Welded expansion vessel only for primary circuit of solar thermal systems, EC certification.
Product Description
Welded expansion vessel only for primary circuit of solar thermal systems, EC certification.
Bladder membrane.
Conforms to EN standard 13831.
Technical data
Medium:
water, glycol solutions
Maximum percentage of glycol:
50 %
Pre-charge:
2,5 bar
Diaphragm temperature range:
-10–70 °C
System working temperature range:
-10–120 °C
Maximum working pressure:
10 bar
Certifications
pdf
Drawings and specifications
| Part number | Connection | Volume | |
|---|---|---|---|
| 259008 | G 3/4" A (ISO 228-1) M |
8 l | |
|
2D drawings
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3D models
Tender text
CALEFFI, 259008.
Welded expansion vessel only for primary circuit of solar thermal systems, EC certification. Bladder membrane. Conforms to EN standard 13831. Connection: G 3/4" A (ISO 228-1) M. Maximum working pressure: 10 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 2,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 8 l.
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| 259012 | G 3/4" A (ISO 228-1) M |
12 l | |
|
3D models
Tender text
CALEFFI, 259012.
Welded expansion vessel only for primary circuit of solar thermal systems, EC certification. Bladder membrane. Conforms to EN standard 13831. Connection: G 3/4" A (ISO 228-1) M. Maximum working pressure: 10 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 2,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 12 l.
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| 259018 | G 3/4" A (ISO 228-1) M |
18 l | |
|
3D models
Tender text
CALEFFI, 259018.
Welded expansion vessel only for primary circuit of solar thermal systems, EC certification. Bladder membrane. Conforms to EN standard 13831. Connection: G 3/4" A (ISO 228-1) M. Maximum working pressure: 10 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 2,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 18 l.
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| 259025 | G 3/4" A (ISO 228-1) M |
25 l | |
|
3D models
Tender text
CALEFFI, 259025.
Welded expansion vessel only for primary circuit of solar thermal systems, EC certification. Bladder membrane. Conforms to EN standard 13831. Connection: G 3/4" A (ISO 228-1) M. Maximum working pressure: 10 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 2,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 25 l.
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| 259033 | G 3/4" A (ISO 228-1) M |
33 l | |
|
3D models
Tender text
CALEFFI, 259033.
Welded expansion vessel only for primary circuit of solar thermal systems, EC certification. Bladder membrane. Conforms to EN standard 13831. Connection: G 3/4" A (ISO 228-1) M. Maximum working pressure: 10 bar. System working temperature range: -10–120 °C. Diaphragm temperature range: -10–70 °C. Pre-charge: 2,5 bar. Maximum percentage of glycol: 50 %. Medium: water, glycol solutions. Volume: 33 l.
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Pipe Sizer Caleffi
This application allows for sizing and making calculations for pipes and conduits carrying water or air, respectively for hydraulic or aeraulic plants.
