With direct current activation

The power supply used in this drawing is the part no. 05320

Possibility of connection with an external timer code 51500

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406 Series
The electric handle is disabled (in neutral) with the red LED lit. When the power is switched off the LED goes out and the handle allows the door to be opened. This state is limited to the time the power is off.
408 Series
The electric handle is disabled (in neutral) with the red LED unlit. When the power is switched on the LED lights up green and the handle allows the door to be opened. This state is limited to the duration of the electrical pulse.

Attention: the timer must be taken to 0 seconds for art. 40601 and 40801.