Black BLK-SY10 Series Instrukcja Użytkownika Pobierz pdf (Strona 9)

800-543-9038 USA 866-805-7089 CANADA 203-791-8396 LATIN AMERICA / CARIBBEAN

N40067 - 7/11 - Subject to change. © Belimo Aircontrols (USA), Inc.

Wiring for Damper Actuators and Control Valves

Floating Point, Electronic Fail-Safe, 24V

Floating Point

Actuators: GKB24-3

Actuators may also be powered by 24 VDC.

Provide overload protection and disconnect as required.

Meets cULus requirements without the need of an

electrical ground connection.

Equipment damage!

Actuators may be connected in parallel. Power

consumption and input impedance must be observed.

CAUTION

Indicates a potentially hazardous situation which, if not avoided,

may result in minor or moderate injury. It may also be used to

alert against unsafe practices.

Warnings and Cautions appear at appropriate sections throughout

this manual. Read these carefully.

Hazard Identification

INSTALLATION NOTES

APPLICATION NOTES

W612_11

For triac sink the common connection from the actuator

must be connected to the hot connection of the controller.

Control signal may be pulsed from either the Hot (source)

or the Common (sink) 24 VAC line.

Contact closures A & B also can be triacs.

A & B should both be closed for triac source and open for

triac sink.

GKB24-3

WARNING

Live Electrical Components!

During installation, testing, servicing and troubleshooting of this

product, it may be necessary to work with live electrical

components. Have a qualified licensed electrician or other

individual who has been properly trained in handling live electrical

components perform these tasks. Failure to follow all electrical

safety precautions when exposed to live electrical components

could result in death or serious injury.

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Black BLK-SY10 Series Instrukcja Użytkownika Strona 9