BOLLY® 2 XL XB Heat exchanger surfaceEnergy

efficiency class

ModelHARD FOAM

insulation Upper Lower ErPArt. Nr. [m2]

200 3135052010212 1,4 0,6 B300 3135052010203 2,4 1 B500 3135052010215 4,0 1,4 C

BOLLY® 2 XL XC Heat exchanger surfaceEnergy

efficiency class

ModelDISMOUNTABLE SOFT FLEECE

insulation Upper Lower ErPArt. Nr. [m2]

800 3135052010218 5 1,8 C1000 3135052010219 6 3,0 C

ART. NR. for models5005000310002 XC5005000310003 XB

“Easy Control” Electronic Display-mounted on tank

316LSTAINLESS STEELDHW STORAGE

316LSTAINLESS STEEL

HEAT EXCHANGER

APPLICATIONProduction and storage of domestic hot water (DHW).MATERIALStainless Steel 316 L suitable for domestic hot water HEAT EXCHANGERN° 2 fixed oversize stainless steel heat exchanger with double spiral coil.INSULATION- HARD: High thermal insulation with ecological polyurethane hard foam.- SOFT: NOFIRE® polyester fleece 100% made of recyclable material,

with high thermal insulation. Fire resistance class B-s2d0 according to EN 13501. Grey PVC external lining.

CATHODE PROTECTIONMagnesium anode.DRAINExternal confluence through drain connection.GASKET- FLANGE PLATESilicone gaskets suitable for water intended for human consumption (tested according to 98/83/CE), max temperature up to 200°C. Stainless steel exchanger head.WARRANTY5 years - See general sales conditions and warrantyACCESSORIES AND SPARE PARTSSee Accessories section for the entire list.

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BOLLY® 2 XL INOXStainless steel 316L domestic hot water calorifier with 2 fixed oversize stainless steel heat exchangers with double spiral coil

ACCESSORIES

On line ErP label tool

cordivari.com/erp

A

B

C

ELECTRIC IMMERSION HEATERSMONOPHASE

1,5 kW 2 kW 3 kW5240000000051 5240000000052 5240000000053

Mod. Heated volume by electric immersion heater [lt] Ignition time from 10 °C to 45 °C with electric immersion heaters [min]

200 98 176 132 88300 169 274 206 137500 305 496 372 248800 420 752 564 376

1000 534 956 717 478

For technical data and performance charts see CALORIFIERS FOR HEAT PUMPS section

ThermometerArt. Nr.

50322400001075 units box

https://www.cordivari.com/

(B) (F) (G)(L) (I)

(C) (D)

(E) (J) (K)(O)

(A)

(M)

H8 (D)H7 (E)

H11 (B)H12 (I)

H9 (L)

H6 (F)

H

H3 (G)H2 (M)

(A)

DeDf

H13

H10 (C)

(C) (J)

H4 (C)(K)

H1 (O)0

R2

R1

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STORAGE HEAT EXCHANGERPmax Tmax Pmax Tmax6 bar 95 °C 12 bar 110 °C

Stainless steel 316L domestic hot water calorifier with 2 fixed oversize stainless steel heat exchangers with double spiral coil

BOLLY® 2 XL INOX

TÜV Rheinland Energie und Umwelt GmbH states that

test procedures and Cordivari LAB are certified conforming to European standard EN 15332, as indicated by Ecodesign ErP Directive.

A Uscita acqua calda sanitaria

B Connessione per ricircolo 1" gas F

C Connessione per strumentazione 1/2" Gas F

D Connessione per integrazione elettrica

E Connessione per anodo di magnesio 1"1/4 Gas F

F Ingresso scambiatore di calore inferiore 1"1/4 Gas F

G Uscita scambiatore di calore inferiore 1"1/4 Gas F

I Ingresso scambiatore di calore superiore 1"1/4 Gas F

K Flangia di ispezione

L Uscita scambiatore di calore superiore 1"1/4 Gas F

M Ingresso acqua sanitaria

O Scarico

BOLLY® 2 XL INOX - HARD FOAM INSULATION (XB)

Modello Volume De H R2 H1 H2 H3 H4 H6 H7 H8 H9 H10 H11 H12 H13 K A D M O[lt] [mm] Connessioni F

200 191 550 1446 1555 71 206 296 326 533 646 726 801 886 1046 1206 960 Φi120/Φe180 1" 1"1/2 1" 1/2"

300 293 650 1501 1640 76 236 326 386 572 626 706 741 1096 989 1236 1236 Φi120/Φe180 1" 1"1/2 1" 1/2"

500 503 750 1796 1955 71 256 356 411 601 686 766 810 1299 1148 1485 1496 Φi120/Φe180 1" 1"1/2 1" 1/2"

BOLLY® 2 XL INOX - DISMOUNTABLE SOFT FLEECE INSULATION (XC)

Modello Volume Df De H R1 R2 H1 H2 H3 H4 H6 H7 H8 H9 H10 H11 H12 H13 K A D M O[lt] [mm] Connessioni F

800 759 790 1010 1943 2105 2195 114 323 423 478 664 696 756 800 1383 1213 1548 1568 Φi120/Φe180 1"1/4 2" 1" 3/4"

1000 902 800 1020 2192 2340 2425 112 317 412 477 873 908 963 1008 1564 1452 1756 1792 Φi120/Φe180 1"1/2 2" 1"1/4 3/4"

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UPPER HEAT EXCHANGER

LOWER HEAT EXCHANGER

t2

t1

T1

T2

t2

t1

T1

T2

Data have been calculated on following basis:1) Primary circuit at T1 and proper energy source;2) Production of DHW in continuous way from 10 °C at t2;3) DHW that can be taken in the first 10’ and in the first hour from storage at 60°C, input 10°C and output 45°C;4) Sanitary water according to UNI CTI 8065.

ModelPrimary

Flow rateIgnition time (minutes) from 10 °C to t2 and

primary at T1

Maximum power exchange (kW) with primary at T1, secondary within 10-45 °C and constant

use of DHW production

DHW continuous production lt/h within 10-45 °C and primary at T1

[m3/h] T1/t2 T1 T155/50 65/60 70/60 80/60 55 65 70 80 55 65 70 80200 3 26 27 19 13 15,0 22,4 26,1 33,7 370 554 646 8341,5 30 31 22 15 13,9 20,4 23,7 30,3 343 504 585 748300 4 27 28 20 13 25,8 38,3 44,5 57,3 637 947 1102 14172 31 33 23 16 23,9 34,8 40,2 51,1 591 860 993 1265500 5 31 32 23 15 42,7 62,8 72,9 93,4 1054 1554 1804 23142,5 36 38 27 18 39,4 56,6 65,1 82,2 974 1400 1611 2036800 6 34 35 25 17 53,5 78,6 91,2 116,7 1322 1947 2259 28903 40 42 30 20 49,5 70,9 81,5 102,7 1224 1756 2019 2545

1000 6 37 38 27 18 63,4 92,7 107,3 136,8 1568 2296 2657 33893 44 46 33 22 58,2 82,8 94,8 118,9 1441 2050 2350 2949

ModelPrimary

Flow rateIgnition time (minutes) from 10 °C to t2 and

primary at T1

Maximum power exchange (kW) with primary at T1, secondary within 10-45 °C and constant

use of DHW production

DHW continuous production lt/h within 10-45 °C and primary at T1

[m3/h] T1/t2 T1 T155/50 65/60 70/60 80/60 55 65 70 80 55 65 70 80200 3 125 131 91 59 6,6 9,9 11,6 15,1 161 244 286 3721,5 138 144 100 65 6,2 9,3 10,8 14,0 151 227 265 344300 4 114 119 83 54 11,1 16,6 19,5 25,2 271 409 480 6232 124 129 91 60 10,5 15,6 18,2 23,4 257 384 448 578500 5 140 145 102 67 15,6 23,4 27,3 35,4 382 576 674 8742,5 151 157 111 73 14,8 22,0 25,6 32,9 364 542 631 814800 6 163 169 119 78 20,1 30,1 35,2 45,6 494 743 870 11283 176 183 130 86 19,1 28,4 33,0 42,5 471 700 816 1050

1000 6 120 125 88 58 32,9 49,0 57,1 73,6 812 1212 1412 18213 134 140 100 66 31,0 45,3 52,4 66,9 765 1120 1297 1656

ModelPrimary

Flow rate

DHW produced in the first 10 minutes in lt/10’ input 10 °C output 45 °C, storage at t2 and primary at T1

DHW produced in the first hour in lt/60’ input 10 °C output 45 °C,

storage at t2 and primary at T1

Heat exchanger pressure loss

[m3/h] T1/t2 T1/t2 [mm H2O] [mbar]55/50 65/60 70/60 80/60 55/50 65/60 70/60 80/60200 3 190 221 236 268 425 572 645 796 1103 1081,5 186 213 226 253 403 532 596 727 319 31300 4 335 386 412 465 738 986 1110 1362 552 542 327 372 394 439 701 917 1023 1241 156 15500 5 594 678 719 804 1262 1662 1862 2270 1210 1192,5 581 652 687 758 1198 1539 1707 2047 348 34800 6 795 899 951 1056 1632 2132 2382 2886 2009 1973 778 867 911 998 1553 1979 2190 2610 580 57

1000 6 987 1108 1169 1291 1980 2563 2851 3437 2337 2293 966 1067 1117 1217 1878 2366 2605 3085 677 66

ModelPrimary

Flow rate

DHW produced in the first 10 minutes in lt/10’ input 10 °C output 45 °C, storage at t2 and primary at T1

DHW produced in the first hour in lt/60’ input 10 °C output 45 °C,

storage at t2 and primary at T1

Heat exchanger pressure loss

[m3/h] T1/t2 T1/t2 [mm H2O] [mbar]55/50 65/60 70/60 80/60 55/50 65/60 70/60 80/60200 3 300 313 320 335 402 468 501 570 579 571,5 298 311 317 330 394 454 485 548 163 16300 4 464 487 499 522 636 746 802 917 326 322 461 483 493 515 624 725 777 881 89 9500 5 782 815 831 864 1024 1179 1258 1418 591 582,5 779 809 824 854 1010 1152 1224 1370 163 16800 6 1167 1208 1229 1272 1480 1679 1780 1986 960 943 1163 1201 1220 1259 1461 1645 1737 1924 268 26

1000 6 1424 1490 1524 1592 1938 2258 2418 2746 1354 1333 1416 1475 1505 1565 1901 2185 2326 2613 385 38

BOLLY® 2 XL INOXHeat exchangers technical data

https://www.cordivari.com/

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 curves refer to the minimum primary flow rate)

Heat exchangers technical dataBOLLY® 2 XL INOX

800

1000

0,0

10,0

20,0

30,0

40,0

50,0

60,0

70,0

80,0

45/10-40 50/10-45 55/10-45 60/10-45 65/10-45 70/10-45 75/10-45 80/10-45

KW

3 m2

1,8 m2

200

300

500

0,0

5,0

10,0

15,0

20,0

25,0

30,0

35,0

40,0

45/10-40 50/10-45 55/10-45 60/10-45 65/10-45 70/10-45 75/10-45 80/10-45

KW

Temperature

1,4 m2

1 m2

0,6 m2

Heat exchanger surface [m2] 0,6 1 1,4

Flow rate [m3/h]MAX min MAX min MAX min

3 1,5 4 2 5 2,25

Primary circuit temperature [°C]

Primary circuit temperature [°C]

Outp

ut [K

W]

Outp

ut [K

W]

Heat exchanger surface [m2] 1,8 3

Flow rate [m3/h] MAX min MAX min6 3 6 3

https://www.cordivari.com/

800

1000

0,0

20,0

40,0

60,0

80,0

100,0

120,0

140,0

45/10-40 50/10-45 55/10-45 60/10-45 65/10-45 70/10-45 75/10-45 80/10-45

KW

Potenze Bolly 2 XL scambiatori superiori

6 m2

5 m2

200

300

500

0,0

10,0

20,0

30,0

40,0

50,0

60,0

70,0

80,0

90,0

100,0

45/10-40 50/10-45 55/10-45 60/10-45 65/10-45 70/10-45 75/10-45 80/10-45

KW

Temperature

4 m2

2,4 m2

1,4 m2

Primary circuit temperature [°C]

Primary circuit temperature [°C]

Outp

ut [K

W]

Outp

ut [K

W]

BOLLY® 2 XL INOXHeat exchangers technical data

Heat exchanger surface [m2] 5 6

Flow rate [m3/h] MAX min MAX min6 3 6 3

Heat exchanger surface [m2] 1,4 2,4 4

Flow rate [m3/h] MAX min MAX min MAX min3 1,5 4 2 5 2,5

https://www.cordivari.com/

200300

500

800

1000

0 20 40 60 80 100 120 140 160 180

0

1000

2000

3000

4000

5000

020406080

100120140160180200220240260280300320340360380400420440460480500520540

0 1 2 3 4 5 6 7 8 9 10 11

lt/min

mm

.c.a

.

mba

r

Flow rate [m3/h]

Flow rate [lt/min]

[mba

r]

[mm

H2O

]

200

300

500

800

1000

0 20 40 60 80 100 120 140 160 180

0

500

1000

1500

2000

2500

3000

3500

0

20

40

60

80

100

120

140

160

180

200

220

240

260

280

300

320

340

0 1 2 3 4 5 6 7 8 9 10 11

lt/min

mm

.c.a

.

mba

r

Flow rate [m3/h]

Flow rate [lt/min]

[mba

r]

[mm

H2O

]

Heat exchangers Pressure lossBOLLY® 2 XL INOX

04

06

07

09

10

08

E 11

05

01

13

12

02 03

EXAMPLE OF INSTALLATION WITH BOLLY® 2 XL INOX

01 Generator (Heat pump) 05 Easy Control electronic display/thermostat 09 Hydraulic safety group 13 Solar panels

02 Heating system circulation group 06 Electric immersion heater (optional) 10 Blowdown valve

03 D.H.W. circulation group 07 Thermostatic mixing valve 11 By-pass solenoid valve

04 Bolly 2 XL 08 D.H.W. recirculation group 12 Solar system circulation group

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