7.3.

In the case of a system that uses an electronic light source control gear being part of the lamp3, [DEL]applying at the input terminals of the electronic light source control gear a voltage of 6.75 V, 13.5 V or 28.0V respectively.

a2c0
7.3. In the case of a system that uses an electronic light source control gear being part of the lamp[3], all measurements, photometric and colorimetric, shall be made applying at the input terminals of the lamp a voltage of 6.75 V, 13.5 V or 28.0 V respectively. a0c0