Valves

VA300 Changeover valve

VA300 Changeover valve

The VA300 is a 3-port-valve with an electrothermal actuator. The actuating time of approx. 3 minutes enables a flow rate regulation without water hammers.


VA300-NO / DN 25 R 1" with actuator NO 230 V~ (normally open) and fittings
Article no.270 008 40 | Price bracket  B | Price on request
  Add to wish list
Actuator
Power supply: 230 V~, 50 – 60 Hz
Power consumption: 1 W
Max. switching voltage: max. 550 mA
Ingress protection: IP 54
Pollution degree: 2
Spring force: 120 N
Stroke: 4 mm
Maximum operation temperature: 0 – 60 °C
Actuation time: ca. 3.5 min
Protection class: II
Electrical connection: 2 x 0.75 mm²; 100 cm
Initial position: NC: normally closed (flow direction from I to III)
NO: normally open (flow direction from I to II)

Valve
Maximum pressure: 10 bar
Housing: corrosion resistant red brass
Sealings: EPDM
Connections: ¾", 1", 1¼" und 1½"
Internal parts: brass and stainless steel
Temperature range: temperature resistant up to +120 °C, for a short term up to +140 °C


Dimensions VA300 (mm)
VA300 (mm)
 
  DN 20 DN 25 DN 32 DN 40
L 64 84 115 115
H 36 46 106 106
H1 44,5 50 64 64
H2 114,5 120 - -
H3 93 98,5 - -
SW 37 47 66 66
VA300-NC/DN 25 (normally closed) R1

VA300 Changeover valve

VA300-NC/DN 25 (normally closed) R1", with actuator and fittings
Article no.: 270 008 50 |  Price bracket B |  Price on request
  Add to wish list

Accessories

VA20/VA300 Actuator

VA20/VA300 Actuator

SVA-NO Actuator for VA20/VA300 (normally open)


ROSA

Catalogues

Catalogue

  Product portfolio (PDF)

  DATANORM 4.0