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SRFA-(S) • Actuators with spring reset 20Nm

Actuators for 2 or 3 way ball valves with spring return of the Belimo brand. Easy and direct mounting on the ball valve. This is a multi-volt execution with an electrical supply of 24-240V. Applicable up to DN40.

Type S2: The 2 auxiliary contacts 0-100% are included for adjustable signalization.

Brand

  • Belimo

Application

  • Actuator for ball valves of the R20 & R30 type of the Belimo brand.

Specifications

  • Torque 20 Nm
  • Nominal Voltage SRFA-(S2) AC 24...240 V / DC 24...125 V
  • Control: open-close with spring return
  • Auxiliary switches: 2 x EPU, 1 mA … 3 (0.5) A, AC 250 V (1x fixed at 10%, 1x 10-90% adjustable)

Articles

Article selection assistant
Type
Code supplier
Article number Type Code supplier E-shop
J083501042200 VAPACYL 422 D1-2L222 / PCM1-2L-2WO
J083501052200 VAPACYL 522/922 D1-2N235 / PCD1-2N-2WA
J083501053400 VAPACYL 534/934 D1-2H335
J083501183400 VAPACYL 1834 D3N335 / PCM3N-3WA
J083501303400 VAPACYL 3034 D4N355 / PCD4N-3WB
J083501456400 VAPACYL 4564 D4N655 / PCD4N-6WB
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Technical data

  • Power consumption:
  1. In operation: 7 W @ nominal torque SRFA-(S2)
  2. At rest: 3.5 W SRFA-(S2)
  3. For wire sizing: 18 VA SRFA-(S2)
  • Direction of rotation: reversible by mounting
  • Angle of rotation: max. 90°
  • Running time motor: <75 s/90°
  • Running time spring return: <60 s/90°
  • Sound power level: max. 45 dB (A)
  • Degree of protection: IP54 in any mounting position

Electrical diagram

1: black

2: red

S1: violet

S2: red

S3: white

S4: orange

S5: pink

S6: grey

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