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EF A-(S) • Actuators with spring reset 30Nm

Servomotors with spring return for air volume safety dampers of up to 6 m² depending on the type of air valve and the pressure on the valves. Simple direct mounting on the damper axe with a universal spindle clamp, supplied with an anti-rotation strap to prevent the actuator from rotating.

Type S2: With 2 integrated 0-100% auxiliary switches for adjustable signalization.

Brand

  • Belimo

Application

  • Safety dampers

Specifications

  • Torque 30 Nm
  • Nominal Voltage EF 230A-(S2) 230 V AC
  • Nominal Voltage EF 24A-(S2) 24 V AC/DC
  • 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
Type
Type
Article number Type Type E-shop
I040102201000 RNFLA 200 200
I040102253000 RNFLA 250 250
I040102302000 RNFLA 300 300
I040102353000 RNFLA 350 350
I040102403000 RNFLA 400 400
I040102455000 RNFLA 450 450
I040102503000 RNFLA 500 500

Technical data

  • Power consumption:
  1. In operation: 9 W @ nominal torque EF 230A-(S2) / 9.5 W @ nominal torque EF 24A-(S2)
  2. At rest: 4,5 W EF 230A-(S2) / 4,5 W EF 24A-(S2)
  3. For wire sizing: 21 VA EF 230A-(S2) / 16 VA EF 24A-(S2)
  • Direction of rotation: reversible by mounting
  • Angle of rotation: max. 95° , limited on both sides by means of adjustable, mechanical end stops. The actuator is overload proof; requires no limit switches and automatically stops when the end stop is reached
  • Running time motor : <75 s
  • Running time spring return : <20 s
  • Sound power level: max. 71 dB (A)
  • Degree of protection: IP54 in any mounting position

Wiring diagram

Electrical diagram

1: bleu

2: brown

S1: violet

S2: red

S3: white

S4: orange

S5: pink

S6: grey

Text for tender

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  • The servomotor shall be of the open-close type with spring return and with a torque of 30 Nm for direct mounting on the damper axe and equipped with 2 position switches (Type S2). Angle max 95° with mechanical end stops. IP 54 in any mounting position EMC: CE 2004/108/EG
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