Transformer of headlight power supply unit BPF 300 U3 DZHTI.656129.072

The unit is designed to ensure smooth switching on and continuous operation of a set of headlamp lamps of white light (up to 6 pcs.) with a voltage of
24 V at supply from the on-board network voltage of 75 V.
The unit is a part of electrical equipment set for metro cars of 81-717, 81-717.5, 81-7175M series.
Execution:
-in terms of exposure to climatic factors of the external environment according to the performance group "U" of category 3,
- in terms of environmental impact and contact with live parts according to the group "U", category 3, - in terms of environmental impact and contact with live parts according to the group "IP00".
IP00
- with regard to the impact of mechanical factors of the environment according to group M25.