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Unit heater S-3S series 230V

The S-series air water heater is equipped with a casing made of galvanized, powder-coated steel and a 3-speed fan, which allows you to adjust the device’s performance. The technology used in the air water heater allows you to control the heating power, thus increasing the functionality and improving the overall parameters of the device.

The wide range of heaters of the S series allows you to adjust the heating power of the device so that its operation fully satisfies the thermal comfort of people in rooms with large and medium cubic capacity.

The mounting console dedicated to the water heater gives a wide range of installation options and precise direction of the air stream.

Description: Unit heater S-3S series 230V

Place to use
The water heater will be perfect for places such as:

  • halls,
  • warehouses,
  • production halls,
  • car workshops,
  • logistics centers,
  • commercial pavilions.

Parameters
Power range: 2-66 kW
Weight: 16 – 29 kg
Housing: galvanized steel, powder coated

Additional information:

  • The heater has 1,2 or 3-row heat exchangers.
  • It has a fan with IP 54 protection that meets the European ErP 2015 standards.

Control
The heaters have dedicated accessories that enable their fully automated operation. Thus, they improve the efficiency of their operation, as well as provide measurable savings resulting from conscious control of the device and regulation of power consumption.

 

Technical specification

  S1-3S S2-3S S3-3S S4-3S
Product code WHS1-3S-1789 WHS2-3S-1790 WHS3-3S-1791 WHS4-3S-1787
Nominal heating capacity[kW*]
3 stage/2 stage/1 stage
14,7 / 13,1 / 11,3 23,4 / 16,0 / 14,0 36,9 / 20,8 / 17,8 50,1 / 38,5 / 27,5
Heating capacities range [kW**] 1,57 - 19,5 2,1 - 30,8 2,92 - 48,8 4,17 - 66,2
Maximum air flow [m3/h]
3 stage/ 2 stage/ 1 stage
1400 / 1150 / 900 2000 / 1100 / 900 1800 / 850 / 700 3350 / 2250 / 1400
Maximum isothermal stream range [m] 10 13 11 18
Number of rows [pcs] 1 2 3 2
Water capacity [dm3] 0,5 1,3 1,9 2
Maxiumum temperature of heating fluid [°C] 120 120 120 120
Maximum pressure of heating fluid [MPa] 1,6 1,6 1,6 1,6
Connectors diameter [cal] 3/4 3/4 3/4 3/4
Voltage/frequency [V/Hz] 230/50 230/50 230/50 230/50
Nominal motor current [A]
3 stage/ 2 stage/ 1 stage
0,40 / 0,30 / 0,25 0,58 / 0,30 / 0,20 0,58 / 0,30 / 0,20 0,84 / 0,65 / 0,54
Nominal motor speed [rpm]
3 stage/ 2 stage/ 1 stage
1350 / 1150 / 900 1400 / 1000 / 680 1400 / 1000 / 680 1400 / 1050 / 750
Nominal motor power [W]
3 stage/ 2 stage/ 1 stage
85 / 65 / 55 125 / 75 / 43 125 / 75 / 45 190 / 150 / 120
IP protection rating of motor 54 54 54 54
Net weight [kg] 15 21 23 27
Noise [dB***]
3 stage/ 2 stage/ 1 stage
51 / 45 / 43 54 / 48 / 46 53 / 47 / 45 56 / 50 / 48

* -for the parameters 90/70°C and the inlet air temperature 0°C
** - the max. capacity for 120/90°C, 0°C the inlet air temperature, 3rd stage // the min. capacity 40/30°C, 20°C the inlet air temperature, 1st stage
*** - the measurment at the distance of 5m from the device

 

CALCULATOR REVENTON GROUP

How to select the power of heating devices?

  • Calculating the thermal demand of a building
  • Predefined parameters for specific regions
  • Easy and user-friendly calculator interface
  • Automatic (approximate) selection of devices for thermal load

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