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TM160DC is a 3 poles thermal-magnetic trip unit used on ComPacT NSX 160DC circuit breakers. This 160A rating thermal-magnetic trip unit is an optimum choice for all distribution applications. It embeds an adjustable thermal overload protection and a fixed magnetic protection against short-circuits. The rated current is 160A and the operational voltage is 750VDC. It is compliant with international standards (IEC 60947), CCC, EAC and marine specifications.
Products specifications
| Attribute name | Attribute value |
|---|---|
| Main | |
| Trip unit technology | thermal-magnetic |
| Device application | distribution |
| Range compatibility | ComPacT new generation NSX160 DC |
| Poles description | 3P |
| Mounting mode | fixed |
| Range | ComPacT new generation |
| Protection type | I : for short-circuit protection (magnetic), L : for overload protection (thermal) |
| Product or component type | trip unit |
| Protected poles description | 3D |
| Network type | DC |
| Trip unit protection functions | LI |
| [Ue] rated operational voltage | 750 V DC |
| Range of product | ComPacT NSX100...250 DC new generation |
| Trip unit name | TM-D |
| [In] rated current | 160 A at 40 °C |
| Complementary | |
| Long time pick-up adjustment type Ir | adjustable |
| Long time pick-up adjustment range | 0.7...1 x In |
| Instantaneous pick-up adjustment range | 1250 A |
| Instantaneous pick-up adjustment type Ii | fixed |
| Long time delay adjustment type | fixed |
| Earth-leakage protection | without |
| Environment | |
| Ambient air temperature for storage | -50-85 °C |
| Pollution degree | 3 conforming to IEC 60947-1 |
| Electrical shock protection class | class II |
| IP degree of protection | IP40 conforming to IEC 60529 |
| Standards | EN/IEC 60947-2 |
| Ambient air temperature for operation | -25-70 °C |
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