IDEAL Logic HIU 50 Indirect, Product Manual

Page: 19 / 36

19
LOGIC HIU
50 DIRECT HIGH TEMP
Maximum working pressure: 10 bar
Maximum temperature 85°C
Max. Percentage of glycol 30%
Max. Recommended primary
circuit flow rate
1.2 m
³
/h
PRIMARY PERFORMANCE
Heat Interface Unit HT
Primary ball valve set
Central heating flow & return valves
DHW inlet and outlet connection valves
Differential pressure control (DPC)
UIN PRODUCT NAME METERING OPTIONS
211096 Logic HIU Direct HT
HIU only, meter not
included
211349 Logic HIU Direct HT
Factory fitted, CF Echo 11
MbBus 1
211353 Logic HIU Direct HT
Factory fitted, CF
Ultramaxx V MBus PS
Power supply 230 V (ac)
±
10% 50 Hz
Max. Power consumption 105 W
Protection class IP 40
Actuator Stepper 24 V
Probes NTC 10 k
Ω
ELECTRICAL
Frame RAL 9010 sprayed steel
Protective shell cover EPP (Expanded polypropylene)
Components Brass BS EN 12165 CW617N
Pipes Stainless steel
Exchanger Brazed stainless steel
CONSTRUCTION
INCLUDED AS STANDARD
The temperature setting operates on the principle of set
point regulation and can be fixed within application limits.
HEATING
The DHW function takes priority over the heating function
controlled by the DHW priority flow switch.
DOMESTIC HOT WATER - DHW
INCLUDING OPTIONAL PRE HEAT FUNCTION
Flushing By-pass
CF Echo II
CF Ultramaxx V
ACCESSORIES
Heating Set Point Dependent on primary system
Nom. heating exchanger net
output
As primary and heating circuit
controls permit
Heating circuit Maximum pressure rating: as
primary and heating circuit
controls permit
Heating control circuit VOLT FREE
Set Point DHW temperature 42 to 60°C
Max. Domestic hot water
pressure
10 bar
DHW circuit max. flow rate 18 l/m (0.3 l/s)
Min. flow rate to activate
domestic flow sensor
2.7 l/m
±
0.3
Max. Differential pressure on
domestic water modulating
valve
Δ
p 0.9 bar
Min. Differential pressure on
domestic water modulating
valve
Δ
p 0.35 bar
Nom. DHW heat exchanger
net output
50 kW - Logic HIU 50 Direct
HT