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Lighting MAnAgEMEnt SYStEM - OMS lighting

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Applications<br />

Control by switch phase<br />

(Sample application—Office)<br />

Control via a simple wall switch is one of<br />

the most basic and widespread methods<br />

used.<br />

Switch phase control works simply by<br />

connecting or disconnecting the power<br />

supply. This method of switching luminaires<br />

on and off is not automatic, and does not<br />

offer additional user comfort or saving potential.<br />

A conventional wall switch is used in<br />

this case, which connects and disconnects<br />

the current going to the luminaire.<br />

The number of luminaires controlled by a<br />

switch depends on the amount of current<br />

they use and the limitation in current load<br />

of the switch contacts.<br />

Another disadvantage is that all luminaires<br />

on the circuit will be switched on<br />

or off together. To split the luminaires into<br />

groups would require more switches and<br />

more wiring, increasing the initial cost of<br />

installation.<br />

1<br />

2<br />

2<br />

1<br />

1<br />

1<br />

2<br />

2<br />

3 3<br />

1 1<br />

1 1<br />

3<br />

1<br />

main <strong>lighting</strong> (non-dimmable)<br />

accent <strong>lighting</strong> (non-dimmable)<br />

power supply<br />

Assessment of the <strong>Lighting</strong> ManAGement<br />

Comfort<br />

Autonomous character<br />

switch<br />

OFF<br />

0 %<br />

100 %<br />

0 %<br />

100 %<br />

When the wall switch is off, all luminaires are off.<br />

0 %<br />

ENERGY SAVING<br />

ON<br />

When the wall switch is on, all luminaires (both<br />

the main and accent ones) are on and working at<br />

maximum luminous flux without any possibility of<br />

dimming.<br />

90 I APPLIcations<br />

APplications I 91

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