Series 528

Expansion group for hot water storage heaters, for horizontal or vertical installation.

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Product Description

Expansion group for hot water storage heaters, for horizontal or vertical installation.
With shut-off valve and controllable check valve.

Certified to EN 1488.

Technical data

Maximum working pressure: 10 bar
Medium temperature range: 2–40 °C
Material: brass

Certifications

BELGAQUA
KIWA
VA 1.59/20511
PZH

Drawings and specifications

Part number Connection Pressure setting
3D models
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Tender text
CALEFFI, 528518. Expansion group for hot water storage heaters, for horizontal or vertical installation. With shut-off valve and controllable check valve. Certified to EN 1488. Connection: Ø 15. Maximum working pressure: 10 bar. Medium temperature range: 2–40 °C. Pressure setting: 8 bar. Material: brass.
SCIP code
7de94367-ef63-4777-86d5-6ca11146e241
2D drawings
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3D models
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Tender text
CALEFFI, 528547. Expansion group for hot water storage heaters, for horizontal or vertical installation. With shut-off valve and controllable check valve. Certified to EN 1488. Connection: G 1/2" A (ISO 228-1) M. Maximum working pressure: 10 bar. Medium temperature range: 2–40 °C. Pressure setting: 7 bar. Material: brass.
SCIP code
3006671b-fe5f-4a4f-a3d9-7621a150e359
2D drawings
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3D models
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Tender text
CALEFFI, 528548. Expansion group for hot water storage heaters, for horizontal or vertical installation. With shut-off valve and controllable check valve. Certified to EN 1488. Connection: G 1/2" A (ISO 228-1) M. Maximum working pressure: 10 bar. Medium temperature range: 2–40 °C. Pressure setting: 8 bar. Material: brass.
SCIP code
b6e57b3a-d2a4-4929-84f4-a5db21613172
2D drawings
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3D models
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Tender text
CALEFFI, 528540. Expansion group for hot water storage heaters, for horizontal or vertical installation. With shut-off valve and controllable check valve. Certified to EN 1488. Connection: G 1/2" A (ISO 228-1) M. Maximum working pressure: 10 bar. Medium temperature range: 2–40 °C. Pressure setting: 10 bar. Material: brass.
SCIP code
03f71f4f-c54a-4a48-91a1-4b93d14f57f3

Applications

Pipe Sizer Caleffi
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.