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.

Downloads

Certifications: 

  • CE
  • ENEC13
  • SEV

Drawings: 

Code

 

Supply voltage (V)

Kv (m³/h) straight

Kv (m³/h) by-pass

Pack

Package

644342 3BY

1/2"

230

10,3

1,8

1

5

644352 3BY

3/4"

230

10,3

1,8

1

5

644362 3BY

1"

230

10,3

1,8

1

5

644344 3BY

1/2"

24

10,3

1,8

1

5

644354 3BY

3/4"

24

10,3

1,8

1

5

644364 3BY

1"

24

10,3

1,8

1

5

 

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