PRODUCTS
EShop-number
Password
Welcome to CAIROX BELGIUM

FREETIME • HRU with post heating coil 100 to 3.500 m³/h

High efficiency heat recovery unit > 80% (EN308). The range includes 6 sizes for air flow rates from 100 to 3.500 m³/h. Each FREETIME model comes with its own regulation as standard.

The FREETIME Premium is a self-regulating unit either equipped with a water heating coil or with an electric heating coil for temperatures down to -10°C and an extensive regulating module.

The unit is always provided for an indoor installation, with top connections.

Brand

  • R-COVERY by ZEHNDER CALADAIR

Application

  • High efficiency self-regulating ventilation and heat recovery for non-residential and industrial applications.
  • Air filtration, temperature control
  • Compact monoblock ventilation unit equipped with plug & play energy-saving control (EN 15232)

Composition

  • Double-walled panels 10/10th
  • Insulation with mineral wool M0
    • with 25 mm high density glass wool insulation, fire class (A2-s1) for sizes 500 and 800
    • with 50 mm high density glass wool insulation, fire class A1 (M0) for all sizes larger than 800
  • Outer layer: prelacquered steel plate in titanium grey (RAL7035 - Aluminum grey).
  • Inner layer: galvanized steel plate
  • Panel for access to the internal elements equipped with safety lock
  • Round connections with lip seal for all models, except for size 52 which has rectangular connections
  • Equipped with connections on top (only for indoor installation)
  • Hydraulic connections (version Premium BC) on top!
  • Monoblock version
  • Only available with the operating side on the right, considering the air flow (see configuration!)
  • Mounting feet integrated in the frame for easy transport and fixing in the ground
  • Easy access to all components via 2 hinged doors
  • Internal control with external display IP65
  • Integrated FREE-COOLING and NIGHT COOLING function
  • Built-in temperature sensors (4)
  • Built-in timer for dual flow rate function
  • Built-in weekly timer and holiday timer
  • Safety switch
  • Differential pressure switch on inlet filter F7
  • Differential pressure switch on each fan
  • Modbus or Bacnet possible as standard

Fan

  • Fan with free-running wheel
  • Direct drive DC motor with high efficiency electronic modulation (EC), thermal protection and integrated speed control
  • The EC technology guarantees a limited energy consumption by controlling and checking the operating point (regulation between 10 and 100%)
  • Low noise level for better acoustic comfort

Exchanger

  • Rotary heat exchanger (condensation wheel) in aluminum with high efficiency and variable speed (EUROVENT approved)
  • Efficiency > 80% (EN308)

Filter

  • The filters are mounted directly in front of the components for optimal protection
  • The filters are mounted on slides with lip sealilng for efficient airtightness
  • The basic configuration of the Freetime is equipped with an F7 filter- ISO 16890 ePM1 - 55% (supply) and an M5 filter- ISO ePM1 50% (extraction)
  • F7 high-efficiency filter: 10x larger filter surface than a gravimetric filter and 2.5x longer life
  • Additional fresh air filter available as an option
  • A double filtration can be provided on the fresh air. However, the pressure drop (see spare filters) must also be taken into account in the technical selection of your device!

Versions

  • FREETIME Premium xxxx BC: ventilation group equipped with an integrated water heating coil for post heating
  • FREETIME Premium xxxx BE: ventilation group equipped with an integrated electric heating coil for post heating

Options

  • DIVA®EC*: Proportional modulating flow (between a set min. and max. flow) of each fan based on a built-in CO2 measurement. The amount of CO2 (number of ppm) is adjustable in the control
  • LOBBY®EC*: Constant pressure ventilation for each fan for use with VAV boxes
  • MAC2®EC*: Two adjustable constant air flows for each fan (except for sizes 05 and 08)
  • QUATTRO®EC*: Proportional ventilation between two constant air flows (high and low speed) for each fan (except for sizes 05 and 08). With built-in CO2 sensor in the exhaust side of the unit

* this regulation will be built-in in the unit. It is not possible to add this regulation afterwards

Certification

  • The unit is s tested in accordance with the NBN EN 308 standard.
  • Efficiency of the heat exchanger of more than 80% (EN308), in accordance with RT2012 and the directive ErP 2009/125/EC
  • In conformity with EUROVENT classifications according to EN1886 and EN13053
  • Standard construction with double skinned panels and insulation of 25 mm (types 500 and 800) and 50 mm for all bigger types
  • Resistance of the casing: D2
  • Air tightness: L1
  • Conductivity: T3
  • Thermal bridge factor: TB3
  • Filter leakage class: F9
  • Outer panel made of prelacquered steel 10/10
  • Finish RAL9007 - Titanium grey
  • Inner panel made of galvanized steel 10/10

Accessories

  • Replacement filters for Freetime(-S) FS-FREETIME
  • Airtight control valve AKH
  • Round flexible connections MTV
  • Controllers for Freetime up to serial number 225190:
    • E3-DSP controller mounted on the unit as standard
    • Remote controller available as an option
      • E3-DSP remote display (up to 100 metres, to be provided by the installer) with 3-metre EDSP-K3 or 10-metre EDSP-K10 Belden cable
      • ED Touch digital controller for units type GTDHR/V, Hexamotion(-S), Freetime(-S), Silvertop, Neotime (First and Premium)
        • Cable 4-wire 24 Vdc (Corrigo C+/GO) of 10 rmt included
  • Controllers for Freetime from serial number 225191:
    • Easy 5.0 controller mounted on the unit as standard
      • Master touch screen controller
    • EDT2 remote controller available as an option
      • Touch screen controller for end user

Selection curves

Selection curves

Selection curves

Selection curves

Selection curves

Selection curves

Electrical data

 PT  PREMIUM BCPREMIUM BE
[W][°C/°C][V/Ph/Hz][A][V/Ph/Hz][A]
5002 x 169-20 / 60IP54 / BPT1230/1/503.8230/1/5014.7
8002 x 220-20 / 60IP54 / BPT1230/1/504.1230/1/5020.4
15002 x 480-20 / 40IP54 / BPT1230/1/505.3230/1/5028.1
20002 x 750-20 / 40IP54 / BPT1230/1/507.6400/3+N/5018.5
27002 x 1000-20 / 50IP54 / BPT1400/3+N/504.3400/3+N/5023.8
35002 x 1000-20 / 50IP54 / BPT1400/3+N/504.3400/3+N/5028.1

Info hot water coil

 Q
[m³/h]		Ti
[°C]		Tw 80°C/60°CTw 60°C/50°CTw 45°C/40°C
P
[kW]		Tu
[°C]		Qw
[l/h]		ΔPw
[kPa]		P
[kW]		Tu
[°C]		Qw
[l/h]		ΔPw
[kPa]		P
[kW]		Tu
[°C]		Qw
[l/h]		ΔPw
[kPa]
500100112,2 43,6194 2,11,6 34,3276 4,10,8 35,2143 5,4
152,0 44,6176 1,71,4 35,3240 3,20,7 36,1125 4,3
200112.6 48,7113 3,21,9 39,2168 6,91,4 31,2239 13,7
152.4 50,0105 2,81,8 40,6152 5,81,2 32,6208 10,7
300113.4 43,9148 5,22,5 35,7220 11,1,8 28,8315 22,6
153.1 45,6137 4,62,3 37,4200 9,51,6 30,5274 17,6
400114,0 40,5177 7,33,0 33,3265152,2 27,0379 31,7
153,8 42,4164 6,42,8 35,2240131,9 21,3330 24,6
500114,6 38,0202 9,23,5 31,4303202,5 25,7435 40,6
154,3 40,1188 8,13,2 33,5275162,2 27,8378 31,5
600115,1 36,0255 11,23,9 39,9337242,8 24,7485 49,4
154,8 38,2209 9,83,5 32,1306202,4 26,9421 38,3
800200113,0 54,8131 1,02,2 43,6194 2,11,6 34,3276 4,1
152,8 55,7122 0,82,0 44,6176 1,71,4 35,3240 3,2
300114,0 50,0175 1,63,0 40,3261 3,52,2 32,0372 7,0
153,7 51,3163 1,42,7 41,5237 2,91,9 33,3324 5,4
400114,9 46,7214 2,33,7 37,8319 5,12,6 30,3456 10,0
154,5 48,2199 2,03,3 39,9289 4,22,3 31,8397 7,8
500115,6 44,0247 3,04,3 35,9370 6,63,1 28,9530 13,3
155,2 45,7230 2,73,9 37,6335 5,52,7 30,6461 10,3
600116,3 41,9278 3,84,8 34,3416 8,23,5 27,8597 16,5
155,9 43,7258 3,34,3 36,1377 6,93,0 29,6519 12,8
700117,0 40,1306 4,55,3 33,0459 9,83,8 26,9659 19,8
156,5 42,1284 3,94,8 35,0415 8,23,3 28,8572 15,3
800117,6 38,6331 5,25,7 31,9498 11,44,1 26,1715 23,0
157,0 40,7307 4,55,2 33,9450 9,53,6 28,1621 17,8
1500500116,4 48,6281 1,94,8 39,2419 4,13,5 31,2599 8,3
156,0 49,9261 1,74,4 40,6380 3,53,0 32,6521 6,4
700118,0 44,6352 2,96,1 36,3527 6,34,4 29,2755 12,7
157,5 46,2237 2,55,5 37,9477 5,33,8 30,8656 9,8
900119,4 41,7413 3,97,1 34,2620 8,55,1 27,7889 17,2
158,8 43,5384 3,46,5 36,0561 7,14,5 29,5773 13,3
11001110,7 39,4467 4,98,1 32,5702 10,75,8 26,51009 21,7
159,9 41,3434 4,27,3 34,4636 8,95,1 28,5876 16,7
13001111,8 37,5516 5,88,9 31,1777 12,96,5 25,51118 26,2
1510,9 39,6479 5,18,1 33,2703 10,75,6 27,6970 20,2
15001112,8 36,0561 6,89,7 29,9845 15,17,0 24,71217 30,6
1511,9 38,1520 5,98,832,1764 12,56,1 26,91056 23,6
17001113,7 34,6601 7,710, 29,0907 17,27,6 24,01308 35,0
1512,7 36,9558 6,79,4 31,2821 14,36,6 26,31134 26,9
20008001112,7 48,3558 2,59,6 38,9830 5,36,9 31,01185 10,6
1511,9 49,7519 2,28,7 40,3753 4,56,0 32,51032 8,2
10001115,9 44,3683 3,712,0 36,01042 8,18,6 29,01491 16,2
1514,8 45,9649 3,210,9 37,7945 6,77,5 30,71297 12,5
12001118,7 41,4819 5,014,1 33,91225 10,910,227,51756 21,8
1517,4 43,2761 4,312,8 35,71110 9,18,8 29,31527 16,9
14001121,1 39,1925 6,215,9 32,21387 13,611,5 26,31991 27,5
1519,6 41,4859 5,414,4 34,21256 11,410,0 28,31730 21,2
16001123,3 37,21021 7,417,6 30,81533 16,412,7 25,32203 33,1
1521,6 39,6948 6,5160 33,01388 13,711,1 27,41914 25,6
18001125,3 35,71108 8,619,2 29,71666 19,113,8 24,52396 38,7
1523,5 37,91029 7,517,3 31,91508 15,912,0 26,72081 29,8
20001127,1 34,31188 9,820,6 28,71788 21,814,9 23,82574 44,1
1525,2 36,71103 8,618,6 31,01619 18,112,9 26,12235 34,0
2700600118,1 50,5355 1,96,1 40,6527 4,24,4 32,2752 8,4
157,5 51,7330 1,75,5 41,8478 3,53,8 33,4654 6,5
10001111,4 44,5501 3,78,6 36,2749 8,16,2 29,11072 16,3
1510,6 46,1466 3,27,8 37,8679 6,75,4 30,8932 12,5
14001114,1 40,5620 5,510,7 33,3929 12,07,7 27,11334 24,4
1513,1 42,4575 4,89,7 35,2841 10,06,7 29,01158 18,8
18001116,4 37,7720 7,212,4 31,21083 16,09,0 25,61557 32,6
1515,3 39,8669 6,311,3 33,3980 13,37,8 27,71352 25,0
22001118,4 35,5808 9,014,0 29,61218 19,910,1 24,51753 40,6
1517,1 37,8750 7,812,7 31,91102 16,58,8 26,71521 31,2
26001120,2 33,8887 10,615,4 28,31338 23,811,1 23,51928 48,5
1518,8 36,1823 9,313,9 30,71210 19,79,7 25,91673 37,2
30001121,8 32,3957 12,316,6 27,21446 27,512,1 22,82086 56,2
1520,3 34,8888 10,715,0 29,71308 22,810,5 25,21809 43,1
35006001112,7 48,3558 2,59,6 38,9830 5,36,9 31,01185 10,6
1511,9 49,7519 2,28,7 40,3753 4,56,0 32,51032 8,2
10001115,9 44,3683 3,712,0 36,01042 8,18,6 29,01491 16,2
1514,8 45,9649 3,210,9 37,7945 6,77,5 30,71297 12,5
14001118,7 41,4819 5,014,1 33,91225 10,910,227,51756 21,8
1517,4 43,2761 4,312,8 35,71110 9,18,8 29,31527 16,9
18001121,1 39,1925 6,215,9 32,21387 13,611,5 26,31991 27,5
1519,6 41,4859 5,414,4 34,21256 11,410,0 28,31730 21,2
22001123,3 37,21021 7,417,6 30,81533 16,412,7 25,32203 33,1
1521,6 39,6948 6,5160 33,01388 13,711,1 27,41914 25,6
26001125,3 35,71108 8,619,2 29,71666 19,113,8 24,52396 38,7
1523,5 37,91029 7,517,3 31,91508 15,912,0 26,72081 29,8
30001127,1 34,31188 9,820,6 28,71788 21,814,9 23,82574 44,1
1525,2 36,71103 8,618,6 31,01619 18,112,9 26,12235 34,0

Configurations

HELPCopyrightSales conditionsCookie policyfujitsu-airco.be

Requesting information. Please wait a moment...