These devices are suitable for large hot water requirements and cover a wide range from simple multipurpose cylinders with two flanges to solar hot water cylinders with 2 straight tube heat exchangers. Depending on the specific device type and combination, mono, bi and multivalent power feeds can be used to heat the water. The comprehensive accessories programme that goes with this line of cylinders can be individually configured.

  • Internal boiler enamelled according to DIN 4753, operating pressure 10 bar (VT-S) or 6 bar (VT-N)
  • Straight tube heat exchangers (FRM and FRMR), operating pressure 10 bar
  • Large flange opening (diameter: 240 mm)
  • 90 mm EPS rigid foam insulation, alternatively 100 mm ECO SKIN insulation 
  • Can be retrofitted with screw-in heater, built-in heater or finned tube heat exchanger
  • VT-S including impressed current anode

Model

Item no.

Capacity (litres)

Heating surface m²

Dimensions in mm incl. insulation H/W/D

Flange diameter in mm

Downloads

VT-N 800 FFM

A 303 10 

800

-

2000/1000

2x240

Catalogue
Operating instructions

VT-N 1000 FFM

A 305 10

1000

-

2350/1000

2x240

Catalogue
Operating instructions

VT-N 800 FRM

A 313 17

800

2,0

2000/1000

240

Catalogue
Operating instructions

VT-N 1000 FRM

A 315 17

990

2,4

2350/1000

240

Catalogue
Operating instructions

VT-N 800 FRMR

A 313 15

800

2,0+1,2

2000/1000

240

Catalogue
Operating instructions

VT-N 1000 FRMR

A 315 15

980

2,4+1,2

2350/1000

240

Catalogue
Operating instructions

VT-S 800 FFM

A 303 11

800

-

1900/790

240

Catalogue
Operating instructions

VT-S 1000 FFM

A 305 11

1000

-

2250/790

240

Catalogue
Operating instructions

VT-S 800 FRM

A 313 22

800

2,76

2000/1000

240

Catalogue
Operating instructions

VT-S 1000 FRM

A 315 22

975

3,51

2350/1000

240

Catalogue
Operating instructions

VT-S 800 FRMR

A 313 23

800

2,76+1,2

2000/1000

240

Catalogue
Operating instructions

VT-S 1000 FRMR

A 315 23

950

3,51+1,2

2350/1000

240

Catalogue
Operating instructions

Subject to technical changes and printing errors.