HIU ULTRA COMPACT SINGLE DWELLING UNIT SUBSTATIONS
HIU Model "Bolzano"
From 10 to 80 kW
0 to 60 kW heating and 80 kW DHW.
With heat meter, control and security devices.
PN 25 on primary circuit.
For hot and superheated water networks.
For heating and DHW.
User customizable.
CE / PED Certification.
Very small size.
Easy maintenance.
Ready for remote metering and remote control.
Flow rate, power and return temperature limitation.
Fixed-point temperature management or external temperature compensation.
Our models
|
Hot Water , Heating
|
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Pos. |
Model |
Power |
DN 1° |
DN 2° |
PN 1° |
PN 2° |
Tmax 1° |
Tmax 2° |
Dimensions |
Weight |
25 |
BOLZANO 10 C |
10.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
30 |
26 |
BOLZANO 15 C |
15.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
30 |
27 |
BOLZANO 20 C |
20.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
30 |
28 |
BOLZANO 25 C |
25.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
30 |
29 |
BOLZANO 35 C |
35.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
30 |
30 |
BOLZANO 45 C |
45.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
30 |
|
Hot Water , DHW - Direct
|
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Pos. |
Model |
Power |
DN 1° |
DN 2° |
PN 1° |
PN 2° |
Tmax 1° |
Tmax 2° |
Dimensions |
Weight |
31 |
BOLZANO 20 C ACS D |
20.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
32 |
BOLZANO 30 C ACS D |
30.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
33 |
BOLZANO 40 C ACS D |
40.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
34 |
BOLZANO 50 C ACS D |
50.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
35 |
BOLZANO 60 C ACS D |
60.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
36 |
BOLZANO 70 C ACS D |
70.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
37 |
BOLZANO 80 C ACS D |
80.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
|
Hot Water , DHW - Indirect
|
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Pos. |
Model |
Power |
DN 1° |
DN 2° |
PN 1° |
PN 2° |
Tmax 1° |
Tmax 2° |
Dimensions |
Weight |
38 |
BOLZANO 20 C ACS I |
20.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
39 |
BOLZANO 30 C ACS I |
30.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
40 |
BOLZANO 40 C ACS I |
40.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
41 |
BOLZANO 50 C ACS I |
50.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
42 |
BOLZANO 60 C ACS I |
60.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
43 |
BOLZANO 70 C ACS I |
70.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
44 |
BOLZANO 80 C ACS I |
80.00 |
¾” |
1” |
25.00 |
10.00 |
110 |
95 |
500x600x150 |
28 |
|
Overheated Water , Heating
|
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Pos. |
Model |
Power |
DN 1° |
DN 2° |
PN 1° |
PN 2° |
Tmax 1° |
Tmax 2° |
Dimensions |
Weight |
45 |
BOLZANO 10 S |
10.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
30 |
46 |
BOLZANO 15 S |
15.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
30 |
47 |
BOLZANO 20 S |
20.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
30 |
48 |
BOLZANO 25 S |
25.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
30 |
49 |
BOLZANO 35 S |
35.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
30 |
50 |
BOLZANO 45 S |
45.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
30 |
51 |
BOLZANO 60 S |
60.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
30 |
|
Overheated Water , DHW - Direct
|
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Pos. |
Model |
Power |
DN 1° |
DN 2° |
PN 1° |
PN 2° |
Tmax 1° |
Tmax 2° |
Dimensions |
Weight |
52 |
BOLZANO 20 S ACS D |
20.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
53 |
BOLZANO 30 S ACS D |
30.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
54 |
BOLZANO 40 S ACS D |
40.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
55 |
BOLZANO 50 S ACS D |
50.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
56 |
BOLZANO 60 S ACS D |
60.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
57 |
BOLZANO 70 S ACS D |
70.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
58 |
BOLZANO 80 S ACS D |
80.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
|
Overheated Water , DHW - Indirect
|
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Pos. |
Model |
Power |
DN 1° |
DN 2° |
PN 1° |
PN 2° |
Tmax 1° |
Tmax 2° |
Dimensions |
Weight |
59 |
BOLZANO 20 S ACS I |
20.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
60 |
BOLZANO 30 S ACS I |
30.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
61 |
BOLZANO 40 S ACS I |
40.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
62 |
BOLZANO 50 S ACS I |
50.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
63 |
BOLZANO 60 S ACS I |
60.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
64 |
BOLZANO 70 S ACS I |
70.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
65 |
BOLZANO 80 S ACS I |
80.00 |
¾” |
1” |
25.00 |
10.00 |
130 |
95 |
500x600x150 |
28 |
Strength
range and performances
construction
management
special functions and services
Common schematic
Working condition
| HOT WATER | SUPERHEATED WATER | DIRECT H.D.W. | INDIRECT H.D.W. | ||
|---|---|---|---|---|---|
| THERMAL DESIGN PRIMARY CIRCUIT |
90/65°C | 115/65°C | 85/55°C | 85/55°C | |
| THERMAL DESIGN SECONDARY CIRCUIT |
60/75°C | 60/75°C | 25/50°C | 30/55°C | |
| PRESSURE DROP (Δp) @ NOMINAL CONDITIONS - CIRCUITS 1 & 2 | < 10 w.c.m. (1°) < 3 w.c.m. (2°) |
< 10 w.c.m. (1°) < 3 w.c.m. (2°) |
< 10 w.c.m. (1°) < 3 w.c.m.. (2°) |
< 10 w.c.m. (1°) < 3 w.c.m. (2°) |
|
| MECHANICAL DESIGN CIRCUITS 1 & 2 |
PN25 (1°) PN16/PN10 (2°) |
PN25 (1°) PN10 (2°) |
|||
| THERMAL OVERSIZING | 20% | ||||
| CERTIFICATION DESIGN | CE/PED - ISPESL | ||||
| ΔP EMERGENCY CLOSEDOWN REGULATION VALVE |
25 barg | ||||
| OPTIMIZATIONS | FLOW RATE LIMITATION, REMOTE SIMULTANEOUS TEMPERATURE AND POWER SETTING | ||||
Gallery
