VTR500_verB_issueA_hr.png
VTR500_verB_issueA_hr.png

Circulation set

VTR300, VTR500

  • Hot water available instantly
  • All in one, easy installation
  • Anti-scald protection
  • Insulation for minimized energy losses
  • VTR500 for multfamily houses
The series VTR300 and VTR500 for hot water circulation installations. The Circulation Set offers instantly available hot water, scald protection and comfort in a compact and efficient way. Using only thermostatic components (non-electrical) the unit is completely independent and provides very easy installation, with connections and check valves included.
Product range

VTR300, External thread

VTR300_verC_issueA_lr.png
VTR300 front_C-01.png
VTR300 side_C-01.png
Art.no. Reference Temperature range [°C] Kvs Connection G Connection H A [mm] B [mm] C [mm] D [mm] E [mm] F [mm] Weight [kg]
31400100 VTR322 35 - 60 1,6 R ¾" R ¾" 140 219 75 70 140 90 1,45
31400200 VTR322 45 - 65 1,6 R ¾" R ¾" 140 219 75 70 140 90 1,45
31400300 VTR322 50 - 75 1,6 R ¾" R ¾" 140 219 75 70 140 90 1,45

VTR522, External thread

VTR500_verB_issueA_hr.png
VTR500 front_C-01.png
VTR500 side_C-01.png
Art.no. Reference Temperature range [°C] Kvs Connection G Connection H A [mm] B [mm] C [mm] D [mm] E [mm] F [mm] Weight [kg]
31400400 VTR522 45 - 65 3,5 R ¾" R 1" 154 257 100 75 164 100 2,2
31400500 VTR522 50 - 75 3,5 R ¾" R 1" 154 257 100 75 164 100 2,2
Installation support

Installation example

Installation example
Technical data

Technical data

Pressure class: PN 10
Working pressure: 1,0 MPa
max. Differential pressure, Mixing: 0,3 MPa
Media temperature, max.: +95 ºC
Temperature stability: VTR300: ±2 °C *;
VTR500: ±4 °C **;
* Valid at unchanged hot/cold water pressure, minimum flow rate 4 l/min. Minimum temperature difference between hot water inlet and mixed water outlet 10°C.; ** 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.
Connections: External thread (R), EN 10226-1
Material, Valve housing and other metal parts with fluid contact: Dezincification resistant brass DZR

Conformity

PED 2014/68/EU, article 4.3 /
SI 2016 No. 1105 (UK)
4MS/UBA
4MS/KTW-BWGL
See certificate
ÜA R-15.2.4-22-17605 (AT)
Accessories and spare parts

Options

Art No. Reference Designation Note Data sheet Instruction manual
31405010 31405010 VTR801 ESBE VTR801 Pipe in pipe system series VTR800 Only for VTR300 download download

Spare parts

Art No. Reference Designation Note Data sheet Instruction manual
37000400 37000400 VTA932 ESBE VTA932 Exchange kit VTA320, 35 - 60°C VTA320, VTR320 download download
37001500 37001500 VTA932 ESBE VTA932 Exchange kit VTA320, 45 - 65°C VTA320, VTR320 download download
37001600 37001600 VTA932 ESBE VTA932 Exchange kit VTA320, 50 - 75°C VTA320, VTR320 download download
37100200 37100200 VTA952 ESBE VTA952 Exchange kit series VTA520, 45 - 65°C VTA520, VTR520 download download
37100300 37100300 VTA952 ESBE VTA952 Exchange kit series VTA520, 50 - 75°C VTA520, VTR520 download download
37202900 37202900 BV ESBE BV Check valve kit VTR300 VTR322 download download
37203000 37203000 BV ESBE BV Check valve kit VTR522 download download
Download area

Download area

Applications

Applications

Potable hot water system with circulation