Indirect heating substations, Substations


Product Type: DSA1 MIDI, DSA1 MIDI-PN-90 HT S035, Design: standing, 90.0 kW, 800 mm, 1300 mm, 1200 mm, 140 °C

Product details

Gross weight 137 Kg
Net weight 137 Kg


Allowed temperature [˚C] [Min] 2 °C
Approval CE
Approvals CE
Capacity [kW] 90 kW
Category name Indirect heating substations
Connection direction primary and secondary Up
Cover material EPP
Current [A] [Max] 3 A
Delta P primary without heat meter [bar] [Min] 0.73 bar
Delta P secondary [bar] [Max] 0.23 bar
Depth with cover [mm] 655 mm
Depth without cover [mm] 655 mm
Description DSA1 MIDI-PN-90 HT S035
Design standing
DH connection size G1 1/4A
DH connection type external thread
DH pipe size DN25
Differential pressure primary [bar] [Max] 20 bar
Fitting piece heatmeter
Flow primary [m3/h] [Max] 2.57 m³/h
Flow secondary [m3/h] [Max] 3.86 m³/h
HE connection size DN40
HE connection type coupling internal thread
HE pipe size DN40
Heating control type Electronic
Heating controller name OPR 0020
Height with cover [mm] 1078 mm
Height without cover [mm] 1078 mm
HEX heating alloy 1.4404
HEX heating brazing material Copper
HEX heating type Brazed
In scope of WEEE and contain batteries No
Insulation material EPP
Manufacturer's name Danfoss
Number of floor heating manifold connections 2
Number of heating manifold connections [loops] [Max] 2
Package depth [mm] 800 mm
Package height [mm] 1300 mm
Package width [mm] 1200 mm
PED category I
Pressure nominal primary [bar] 25 bar
Pressure nominal secondary [bar] 6 bar
Pressure primary [bar] [Max] 25 bar
Pressure secondary [bar] [Max] 3 bar
Product group Substations
Sensor type heatmeter pocket 6mm
Supply temperature construction [˚C] 140 °C
Supply voltage [V] AC 230 V
Width with cover [mm] 1100 mm
Width without cover [mm] 1100 mm


Spare Parts






Software and firmware to extend functionality