COMPONENTS AC MODBOX® The roof compact solution for 15/25kVac vehicle Example of customized application scheme to roof line AC MODBOX® AC VCB DS to traction circuit Maintransformer TI Imes MACS Umes SA 2 Umes SA1 ES to traction circuit to traction circuit to traction circuit SA : Surge arrester DS : Disconnector and earthing TI : Transient inductor Imes : Current measurement Umes : Voltage measurement AC VCB : AC Vacuum Circuit-Breaker ES : Earthing Switch

General
 The AC MODBOX® is a compact metal clad “plug and play’’ solution, that integrates most of the roof High Voltage ac components between the pantograph and the traction transformer, for 15kVac or/and 25kVac EMUs, Trains (including High-Speed Trains). Built on a standard platform of rolling stock’s dedicated aluminium enclosure with standard proven High Voltage ac components, the AC MODBOX® can be on a project base, adapted to the specific application requirements. Typically, the integrated components, as well as both High- and Low-Voltage interfaces can be customized. With its height of...