Schneider LV431450 Compact Nsx — now discontinued, supplied from remaining surplus and broker stock.
| Parameter | Value |
|---|---|
| Network type | AC |
| Protection type | L : for overload protection (thermal) I : for short-circuit protection (magnetic) |
| Range of product | ComPact NSX100...250 |
| Product or component type | Trip unit |
| Long-time protection delay adjustment type tr | Fixed |
| Short-time protection delay adjustment type tsd | Fixed |
| Short-time protection pick-up adjustment type isd | Adjustable |
| Long-time pick-up adjustment type ir (thermal protection) | Adjustable |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz |
| Trip unit rated current | 250 A 104 °F (40 °C) |
| Network frequency | 50/60 Hz |
| Poles | 4P |
| Parameter | Value |
|---|---|
| Protected poles description | 4t |
| Standards | EN/IEC 60947-2 UL 508 |
| Range | ComPact |
| Category | US10DE201103 |
| Trip unit name | TM-D |
| Neutral position | Left |
| Device application | Distribution |
| Trip unit technology | Thermal-magnetic |
| Earth-leakage protection | Without |
| Neutral protection settings | 1 x Ir 4t) |
| Trip unit protection functions | LI |
| Ambient air temperature for storage | -58...185 °F (-50...85 °C) |
| Ambient air temperature for operation | -13...158 °F (-25...70 °C) |
| [Tr] Long-Time protection delay adjustment range | 120...400 s 1.5 x In 15 s 6 x Ir |
| [Ir] long-time protection pick-up adjustment range | 0.7...1 x In |
| [Isd] short-time protection pick-up adjustment range | 5...10 x In |
The LV431450 is a Schneider TM250D thermal-magnetic trip unit for the ComPact NSX250 frame, rated 250 A across 4 poles with LI (long-time and short-time) protection, now discontinued.
Schneider discontinued the LV431450 on 2022-11-13. Send an RFQ to confirm availability and lead time for the exact 250 A, 4-pole build.
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