Overview
The LV438255 is a Schneider ComPact NSX250 DC thermal-magnetic trip unit rated 250 A at 750 V DC, configured for 4-pole distribution duty with LI protection (fixed long-time delay, adjustable short-time pickup).
Lifecycle and sourcing
Schneider discontinued the LV438255 on 2022-11-13; no official successor is listed. Remaining units are available through surplus and broker channels — an RFQ confirms current quantity and lead time for line-down or last-time-buy needs.