Belimo SRF230A-S2-5-O Instruction Manual

 T5-SRF230A-S2-5(-O) • en • v1.0 • 05.2010 • Subject to changes 1 / 3

 





    



 

   

  





 Nominal voltage AC 230 V, 50/60 Hz

Nominal voltage range AC 195 ... 264 V

Power consumption In operation

At rest

For wire sizing

6.5 W @ nominal torque

3.5 W

18 VA

Auxiliary switch 2 x SPDT, 1 mA ... 3 (0.5) A, AC 250 V

(1 x x 10% / 1 x adjustable 11 ... 100%)

Connection Motor

Auxiliary switch

Cable 1 m, 2 x 0.75 mm2

Cable 1 m, 6 x 0.75 mm2

Parallel connection Yes (Note performance data for supply!)

 Torque Motor

Spring return

Min. 20 Nm @ nominal voltage

Min. 20 Nm

Direction of rotation Spring return

– SRF230A-S2-5

– SRF230A-S2-5-O

Deenergised NC, buttery valve closed (A – AB = 0%)

Deenergised NO, buttery valve open (A – AB = 100%)

Manual override With hand crank and interlocking switch

Angle of rotation Max. 90°

Running time Motor

Spring return

≤75 s / 90°

≤20 s @ –20 ... 50°C / max. 60 s @ –30°C

Sound power level Motor

Spring return

≤45 dB (A)

≤62 dB (A)

Position indication Mechanical

 Protection class  totally insulated

Degree of protection IP54

EMC

Low-voltage directive

CE according to 2004/108/EC

CE according to 2006/95/EC

Certication Certied to IEC/EN 60730-1 and IEC/EN 60730-2-14

Mode of operation Type 1.AA.B

Rated impulse voltage Actuator

Auxiliary switch

4 kV

2.5 kV

Control pollution degree 3

Ambient temperature –30 ... +50°C

Media temperature +5 ... +100°C (in buttery valve)

Non-operating temperature –40 ... +80°C

Ambient humidity 95% r.h., non-condensating

Maintenance Maintenance-free

 Dimensions See «Dimensions» on page 3

Weight Approx. 2.2 kg (without buttery valve)

 



2 / 3 T5-SRF230A-S2-5(-O) • en • v1.0 • 05.2010 • Subject to changes 



 





 

 



 



 

 





 The actuator moves the buttery valve to the operating position at the same time as tensioning

the return spring. The buttery valve is turned back to the safety position by spring force if the

supply voltage is interrupted.

 Straightforward direct mounting on the buttery valve with only one screw. The mounting position

in relation to the buttery valve can be selected in 90° steps.

 Manual operation of the valve with the hand crank, locking in any position with the interlocking

switch. Unlocking is manual or automatic by applying the operating voltage.

 Adjustable angle of rotation with mechanical end stop.

 The actuator is overload-proof, requires no limit switches and automatically stops when the end

stop is reached.

 The actuator has one auxiliary switch with a xed setting and one adjustable auxiliary switch.

They permit a 10% or 11 ... 100% angle of rotation to be signalled.

 Refer to the valve documentation for suitable valves, their permitted media temperatures and

closing pressures.





12S1 S2 S3 S4 S5 S6

A =10% B=11 ... 100%



1 = black

2 = red

S1 = violet

S2 = red

S3 = white

S4 = orange

S5 = pink

S6 = grey



• Caution: Power supply voltage!

• Parallel connection of other actuators possible.

Note the performance data.



 T5-SRF230A-S2-5(-O) • en • v1.0 • 05.2010 • Subject to changes 3 / 3



• Complete overview «The comlete range of water solutions»

• Data sheets for butterfly valves

• Installation instructions for actuators and/or butterfly valves

• Notes for project planning (hydraulic characteristic curves and circuits, installation regulations,

commissioning, maintenance etc.)





101

162

172

182

244

103

 SRF(..)A(..)-5(-O)

www.belimo.com M5-SRF(..)A(..)-5(-O) • v1.3 • 07.2012 1 / 2

71130-00001.D

NC NO

R6..W..

D6..

R6..W..

D6..

100%

R6..W..

D6..

R6..W..

D6..

33 ... 100%

Y=0 Y=0

.3 .2 .1

NO NC

2 / 2 M5-SRF(..)A(..)-5(-O) • v1.3 • 07.2012

SRF(..)A(..)-5(-O)

AC230V

1 32 4

Y1 Y2

a b

S1 S2 S3 S4 S5 S6

1 32 4

Y1Y

a b

A =10% B=11 ... 100%

NL230 V +

230 V

24 V 24 V

230 V 24 V

24 V 230 V

�

SRF230A-3-5(-O) SRF230A-3-S2-5(-O)

(Y2)

(Y1)

A – AB = 100%

A – AB = 0%

stop stop

NO NC

AC24V/DC24V

–+

S1 S2 S3 S4 S5 S6

A =10% B=11 ... 90%

230 V +

230 V

24 V 24 V

230 V 24 V

24 V 230 V

�

SRF24A-5(-O) SRF24A-S2-5(-O)

AC230V

12S1 S2 S3 S4 S5 S6

A =10% B=11 ... 90%

NL230 V +

230 V

24 V 24 V

230 V 24 V

24 V 230 V

�

SRF230A-5(-O) SRF230A-S2-5(-O)

AC24...240V/DC24...125V

1 2

– +

N L

S1 S2 S3 S4 S5 S6

1 2

– +

N L

A =10% B=11 ... 90%

230 V +

230 V

24 V 24 V

230 V 24 V

24 V 230 V

�

SRFA-5(-O) SRFA-S2-5(-O)

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