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This TM80G is a 4 poles 4d thermal-magnetic trip unit used on ComPacT NSX 100/160/250 circuit breakers. This 80A rating thermal-magnetic trip unit is an optimum choice for generator protection applications. It embeds an adjustable thermal overload protection and a fixed magnetic protection against short-circuits. This product is part of our EcoStruxure Power architecture if associated with PowerTag NSX and ComPacT NSX basic frame.
Products specifications
| Attribute name | Attribute value |
|---|---|
| Main | |
| Device application | generator |
| Range compatibility | ComPacT new generation NSX100 DC, ComPacT new generation NSX160, ComPacT new generation NSX100 |
| Mounting mode | fixed |
| Range | ComPacT new generation |
| Protection type | I : for short-circuit protection (magnetic), L : for overload protection (thermal) |
| Protected poles description | 4D |
| Range of product | ComPacT NSX100...250 DC new generation, ComPacT NSX100...250 new generation |
| Trip unit name | TM-G |
| Trip unit technology | thermal-magnetic |
| Neutral position | left |
| Poles description | 4P |
| Product or component type | trip unit |
| Network type | DC, AC |
| Trip unit protection functions | LI |
| [Ue] rated operational voltage | 750 V DC, 690 V AC 50/60 Hz |
| [In] rated current | 80 A at 40 °C |
| Network frequency | 50/60 Hz |
| Complementary | |
| Long time pick-up adjustment type Ir | adjustable |
| Long time pick-up adjustment range | 0.7...1 x In |
| Neutral protection setting | 1 x Ir (4D) |
| Instantaneous pick-up adjustment range | 200 A |
| Earth-leakage protection | without |
| [tr] long-time delay adjustment range | 120-400 s at 1.5 x In |
| Instantaneous pick-up adjustment type Ii | fixed |
| Long time delay adjustment type | fixed |
| Environment | |
| Ambient air temperature for storage | -50-85 °C |
| Pollution degree | 3 conforming to IEC 60947-1 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| Ambient air temperature for operation | -25-70 °C |
| Electrical shock protection class | class II |
| Standards | EN/IEC 60947-2 |
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