Series 677

Three-way zone valve.

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Product Description

Three-way zone valve.
Designed for installation of series 6563, 6561, 6562 and 6564 thermo-electric actuators.

Technical data

Maximum working pressure: 10 bar
Medium temperature range: 0–95 °C
△p max.: 1,2 bar

Drawings and specifications

Part number Connection Kv straight Kv by-pass
3D models
Tender text
Three-way zone valve. Designed for installation of series 6563, 6561, 6562 and 6564 thermo-electric actuators. connection: G 1/2" A (ISO 228-1) M. Maximum working pressure: 10 bar. Medium temperature range: 0–95 °C. △p max.: 1,2 bar. Kv straight: 3,7 m³/h. Kv by-pass: 1,0 m³/h.
3D models
Tender text
Three-way zone valve. Designed for installation of series 6563, 6561, 6562 and 6564 thermo-electric actuators. connection: G 3/4" A (ISO 228-1) M. Maximum working pressure: 10 bar. Medium temperature range: 0–95 °C. △p max.: 1,2 bar. Kv straight: 3,7 m³/h. Kv by-pass: 1,0 m³/h.
3D models
Tender text
Three-way zone valve. Designed for installation of series 6563, 6561, 6562 and 6564 thermo-electric actuators. connection: G 1" A (ISO 228-1) M. Maximum working pressure: 10 bar. Medium temperature range: 0–95 °C. △p max.: 1,2 bar. Kv straight: 3,7 m³/h. Kv by-pass: 1,0 m³/h.

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.