Tested to VDI 6022
1 Outdoor air temperature sensor (optional)
2 Shut-off damper with actuator (outdoor air and exhaust air)
3 Outdoor air filter
4 Fans (supply air and extract air)
5 Recuperative cross flow plate heat exchanger
6 Sound attenuator
7 Heating coil
8 Cooling coil (only SCHOOLAIR-V-4)
9 Supply air temperature sensor
10 Bypass damper with actuator
11 CO2 sensor (optional)
12 Extract air filter
SEH Single room exhaust air
SET Single room extract air
SRO Single room outdoor air
SRS Single room supply air
SEC Secondary air (optional)
Functional description
Decentralised supply and extract air units ventilate the room and cover the cooling and heating load in accordance with the technical data. An EC centrifugal fan takes in the outdoor air which then flows through the motorised shut-off damper and the outdoor air filter. The outdoor air then flows through the cross flow heat recovery unit, which can be switched off if it is more energy efficient. If necessary, the air is heated or cooled by the heat exchanger before it is supplied into the room as a displacement flow. The extract air first passes through the extract air filter, then flows through the heat recovery unit, the extract air fan and the motorised shut-off damper before it is discharged to the outside as exhaust air. If the indoor air quality is sufficient, the FSLCONTROL III control system switches to energy-efficient secondary air mode by closing the outdoor air dampers. The control system compares the room air quality setpoint value to the actual value measured by the CO2 sensor and switches automatically between outdoor air and secondary air operation. In case of a power failure, the outdoor air and exhaust air dampers are closed to ensure fire protection, frost protection and to avoid draughts. This is ensured by an energy storage system in each actuator. Near the external wall, the supply air is discharged into the room with a medium velocity between 0.5 and 0.8 m/s. Due to the induction effect, the supply air velocity is rapidly reduced after entering the room. As a result, in cooling mode, the supply air spreads out like displacement flow over the entire floor area. Near heat sources such as people or equipment, a lift current is formed by natural convection, so that the air is exchanged primarily in these areas.
| Width | 604 mm |
| Height | 1800 mm |
| Depth | 370 mm |
| Volume flow rate | 150, 230, 280 m³/h (boost 350 m³/h) |
| Nominal volume flow rate | 280 m³/h |
| Sound power level | 31 – 47 dB(A) |
Heat recovery efficiency | 57 % |
| Maximum operating pressure, water side | 6 bar |
| Maximum operating temperature | 75 °C |
| Supply voltage | 230 V AC ±10 %, 50/60 Hz |
| Power rating | 217 VA |
| Weight | 85 kg |
| SA-V | – | – | 4 | – | 1 | – | KM | / | 604 × 1800 × 370 | / | C3 | – | MA | – | T | / | MR | / | C | / | Z | / | A | / | HV | – | R | – | 0,40 | / | KV | – | R | – | 0,40 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ||||||||||||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
Order example: SA-V-4-1-KM/604×1800×370/C3-MA-T/MR/C/Z/A/HV-R-0.40/KV-R-0.40
| Type | SA-V | Ventilation unit for ceiling installation X-CUBE/SCHOOLAIR-V |
| Variant | - | Standard |
| Heat exchanger | 4 | 4-pipe |
| Heat exchanger construction | 1 | Heat exchanger type 1 |
| Construction | KM | with condensate drain |
| Nominal size [mm] | 604×1800×370 | Width 604, height 1800, depth 370 |
| Control | C3 | with FSL-CONTROL III |
| Control function | MA | Master |
| Real time clock | T | with real time clock |
| Interface | MR | with Modbus RTU |
| Air quality sensor | C | with CO2sensor |
| Supply air temperature sensor | Z | with supply air temperature sensor |
| Outdoor air temperature sensor | A | with outdoor air temperature sensor |
| Heating valve | HV | with thermoelectric actuator |
| Lockshield – heating circuit | R | with lockshield |
| kVS value – heating valve | 0.40 | 0.40 (straight-way valve) |
| Cooling valve | KV | with thermoelectric actuator |
| Lockshield – cooling circuit | R | with lockshield |
| kVS value – cooling valve | 0.40 | 0.40 (straight-way valve) |
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Estamos aquí para ayudarle
Por favor indique el asunto de su consulta y sus datos de contacto.
Tel.: +34 976 50 02 50 | Fax: +34 976 50 09 04
Contacto
¡Gracias por su mensaje!
Su mensaje se ha recibido con éxito en el buzón del SAT de TROX.
En seguida nos pondremos en contacto con usted.
En caso de que disponga de cuestiones adicionales, puede contactar con nosotros en: Tel.: +34 976 50 02 50 | Fax: +34 976 50 09 04