Hot Water Priority
Preheat Function to keep hot water heat exchanger warm
Heating ramp up within 3 minutes
Unit shutdown if heating temperature goes to 50
-
55°C on Underfloor Model
Pump anti
-
lock feature –
runs pump 5 secs every 24 hours
Anti Calcification pump run on after hot water provision
Features
•
Cools the plate after hot water production for prolonged life for the plate heat exchanger.
•
Additional shunt pump inside the station, so pump power from the plant room can be significantly reduced as
the plant room pump will not have to deal with the pressure losses within the flats
•
Heating flow temperature can be controlled from 30°C to 80°C.
•
Direct supply for Under Floor Heating OPTION UFH protection with a safety switch.
•
Plus an additional UFH protection with a safety switch.
•
Safety during a power cut. Inlet valve is fail safe, and will not allow overheating of the DHW plate or to any
UFH low temperature circuits when the electronic control is not functioning.
•
Mixing valve basically controls flow temperature of water to the heating or hot water.
•
Pump bypass that works automatically if the unit is in heating mode and all circuits are closed. Water flow
passes through the bypass around the heat exchanger protecting the pump.
•
Electronic Controller, with manual temperature adjustment.
•
Shut off valve for either UFH high temperature protection, or Pre
-
Payment shut down when out of credit.
No additional shut down valve required.
Model
-
HIUV3
-
40 DIRECT type HIU with Priority Hot Water
(Optional Model
-
HIUV3
-
40 DIRECT type HIU with Priority Hot Water for UFH)
Accessories and Options;
•
with Cold Water Supply connection
•
With fitted Heat Meter
•
With cold water meter (only for sub
-
metering, not billing)
•
Isolation Ball Valve Kit HIAC03BVPACK
•
First Fix JIG
Section 2
-
Description
Page 3
05/20 E&OE
-
V3 DIRECT
