The voltage applied to the terminals of the ballast(s) is: either: 13.5 V +- 0.1 V for 12 V systems or: otherwise specified (see Annex 11).
The voltage applied to the terminals of the ballast(s) is: either: 13.5 V +- 0.1 V for 12 V systems or: otherwise specified (see Annex 11).