Circulation unit, Direct supply

GDF100

  • 180mm pump ready – be free to use favorite pump manufacturer
  • High class, adjustable insulation shell

The ESBE series GDF100 is a direct supply circulation unit designed for applications, where the energy transport is required. Equipped with two shut-off valves with thermometers, check valve and high class isolation shell. 

The ESBE Circulation Unit GDF100 is ready to work with 180mm pumps. The smart adjustable insulation shell makes it sure that any kind of pump will be isolated in a right way.

Product range

GDF111

Flexi_GDF111_design2.png
GDF11x_Design2_Front_A-01.png
GDF11x_Design2_B_Side.png
Art.no. Reference DN Connection I Connection J Weight [kg]
61200100 GDF111 25 G 1" G 1½" 3,0
Installation support

Installation examples

Installation examples

Documents

Technical data

Technical data

Pressure class: PN 10
Working pressure: 1,0 MPa
Insulation: EPP λ 0,036 W/mK
Media, Heating water: in accordance with VDI2035
Media, Water/Glycol mixtures: max. 50 % (above 20% admixture, the pump data must be checked)
Media temperature, max.*: +100 °C
Media temperature, min.*: +5 °C
Ambient temperature, max.*: +60 °C
Ambient temperature, min.*: 0 °C
*Media temperature/Ambient temperature, max.°C/min.°C.: consider data for choosen pump
Connections, Internal thread (G): ISO 228/1
Connections, External thread (G): ISO 228/1
Material, in contact with water Components: Brass, steel
Sealing materials: PTFE, Aramid fibre, EPDM

Conformity

PED 2014/68/EU, article 4.3 /
SI 2016 No. 1105
EnEv 2014

Characteristics

Characteristics
Accessories and spare parts

Options

Art No. Reference Designation Note Data sheet Instruction manual
66001100 66001100 GMA411 ESBE GMA411 Hydraulic separation for 1 circulation unit. DN25/32 download download
66001200 66001200 GMA421 ESBE GMA421 Manifold for 2 circulation units, without integrated hydraulic separator function. DN25/32 download download
66001300 66001300 GMA431 ESBE GMA431 Manifold for 3 circulation units, without integrated hydraulic separator function. DN25/32 download download
66001400 66001400 GMA441 ESBE GMA441 Manifold for 4 circulation units, without integrated hydraulic separator function. DN25/32 download download
66001500 66001500 GMA451 ESBE GMA451 Manifold for 5 circulation units, without integrated hydraulic separator function. DN25/32 download download
66001600 66001600 GMA521 ESBE GMA521 Manifold for 2 circulation units, with integrated hydraulic separator function. DN25/32 download download
66001700 66001700 GMA531 ESBE GMA531 Manifold for 3 circulation units, with integrated hydraulic separator function. DN25/32 download download

Spare parts

Art No. Reference Designation Note Data sheet Instruction manual
67000600 67000600 GSP903 ESBE GSP903 Thermometer upgrade set, 2 pcs/package download download
67003400 67003400 GSP911 ESBE GSP911 Ball valves incl thermometer DN 25, 2 pcs/package DN25 download download
67002000 67002000 GSP910 ESBE GSP910 Insulation circulation unit FLEXI download download
Download area

Download area

Type Preview Download
Data sheet GDF100 download
Installation instruction GDF100, DN25 download
Certificate Declaration of Conformity, GDF100 download
Certificate Declaration of Conformity UKCA, GDF100 download
Certificate Building Product Declaration BPD3, GDF100 download
Certificate EAC certificate (RU), GDF100 download
Certificate Certificate of conformity UA, GDF100 download
Image GDF111, high res download
2D Image GDF111 download
3D drawing (stp file) GDF111, DN25 download