Staircase timer AS-221T 230 V

Staircase timer serves to keep switched-ON lighting of staircase, corridor, or any other object for the set time and to switch-OFF this lighting automatically, upon elapse of this set time.
With the function of signaling the switching off the lighting. Supply 230 V AC. On rail TH-35.

Illuminated buttons
If too many illuminated buttons are connected, the lighting may switch on spontaneously or switch on permanently.

Maximum load current
The contact current given in the technical data is the maximum value and may be subject to restrictions – more information.

Light sources
Due to the construction of the staircase automatic device, fluorescent lamps, compact fluorescent lamps and other lamps with electronic starters should not be used.

Power supply voltage
The AS-221T staircase automatic device is available only in a version powered by 230 V.

Anti-lock
The automatic device does not have an anti-lock function, so blocking the button (e.g. with a match) will switch on the lighting permanently (until the match is removed).

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SKU: AS-221T Category: Staircase timers

Functioning
Turned ON staircase timer supports the lighting during set time by potentiometr (from 0,5min. to 10min.) and upon elapse of this set time a reduction by half of lighting brightness follows for about 30 seconds, after that OFF follows (thus an occurrence of a sudden darkness is avoided, enabling safe approach to the switch). After switching OFF the lighting there is possibility to switch it ON again.
Attention!
The AS-221T is not compatible with glow-discharge tubes, compact fluorescent lamps and other lighting devices including electric starters.

Attention!
AS-221T is not compatible to co-operate with pushbuttons equipped with neon lamp.