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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)

Artikelen

Article selection assistant
Diameter D [mm]
Article number Type [mm] Diameter D [mm] E-shop
C010103080000 MDV 80 80
C010103100000 MDV 100 100
C010103125000 MDV 125 125
C010103150000 MDV 150 150
C010103160000 MDV 160 160
C010103180000 MDV 180 180
C010103200000 MDV 200 200
C010103250000 MDV 250 250
C010103280000 MDV 280 280
C010103300000 MDV 300 300
C010103315000 MDV 315 315
C010103355000 MDV 355 355
C010103400000 MDV 400 400
C010103450000 MDV 450 450
C010103500000 MDV 500 500
C010103560000 MDV 560 560
C010103630000 MDV 630 630
C010103710000 MDV 710 710
C010103800000 MDV 800 800
C010103900000 MDV 900 900
C010103A00000 MDV 1000 1000
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Price per piece

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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