Schneider Electric C253TM250D ComPacT for DC (2021) Trip Unit Rmd Nsx250 Dc 3P 250A
Code: SCHC253TM250D
Unit of measure:
EACH
Description
Schneider Electric C253TM250D ComPacT for DC (2021) Trip Unit Rmd Nsx250 Dc 3P 250A
TM250D/DC is a 3 poles thermal-magnetic trip unit used on ComPacT NSX 250DC circuit breakers. This 250A rating thermal-magnetic trip unit is an optimal choice for DC distribution systems. It embeds an adjustable thermal overload protection and an adjustable magnetic protection against short-circuits.
Technical Specifications
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| Long time pick-up adjustment type Ir | adjustable |
| [In] rated current | 250 A at 40 °C |
| Ambient air temperature for operation | -25-70 °C |
| Instantaneous pick-up adjustment type Ii | adjustable |
| Earth-leakage protection | without |
| Mounting mode | fixed |
| Supplier Code | C253TM250D |
| Instantaneous pick-up adjustment range | 5...10 x In |
| Ambient air temperature for storage | -50-85 °C |
| Poles description | 3P |
| Trip unit name | TM-D |
| Trip unit protection functions | LI |
| Protected poles description | 3D |
| Network type | DC |
| Trip unit technology | thermal-magnetic |
| Device application | distribution |
| [Ue] rated operational voltage | 750 V DC |
| Range | ComPacT new generation |
| Standards | EN/IEC 60947-2 |
| Brand Name | Schneider Electric |
| Long time pick-up adjustment range | 0.7...1 x In |
| Electrical shock protection class | class II |
| IP Rating | IP40 conforming to IEC 60529 |
| Pollution degree | 3 conforming to IEC 60947-1 |
| Long time delay adjustment type | fixed |
| Product or component type | trip unit |
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