ductable water unit fwd 08 - 12 - 20 - 30 - 45 language - english

Ductable water unit

FWD 08 - 12 - 20 - 30 - 45

UNT-PRC002-GB UNT-PRC002-E4

Ductable water unit

FWD 08 - 12 - 20 - 30 - 45

General data ................................................................................................................................................................................ 3Performance data ........................................................................................................................................................................ 4

Cooling capacities............................................................................................................................................................... 4Heating capacities ............................................................................................................................................................. 5Water pressure losses.......................................................................................................................................................... 6Available static pressure ..................................................................................................................................................... 7Sound power levels............................................................................................................................................................. 8

Accessories .................................................................................................................................................................................. 9Hot water coil ..................................................................................................................................................................... 9Plenums ........................................................................................................................................................................... 11Filter boxes ....................................................................................................................................................................... 11

Table of Contents

UNT-PRC002-E42 © 2013 Trane

General data

4 UNT-PRC002-GB

Technical Data

5403022180DWF05/1/032)zH/hP/V(ylppus rewoP

Capacities1,038,81513,82,5)Wk()1( retaw no yticapac gnilooC2,839,029,819,113,6)Wk()2( retaw no yticapac gnitaeH

lagufirtnec evird tcerid x 2)epyt(rotom naF15,140,156,064,032,0)Wk()3( tupni rewop naF

5,57,41,32,21,1)A()3( spma tnerruC5,611,413,95,52,3)A(spma pu-tratS

Air flowm(muminim 3 007200810041089094)h/m(lanimon 3 0054000300320561028)h/m(mumixam 3 0045006300620791089)h/

Main coilelamef gnitator 7R OSI)epyt(snoitcennoc gnivael/gniretne retaW

"2/1 1"2/1 1"2/1 1"4/3"4/3)aiD(Hot water coil (accessory for blower only)

5,434,224,71213,6)Wk()4( yticapac gnitaeHG2 filter (filter box accessory)

22222ytitnauQ8*126*6858*124*6858x123x6858x172x6848x122x683)mm()htxWxL ( snoisnemiD

G4 filter (filter box accessory)2222-ytitnauQ

84*416*68584*414*68584x413x68584x462x684-)mm()htxWxL ( snoisnemiDlagufirtneC)epyt()yrossecca( pmup etasnednoC

005 - 42)mm - h/l(thgieh tfil - wolf retaWNot available for FWD30 and FWD45Sound level (L/M/H speed)

85/25/7475/25/7435/05/6444/14/8334/04/63))A(Bd()5( level erusserp dnuoS86/26/7576/26/7536/06/6545/15/8435/05/64))A(Bd()5( level rewop dnuoS

Unit dimensions0901 x 0921079 x 0921028 x 0921017 x 0901006 x 098)mm(htpeD x htdiW

056054053003052)mm(thgieHShipped unit dimensions

3311x33318001 x 3331468 x 3331457 x 3311446 x 339)mm(htpeD x htdiW066064063013062)mm(thgieH81167166423)gk(thgieW

Colour galvanised steelRecommended fuse size

52/852/861/861/861/8)A()Ig/Ma( enola tinU

(1) Conditions: Water entering/leaving temperature: 7/12 °C, Air inlet temperature 27/19°C DB/WB - Nominal air flow(2) Conditions: Water entering/leaving temperature: 50/45 °C, Air inlet temperature 20°C DB - Nominal air flow(3) At high speed with nominal air flow.(4) Water entering/leaving temperature 90/70 °C, air inlet temperature 20 °C DB, Nominal air flow.(5) A rectangular glass wool duct 1m50 long is placed on the blower.The measurement is taken in the room containing the blower unit.

Heat exchanger operating limits:FWD:*water temperature: max 100° C*absolute service pressure: min 1 bar/max 11 bars

Accessories - Hot water coil:*water temperature: min. +2° C/max. 100° C*absolute service pressure: min 1 bar/max 11 bars

UNT-PRC002-E4 3

6 UNT-PRC002-GB

FWD units

Cooling capacities

)Wk( yticapac gnilooC.T.E.WtinU)C°( BW/BD erutarepmet telni riA)C°(

21/15 23/16 25/17 27/19 29/218.73.69.42.45.357.62.543.37.276.52.42.36.22980 DWF

820 m3 5.44.37.224.111h/5.37.21.24.19.0317.21.24.19.05.0518.211.018.75.62.559.013.83.61.57.379.86.62.547.2921 DWF

1650 m3 73.51.48.21.211h/5.52.48.21.24.1313.4324.1 7.0519.128.712.413.215.0159.81517.119.91.878.513.215.98.72.6902 DWF

2300 m3 9.218.99.73.64.411h/2.0184.65.49.2311.84.67.435.1517.724.228.714.513158.328.816.413.219.979.913.519.117.95.7903 DWF

3000 m3 1.612.218.97.71.511h/7.219.98.74.54.331

0186.57.37.1518.347.535.827.421259.731.034.328.91.6178.136.42917.513.21954 DWF

4500 m3 8.527.917.515.218.811h/4.029.517.211.98.5311.619.214.91.69.251

W.E.T.: Water entering temperatureWater temp. delta: 5°CCapacities at indicated nominal air flowQW = 4186 x m3/s (l/s) x ∆t°C = kW

Capacity correction factors

Water temp. delta (°C)9753

45.017.00.122.1

Air flow%02 +lanimoN%02 -21.1158.0

Ethylene-glycol (%)5303025116.036.007.028.0

Performance data

UNT-PRC002-E44

UNT-PRC002-E4 511UNT-PRC002-GB

Sound power levels

Discharge

Measurement conditions:Measurements taken in a room adjacent to the room containing the FWD, at the outlet of the rectangular duct (1.5 mlong) fixed to its discharge opening.

Fan Power level in dB(A), per Hz frequency band Overall powerUnit speed 125 250 500 1000 2000 4000 8000 dB(A)

1 55 50 42 37 37 31 30 46FWD 08 2 57 54 47 40 30 38 40 50

3 58 57 50 42 32 40 43 531 57 51 45 42 34 33 28 48

FWD 10 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 57 51 45 42 34 33 28 48

FWD 12 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 56 62 50 48 39 38 36 56

FWD 14 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 631 57 63 51 49 40 39 37 57

FWD 20 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 63

Intake

Measurement conditions:Measurements taken at the horizontal air intake.


1 56 55 55 53 46 45 42 57FWD 08 2 63 62 60 60 53 53 53 64

3 66 65 63 62 56 55 57 671 62 58 55 58 51 48 44 61

FWD 10 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 62 58 55 58 51 48 44 61

FWD 12 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 66 65 65 65 57 50 46 68

FWD 14 2 73 72 69 71 64 59 57 743 78 76 73 75 69 64 63 781 68 72 64 64 56 52 50 69

FWD 20 2 76 76 68 71 65 61 61 753 78 79 71 74 69 66 66 78

UNT-PRC002-E464 UNT-PRC002-GB

Technical Data

FWD 08 12 20 30 45Power supply (V/Ph/Hz) 230/1/50CapacitiesCooling capacity on water (1) (kW) 5,2 8,3 15 18,8 30,1Heating capacity on water (2) (kW) 6,3 11,9 18,9 20,9 38,2Fan motor (type) 2 x direct drive centrifugalFan power input (3) (kW) 0,23 0,46 0,65 1,04 1,51Current amps (3) (A) 1,1 2,2 3,1 4,7 5,5Start-up amps (A) 3,2 5,5 9,3 14,1 16,5Air flowminimum (m3/h) 490 980 1400 1800 2700nominal (m3/h) 820 1650 2300 3000 4500maximum (m3/h) 980 1970 2600 3600 5400Main coilWater entering/leaving connections (type) ISO R7 rotating female

(Dia) 3/4" 3/4" 1 1/2" 1 1/2" 1 1/2"Electric heater (accessory for blower only)Electric power supply (V/Ph/Hz) 230/1/50 230/1/50 or 400/3/50 400/3/50 400/3/50 400/3/50Heating capacity (kW) 2/4 8 10 12 12Hot water coil (accessory for blower only)Heating capacity (4) (kW) 6,3 12 17,4 22,4 34,5G2 filter (filter box accessory)Quantity 2 2 2 2 2Dimensions ( LxWxth) (mm) 386x221x8 486x271x8 586x321x8 586*421*8 586*621*8G4 filter (filter box accessory)Quantity - 2 2 2 2Dimensions ( LxWxth) (mm) - 486x264x48 586x314x48 586*414*48 586*614*48Condensate pump (accessory) (type) CentrifugalWater flow - lift height (l/h - mm) 24 - 500Not available for FWD30 and FWD45Sound level (L/M/H speed)Sound pressure level (5) (dB(A)) 36/40/43 38/41/44 46/50/53 47/52/57 47/52/58Sound power level (5) (dB(A)) 46/50/53 48/51/54 56/60/63 57/62/67 57/62/68Unit dimensionsWidth x Depth (mm) 890 x 600 1090 x 710 1290 x 820 1290 x 970 1290 x 1090Height (mm) 250 300 350 450 650Shipped unit dimensionsWidth x Depth (mm) 933 x 644 1133 x 754 1333 x 864 1333 x 1008 1333*1133Height (mm) 260 310 360 460 660Weight (kg) 32 46 61 76 118Colour galvanised steelRecommended fuse sizeUnit alone (aM/gI) (A) 8/16 8/16 8/16 8/25 8/25Unit with electric heater (gI) (A) 16 (2kW),25 (4kW) 40 (230V),3*16 (400V) 3*20 3*25 3*25




7UNT-PRC002-GB

Heating capacities

Unit Water ent./leav. Heating capacity (kW)temp. (°C) Air inlet temperature DB (°C)

20 15 10 5 045/40 5.2 6.3 7.5 8.6 9.8

FWD 08 50/45 6.3 7.5 8.6 9.8 10.9820 m3/h 70/50 9.2 10.4 11.6 12.7 13.9

90/70 14 15.2 16.4 17.5 18.745/40 9.6 11.8 14 16.2 18.4

FWD 12 50/45 11.9 14.1 16.2 18.4 20.61650 m3/h 70/50 16.8 19.1 21.3 23.5 25.7

90/70 26.1 28.3 30.5 34 34.945/40 15.5 18.9 22.3 25.7 29.1

FWD 20 50/45 18.9 22.3 25.7 29.1 32.52300 m3/h 70/50 27.9 31.4 34.9 38.4 41.8

90/70 42.2 45.6 49 52.5 55.945/40 17 20.8 24.6 28.5 32.3

FWD 30 50/45 20.9 24.7 28.5 32.3 36.13000 m3/h 70/50 30.1 34 37.9 41.8 45.6

90/70 46 49.9 53.7 57.6 61.445/40 31.3 38.1 45 51.8 58.6

FWD 45 50/45 38.2 45 51.9 58.7 65.54500 m3/h 70/50 56.8 63.9 70.9 77.8 84.8

90/70 85.5 92.4 99.3 106.1 113

Capacities at indicated nominal air flow


Air flow- 20% Nominal + 20%0.84 1 1.14

Ethylene-glycol (%)15 20 30 35

0.99 0.98 0.97 0.96

Performance data


Technical Data






8 UNT-PRC002-GB

Water pressure losses on FWD 08 to 45

Coil and headers

0812

203045

1

10

10

0,1 1

Pres

sure

loss

es (

kPa)

Main coil volume

Size 08 12 20 30 45Volume (l) 1.6 2.5 3.6 4.9 7.9

08-20/bypass

08-20/ouverte

30-45/bypass

30-45/ouverte

1

10

100

0,1 1 10

Pressure losses of 3-way valves for FWD 08-45

Coil and headers

Pres

sure

loss

es (

kPa)

Water flow (l/s)

Water flow (l/s)

100

Performance data


Sound power levels

Discharge



1 55 50 42 37 37 31 30 46FWD 08 2 57 54 47 40 30 38 40 50

3 58 57 50 42 32 40 43 531 57 51 45 42 34 33 28 48

FWD 10 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 57 51 45 42 34 33 28 48

FWD 12 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 56 62 50 48 39 38 36 56

FWD 14 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 631 57 63 51 49 40 39 37 57

FWD 20 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 63

Intake



1 56 55 55 53 46 45 42 57FWD 08 2 63 62 60 60 53 53 53 64

3 66 65 63 62 56 55 57 671 62 58 55 58 51 48 44 61

FWD 10 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 62 58 55 58 51 48 44 61

FWD 12 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 66 65 65 65 57 50 46 68

FWD 14 2 73 72 69 71 64 59 57 743 78 76 73 75 69 64 63 781 68 72 64 64 56 52 50 69

FWD 20 2 76 76 68 71 65 61 61 753 78 79 71 74 69 66 66 78


Technical Data






Available static pressure

Dry coil without filter

FWD08Available static pressure (Pa)

Air flow (m3/h) 500 550 600 650 700 750 800 820 850 900 950 1000Fan 1 (PV) 45 33 18 3speed 2 (MV) 98 88 78 71 63 55 47 43 38 27 16 7

3 (GV) 116 109 100 92 83 74 68 67 63 56 49 41


Air flow (m3/h) 1000 1050 1100 1150 1200 1250 1300 1350 1400 1450 1500 1550 1600 1650 1700 1750 1800 1850 1900 1950 2000Fan 1 (PV) 42 23 6speed 2 (MV) 160 145 131 117 102 83 65 47 29 10

3 (GV) 208 203 197 192 187 181 176 171 165 160 155 149 144 138 130 123 114 104 93 82 72


Air flow (m3/h) 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 2500 2600Fan 1 (PV) 99 77 44 18speed 2 (MV) 186 179 172 162 148 131 114 97 72 52 25

3 (GV) 204 199 195 190 186 181 176 171 163 157 144 128 113


Air flow (m3/h) 1800 1900 2000 2100 2200 2300 2400 2500 2600 2700 2800 2900 3000 3100 3200 3300 3400 3500 3600Fan 1 (PV) 180 160 141 122 101 80 63 50 37 20 2speed 2 (MV) 266 255 244 233 220 207 194 181 167 153 139 119 94 69 52 36 20 0

3 (GV) 338 329 320 311 302 293 284 276 267 258 249 240 231 222 210 198 187 175 160


Air flow (m3/h) 2700 2800 3000 3200 3400 3600 3800 4000 4200 4400 4500 4600 4800 5000 5200 5400Fan 1 (PV) 266 262 254 232 198 170 129 70 23speed 2 (MV) 276 274 268 262 256 250 239 227 215 203 192 174 129 73 10

3 (GV) 295 293 288 284 280 276 271 267 263 259 257 254 250 240 229 219

= At nominal air flowThe empty boxes correspond to flow-pressure ranges that cannot be used.

UNT-PRC002-GB

Performance data


Technical Data






11UNT-PRC002-GB

Sound power levels

Discharge



1 55 50 42 37 37 31 30 46FWD 08 2 57 54 47 40 30 38 40 50

3 58 57 50 42 32 40 43 531 57 51 45 42 34 33 28 48

FWD 10 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 57 51 45 42 34 33 28 48

FWD 12 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 56 62 50 48 39 38 36 56

FWD 14 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 631 57 63 51 49 40 39 37 57

FWD 20 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 63

Intake



1 56 55 55 53 46 45 42 57FWD 08 2 63 62 60 60 53 53 53 64

3 66 65 63 62 56 55 57 671 62 58 55 58 51 48 44 61

FWD 10 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 62 58 55 58 51 48 44 61

FWD 12 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 66 65 65 65 57 50 46 68

FWD 14 2 73 72 69 71 64 59 57 743 78 76 73 75 69 64 63 781 68 72 64 64 56 52 50 69

FWD 20 2 76 76 68 71 65 61 61 753 78 79 71 74 69 66 66 78

FWD 20

FWD 20

FWD 30

FWD 30

FWD 45

FWD 45

FWD 12

FWD 12

Performance data

14 UNT-PRC002-GB

Hot water coil

Heating capacities

Unit Water ent./leav. Heating capacity (kW)temp. Air inlet temperature DB (°C)(°C) 20 15 10 5 0

60/40 2.3 3 3.7 4.3 4.9FWD08 70/50 3.8 4.4 5 5.6 6.2820m3/h 80/60 5.1 5.6 6.2 6.8 7.4

90/70 6.3 6.9 7.5 8.1 8.760/40 5.3 6.4 7.5 8.5 9.6

FWD12 70/50 7.6 8.6 9.7 10.8 11.81650m3/h 80/60 9.8 10.9 11.9 13 14.1

90/70 12 13.1 14.2 15.3 16.460/40 8 9.5 11 12.5 14

FWD20 70/50 11.1 12.6 14.4 15.6 17.22300m3/h 80/60 14.2 15.7 17.3 18.8 20.4

90/70 17.4 18.9 20.4 22 23.560/40 9.8 11.9 13.9 15.9 17.9

FWD30 70/50 14.1 16.1 18.1 20.1 22.13000m3/h 80/60 18.3 20.2 22.3 24.3 26.4

90/70 22.4 24.5 26.5 28.5 30.660/40 15.8 18.9 21.9 24.9 27.8

FWD45 70/50 22.1 25.1 28.1 31.1 34.14500m3/h 80/60 28.3 31.3 34.3 37.4 40.5

90/70 34.5 37.6 40.6 43.7 46.8Capacities at indicated nominal air flow, and atmospheric pressure of 101.3 kPaThis accessory can only be used when the unit is blowing air.


Nominal- 20% air flow +20%0.87 1 1.10

Air pressure losses (Pa)

Unit Nominal-20% air flow +20%

FWD 08 6 8 11FWD 12 8 12 16FWD 20 8 11 14FWD 30 7 11 14FWD 45 7 11 14

Accessories

UNT-PRC002-E4 9


Technical Data






15UNT-PRC002-GB

Water pressure losses

Coil

FWD08FWD12FWD20

FWD30FWD45

1

10

100

0,1 1

Pres

sure

loss

es (

kPa)

Pressure losses (kPa)

Coil volume

5403022180eziS8.12.19.06.04.0)l( emuloV

Water pressure losses3-way valve

0.80.060.050.03 0.04 1

1

2

654

3

810

100

80

60

30

20

4050

0.2 0.3 0.4 0.50.08 0.1 0.6

Pressure losses (kPa)

Pres

sure

loss

es (

kPa)

Accessories


Sound power levels

Discharge



1 55 50 42 37 37 31 30 46FWD 08 2 57 54 47 40 30 38 40 50

3 58 57 50 42 32 40 43 531 57 51 45 42 34 33 28 48

FWD 10 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 57 51 45 42 34 33 28 48

FWD 12 2 58 54 48 45 38 39 35 513 60 58 50 48 40 42 39 541 56 62 50 48 39 38 36 56

FWD 14 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 631 57 63 51 49 40 39 37 57

FWD 20 2 61 66 55 53 47 46 45 603 63 69 58 56 50 50 49 63

Intake



1 56 55 55 53 46 45 42 57FWD 08 2 63 62 60 60 53 53 53 64

3 66 65 63 62 56 55 57 671 62 58 55 58 51 48 44 61

FWD 10 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 62 58 55 58 51 48 44 61

FWD 12 2 66 63 60 62 56 55 52 663 70 67 63 65 59 59 57 691 66 65 65 65 57 50 46 68

FWD 14 2 73 72 69 71 64 59 57 743 78 76 73 75 69 64 63 781 68 72 64 64 56 52 50 69

FWD 20 2 76 76 68 71 65 61 61 753 78 79 71 74 69 66 66 78

19UNT-PRC002-GB

Circular duct adapter plenum

Technical and dimensional dataThe plenum is made of galvanised unpainted sheet steel

Unit Number Diameter of Dimensionsof connections connections (mm) LxPxH (mm)

FWD 08 5 160 879x303x202FWD 12 5 200 1118x324x252FWD 20 5 250 1255x361x302FWD 30 5 315 1290x442x402FWD 45 5 3x315+2x400 1290x527x602

Air pressure losses (Pa) (3 central connection pieces used)

Unit -20% Nominal flow +20%FWD 08 7 10 14FWD 12 20 29 39FWD 20 24 31 37FWD 30 25 35 47FWD 45 25 35 47

Vertical discharge and intake plenum


Unit DimensionsLxPxH (mm)

FWD 08 750x239x253FWD 12 950x289x303FWD 20 1150x339x353FWD 30 1150x439x453FWD 45 1150x639x653

Air pressure losses (Pa)


22 UNT-PRC002-GB

G2 and G4 Filter boxes


EU2 filter EU4 filter DimensionsUnit Quantity LxWxth.(mm) %arrestance Quantity LxWxth.(mm) %arrestance LxHxD (mm)FWD 08 2 386x221x8 81 x - - 796x236x108FWD 12 2 486x271x8 81 2 486x264x48 90 996x286x108FWD 20 2 486x321x8 81 2 586x314x48 90 1196x336x108FWD 30 2 586x421x8 81 2 586x414x48 90 1196x436x108FWD 45 2 586x621x8 81 2 586x614x48 90 1196x636x108

Air pressure losses (Pa) with clean EU2 filter


Air pressure losses (Pa) with clean EU4 filter

Unit -20% Nominal flow +20%FWD 08 - - -FWD 12 30 44 60FWD 20 30 41 51FWD 30 28 38 49FWD 45 28 38 49

Accessories

© 2013 Trane All rights reservedUNT-PRC002-E4_1213Supersedes UNT-PRC002-E4_0812

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ductable water unit fwd 08 - 12 - 20 - 30 - 45 language - english

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