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Motorised ball zone valves with 3-contact control
Motorised three-way ball zone valve, by-pass version
6443..3BY
Motorised three-way ball zone valve, by-pass version
Description:
Motorised three-way ball zone valve, by-pass version.
Max. working pressure: 10 bar.
Max. Δp: 10 bar.
Temperature range: -5–110°C.

Equipped with actuator with 3-contact control.
With auxiliary microswitch.


Supply: 230 V (ac) or 24 V (ac).
Power consumption: 4 VA.
Auxiliary microswitch contact rating: 
0,8 A (230 V).
Ambient temperature range: 0–55°C.
Protection class: 
IP 44 (vertical stem), 
IP 40 (horizontal stem).
Operating time: 40 s (90° rotation).
Lenght of supply cable: 100 cm.



International approvals:

Conformità alle direttive 89/336/CE e 72/23/CE
Articles:
code.Supply voltage (V)Kv (m³/h) straightKv (m³/h) by-passpackpackage
644342 3BY1/2"23010,31,815
644352 3BY3/4"23010,31,815
644362 3BY1"23010,31,815
644344 3BY1/2"2410,31,815
644354 3BY3/4"2410,31,815
644364 3BY1"2410,31,815

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