Hoval UltraGas 500 Installation Instructions

Subject to modi cations |
EN
Technical information
Installation instructions
4 213 783 / 00 - 06/15
Hoval products may only be installed and commissioned
by appropriately qualied experts. These instructions
are intended exclusively for the specialist. Electrical
installations may only be carried out by a qualied
electrician.
Vertical gas condensing boilers UltraGas
®
(125-1000)
acc. to EN 483 and EN 677 are suitable and licensed for
use as heat generators for hot water heating systems
with a permissible ow temperature of up to 90 °C
1)
.
They are designed for continuously controlled reduced
operation in a heating system.
1)
See technical data
UltraGas
®
(125 - 1000)
Condensing gas boilers
for natural gas and liqueed gas
for modulating operation
These instructions are applicable to the
following types:
Nominal output ranges at 40/30°C and
with natural gas
41-UltraGas
®
(125) 28 - 123 kW
41-UltraGas
®
(150) 28 - 150 kW
41-UltraGas
®
(200) 44 - 200 kW
41-UltraGas
®
(250) 49 - 250 kW
41-UltraGas
®
(300) 57 - 300 kW
41-UltraGas
®
(350) 58 - 350 kW
41-UltraGas
®
(400) 97 - 400 kW
41-UltraGas
®
(450) 97 - 450 kW
41-UltraGas
®
(500) 97 - 500 kW
41-UltraGas
®
(575) 136 - 575 kW
41-UltraGas
®
(650) 136 - 650 kW
41-UltraGas
®
(720) 142 - 720 kW
41-UltraGas
®
(850) 166 - 850 kW
41-UltraGas
®
(1000) 224 - 1000 kW
41-UltraGas
®
H (720) 142 - 720 kW
41-UltraGas
®
H (1000) 224 - 1000 kW

Hoval UltraGas 500 Specifications

General

Type	Condensing Boiler
Output	500 kW
Operating Pressure	6 bar
Fuel Type	Natural gas
Modulation range	20 - 100%
Efficiency	Up to 109.5% (referred to net calorific value)
Heat exchanger material	Aluminium-silicon alloy