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STS

15 Models with airflow from 600 to 3.000 m³/h.

Versions

  • STS/PZ - Unità base

Power range

  • 3.9-23.0 kW
  • 1.1-6.6 Ton

Features

  • Double skin sandwich side panels with 25 mm thickness.
  • 25 mm panels are fixed with exclusive SNAP-IN system (screwfree) ensuring even pressure on the casing for excellent air tightness.
  • Polyurethane high performance insulation.
  • 2-, 4-, or 6-Row coils.
  • Static pressure up to 120 Pa (0,48 in WG) available.
  • G4 plate filter.
  • Available accessories: intake plenum, calibration damper for intake plenum, 2-Row hot water coil section for 4-Pipe system, electrical heater section, silencer section, 3-Speed switch.
525456929496132134136152154156182184186
CoolingTotal cooling capacity (1)kW3,95,46,26,710,111,48,812,414,112,917,019,815,521,123,3
Sensible cooling capacity (1)kW2,83,74,24,86,87,76,18,49,48,811,513,110,614,115,4
Water flow (1)l/h6849361080115217281944151221242412212429163420266436363996
Pressure drops (1)kPa232012262825273534293540384139
HeatingHeating capacity (2)kW8,111,213,014,020,022,817,724,527,724,933,938,430,440,145,2
Water flow (2)l/h6849721116122417281944154821242412219629523348266435643960
Pressure drops (2)kPa211911272421222929253131333231
RowsQuantity246246246246246
Water connectionsIn / Out"G½”½”¾”½”¾”¾”¾”¾”¾”¾”¾”1"¾”1"1"
Additional coilHeating capacity (2)kW8,08,08,013,813,813,817,117,117,122,422,422,427,927,927,9
Water flow (2)l/h684684684118811881188151215121512198019801980244824482448
Pressure drops (2)kPa202020353535131313181818343434
Rows222222222222222
Attacchi idraulici (In / Out)"G½”½”½”½”½”½”¾”¾”¾”¾”¾”¾”¾”¾”¾”
Air flowMaxm³/h900900900160016001600220022002200260026002600300030003000
Medm³/h700700700130013001300190019001900220022002200240024002400
Minm³/h600600600800800800140014001400150015001500210021002100
Available static pressureMaxPa707070808080909090120120120120120120
MedPa505050505050505050707070707070
MinPa202020303030303030505050505050
Electrical heaterPower supplyV/Ph/Hz400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50400/3+N/50
Absorbed powerkW333444444666666
Steps111111111111111
Electrical characteristicsPower supplyV/Ph/Hz230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50230/1/50
Max absorbed powerkW0,130,130,130,220,220,220,350,350,350,420,420,420,650,650,65
Max. absorbed currentA0,80,80,81,41,41,42,22,22,22,62,62,64,04,04,0
Sound pressureMax (3)dB(A)555555575757595959606060616161
Med (3)dB(A)484848535353555555555555585858
Min (3)dB(A)444444434343404040464646575757

Dimensions

525456929496132134136152154156182184186
LSTDmm900900900900900900900900900950950950950950950
WSTDmm615615615915915915116511651165116511651165151515151515
HSTDmm350350350350350350350350350400400400400400400

Notes

  • 1 Ambient air temperature 27 °C d.b./19 °C w.b., water temperature 7/12 °C.
  • 2 Ambient air temperature 20 °C d.b., water temperature 70/60 °C.
  • 3 Sound pressure level measured at 1 m from the unit with reverberation time 0,5 s.