Hoval UltraGas 70 User Manual

Subject to modi cations |
EN
Technical information
Installation instructions
UltraGas
®
(70,100)
Condensing gas heating boilers
for natural gas and liquid gas
for modulating operation
The oor-standing gas condensing boilers UltraGas
®
(70,100) acc. to EN 15502-1/15502-2-1 are suitable
and licensed for use as heat generators for hot water
heating systems with a permissible ow temperature of
up to 85 °C
1)
. They are designed for continuously cont-
rolled reduced operation in heating systems.
1)
See technical data
These instructions apply to the following types:
Rated output levels at 40/30 ºC
and for natural gas
45-UltraGas
®
(70) 13.6 - 69.9 kW
45-UltraGas
®
(100) 20.9 - 100.0 kW
Hoval products may only be installed and commissioned
by appropriately qualied experts. These instructions
are intended exclusively for the specialist. Electrical
in stal lations may only be carried out by a qualied
electrician.
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Hoval UltraGas 70 Specifications

General

Model	UltraGas 70
Boiler type	Condensing boiler
Nominal heat output	70 kW
Efficiency	Up to 98%
Fuel type	Natural gas
Control System	TopTronic E
Operating Pressure	Up to 6 bar