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Actuators for heating,
ventilation, air conditioning

2.

LF-2

-CD

Product Information
Damper actuators with spring return

LF

B

C

i0067712

Содержание LF24-SR US

Страница 1: ...Actuators for heating ventilation air conditioning 2 LF 2 CD Product Information Damper actuators with spring return LF B C i0067712...

Страница 2: ...fax Type Torque Spring return function For dampers up to approx Fax to BELIMO address overleaf Please send us product brochures on the following damper actuators LM NM SM AM GM AF Electrical accessor...

Страница 3: ...n feedback Damper rotation with universal spindle clamp Actuators conforming to US standards on request Direction of rotation reversible right left Auxiliary switch potential free adjustable Mechanica...

Страница 4: ...High functional reliability The actuator is overload proof needs no limit switches and halts automatically at the end stop Flexible signalling 0 100 with ad justable auxiliary switch LF24 S only Adjus...

Страница 5: ...ing accessories page 11 Mounting instructions pages 13 15 Important Read the notes about the use and torque requirements of the damper actuators on page 3 Dampers up to approx 0 8 m2 Open Close actuat...

Страница 6: ...rotate counter clockwise ccw and the auxiliary switch will operate as the tip of the arrow passes the scale zero S1 S3 linked Starting point Actuator in safe position Procedure Turn the knob of the au...

Страница 7: ...power level motor max 30 dB A spring 5 62 dB A Service life min 60 000 operations For wire sizing 5 VA Imax 5 8 A 5 ms Application For the operation of air dampers that perform safety functions e g f...

Страница 8: ...ide Parallel connection of several actuators is possible Power consumption must be observed T AC 24 V LF24 3 Y 1 2 3 4 1 Y2 T A B 3 point control by controller with triac outputs reference potential A...

Страница 9: ...0 100 Measuring voltage U DC 2 10 V max 0 7 mA for 0 100 Angle of rotation max 95 adjustable 37 100 with built in mechanical stop Running time motor 150 s spring return 5 20 s 20 50 C max 60 s 30 C S...

Страница 10: ...ction of rotation R actuator runs link terminals 2 and 3 actuator runs in the opposite direction LF24 SR Y U T 1 2 3 5 T Position indication and or master slave control depending on position AC 24 V P...

Страница 11: ...f a circlip KH LF Application example see page 14 8 16 KH LF1 Crank arm with slot width 8 2 mm Suitable for damper spindles 16 20 mm diameter The crank arm is secured to the actuator by means of a cir...

Страница 12: ...se with KH8 universal crank arms and round steel rod 8 mm KG10 Ball joint Zinc plated steel suitable for use with KH8 universal crank arm and round steel rod 10 mm AV10 18 Universal spindle extension...

Страница 13: ...wi tzerland 1 8 6 4 2 0 R R ZDB LF Made in Switzerland L 1 6 8 4 2 0 37 100 Made in Switzerland L 1 6 8 4 2 0 37 100 ZDB LF min 20 8 16 Made in Switz erland 1 8 6 4 2 0 R R min 84 8 16 ENG 93001 93227...

Страница 14: ...fig 1 Kit specification ZG LF1 1 mounting bracket LF 1 crank arm 1 2 1 circlip LF 2 ball joints KG8 3 screws M6 x 67 3 nuts M6 3 self tapping screws 4 2 x 13 Universal crank arm order separately not...

Страница 15: ...cw Therefore the actuator has to be visible with the mounting side R 3 Mount the universal mounting bracket in the right position do not tighten the screws 4 Remove the screw at one end of the mounti...

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