BOLLY® - INTERKA
BOLLY® 2 AP- HEAT EXCHANGERS TECHNICAL DATA
300
500
DHW produced in the first hour in lt/60’
input 10 °C output 45 °C,
storage at t2 and primary at T1
T1/t2
Model
DHW produced in the first 10 minutes in lt/10’
input 10 °C output 45 °C,
storage at t2 and primary at T1
T1/t2
55/50
149
146
242
237
65/60
197
191
317
309
70/60
208
201
332
322
80/60
229
220
363
349
55/50
303
287
465
444
65/60
430
402
654
614
70/60
481
447
727
678
300
500
DHW produced in the first 10 minutes in lt/10’
input 10 °C output 45 °C,
storage at t2 and primary at T1
T1/t2
65/60
512
503
847
834
70/60
528
517
869
853
80/60
561
545
916
893
55/50
640
616
1007
973
65/60
877
833
1366
1303
70/60
954
901
1475
1396
[mm.H2O]
[mbar]
3
1,5
3,5
1,75
DHW produced in the first hour in lt/60’
input 10 °C output 45 °C,
storage at t2 and primary at T1
55/50
397
392
660
652
Exchanger pressure loss
[m3/h]
80/60
585
538
876
808
T1/t2
Model
Flow rate
194,65
53,92
316,51
87,68
19,09
5,29
31,04
8,60
Flow rate
Exchanger pressure loss
[m3/h]
[mm.H2O]
[mbar]
3
1,5
3,5
1,75
80/60
1113
1038
1697
1586
1082,03
299,73
2056,48
569,66
106,11
29,39
201,67
55,86
HEAT EXCHANGERS OUTPUT CHART BOLLY® 2 AP
HEAT EXCHANGER OUTPUT REFERRED TO TEMPERATURE AND FLOW RATE OF PRIMARY CIRCUIT AND WITH SECONDARY AT 10/45°C AT MAXIMUM WITHDRAWAL OF PRODUCIBLE DHW
(UPPER LIMIT OF THE CURVES REFERRED TO MAXIMUM PRIMARY FLOW RATE IN THE HEAT EXCHANGER, WHILE THE LOWER LIMIT IN THE CURVE REFERS TO THE MINIMUM PRIMARY FLOW RATE)
UPPER
35
LOWER
55
50
30
45
Output [KW]
Output [KW]
40
1,3 m 2
25
2 m2
35
30
20
1,4 m 2
0,9 m
25
2
20
15
15
10
10
55
60
65
70
75
80
55
Primary circuit temperature [°C]
Heat exchanger
surface
Primary flow rate
[m3/h]
0,9 m2
60
65
70
75
Primary circuit temperature [°C]
Heat exchanger
surface
1,3 m2
MAX
MIN
MAX
MIN
3
1,5
3,5
1,75
Primary flow rate
[m3/h]
87
1,4 m2
2 m2
MAX
MIN
MAX
MIN
3
1,5
3,5
1,75
80