_12_DE_en Hygiene certificate 760 KB pdf
ErP-Product information Type SCHOOLAIR-B-0

Schoolair-B_ErP_2021_08_DE_en ErP-Product information 310 KB pdf

operation manuals

Installation and configuration manual Type FSL-CONTROL II

SM_2018_04_A00000046303_FSL-CONTROL_II_V6 1,5 MB pdf
Installation and configuration manual Type FSL-CONTROL III

FSL-C_III_SM_A00000080125_V1_2020_04_GB_en 4,9 MB pdf
Installation and operating manual Series FSL-B and Schoolair-B

FSL-B_Schoolair-B-x_IOM_2020_07_A00000080773_V1_GB_en Installation and operating manual 6,6 MB pdf
Installation and operating manual Type SCHOOLAIR-B-0

Installation and operating manual 1,9 MB pdf
Installation and operating manual Type SCHOOLAIR-B-HE

Installation and operating manual 1,9 MB pdf
Installation manual Type FSL/SCHOOLAIR

Installation manual 450 KB pdf

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X-CUBE SCHOOLAIR-B

X-CUBE SCHOOLAIR-B