Circulation unit, Fixed temperature

GFF100

  • Constant temperature control thanks to the thermostatic valve
  • Adjustable flow temperature settings
  • 180mm pump ready – be free to use favorite pump manufacturer
  • High class, adjustable insulation shell
The ESBE series GFF100 is a circulation mixing unit which is intended for heating circulations where the constant temperature control are required. Equipped with two shut-off valves with thermometers, check valve and high class isolation shell. The GFF100 is delivered with the 3-way thermostatic valve, which provides constant temperature regulation of the heating system and adjustable temperature setting. 

The ESBE Circulation Unit GFF100 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

GFF111

Art.no. Reference DN Temperature range [°C] Connection I Connection J Weight [kg]
61220100 GFF111 25 20–55 G 1" G 1½" 3,8
Installation support

Installation examples

Installation examples

Documents

Technical data

Technical data

Pressure class: PN 6
Working pressure: 0,6 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.: +95 °C
Media temperature, min.: 0 °C
Ambient temperature, max.°C/min.°C: depends on the electronic equipment
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

Integrated valve

ESBE VTA372
max. Differential pressure drop 100 kPa (1bar)
Temperature range 20 - 55⁰C
Temperature stability ± 3⁰C *
* * Valid at unchanged hot/cold water pressure, minimum flow rate 9 l/min. Minimum temperature difference between hot water inlet and mixed water outlet 10°C

Conformity

PED 2014/68/EU, article 4.3
EnEv 2014

Characteristics

Characteristics
Accessories and Spare Parts

Options

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

Spare parts

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

Download area

Type Preview Download
Data sheet GFF100 download
Data sheet GFF100 (cs) download
Installation instruction GFF100 (de, en, fr, it, pl, ru, sv) download
Installation instruction GFF100 (si) download
Certificate Declaration of Conformity, GFF100 download
Certificate Building Product Declaration BPD3, GFF100 download
Certificate EAC certificate (RU) download
Image GFF111, high res download
2D Image GFF111 download
3D drawing (stp file) GFF111, DN25 download