Datasheet
| Range | ComPacT new generation |
|---|---|
| Range of product | ComPacT NSX100…250 new generation |
| Product or component type | Trip unit |
| Trip unit name | MicroLogic 7.2 E |
| Trip unit technology | Electronic |
| Range compatibility | ComPacT new generation NSX250 |
| Device application | Distribution |
| Poles description | 4P |
| Protected poles description | 3D + N/2 4D 3D + OSN 3D |
| Neutral position | Left |
| Trip unit protection functions | LSIR |
| Protection type | L : for overload protection (long time) S : for short time short-circuit protection I : for instantaneous short-circuit protection R : for earth-leakage protection |
| Trip unit rating | 250 A at 40 °C |
| [Ue] rated operational voltage | 440 V AC 50/60 Hz |
| Network type | AC |
| Network frequency | 50/60 Hz |
| Circuit breaker mounting mode | Fixed |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable 9 settings |
|---|---|
| [Ir] long-time protection pick-up adjustment range | 100…250 A |
| Long-time protection delay adjustment type tr | Adjustable |
| [tr] long-time protection delay adjustment range | 15…400 s at 1.5 x Ir 0.35…11 s at 7.2 x Ir 0.5…16 s at 6 x Ir |
| Neutral protection settings | 0.5 x Ir (3D + N/2) 1 x Ir (4D) 1.6 x Ir (3D + OSN) No protection (3D) |
| Thermal memory | 20 minutes before and after tripping |
| Short-time protection pick-up adjustment type Isd | Adjustable |
| [Isd] Short-time protection pick-up adjustment range | 1.5…10 x Ir |
| Short-time protection delay adjustment type tsd | Adjustable |
| [tsd] Short-time protection delay adjustment range | 0…0.4 s |
| Instantaneous protection pick-up adjustment type Ii | Adjustable |
| [Ii] instantaneous protection pick-up adjustment range | 1.5…12 x In |
| Earth-leakage protection | Integrated |
| Earth-leakage protection class | Class A |
| Earth-leakage protection sensitity adjustment type IΔn | Adjustable |
| [IΔn] earth-leakage protection sensitivity adjustment range | 0.03 A 0.1 A 0.3 A 0.5 A 1 A 3 A 5 A |
| Earth-leakage protection specific mode | OFF using the IΔn rotary switch |
| Earth-leakage protection time delay adjustement type Δt | Adjustable |
| [Δt] Earth-leakage protection time delay adjustment range | 0 ms 60 ms 150 ms 500 ms 1 s |
| Zone selective interlocking ZSI | Without |
| Local signalling | Flashing LED (green) for ready to operate LED 105 % Ir (red) for overload LED 90 % Ir (orange) for overload |
| Display type | LCD display |
| type of measurement | Energy meter |
| Communication of data | Energy metering Demand current and power Protection and alarm settings Instantaneous and demand values Time-stamped histories and event tables Maximeters/minimeters Maintenance indicators Earth leakage current Test reports Power quality |
| Standards | EN/IEC 60947-2 |
|---|---|
| Electrical shock protection class | Class II |
| 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 |
| Ambient air temperature for storage | -40…85 °C |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 10 cm |
| Package 1 Width | 11 cm |
| Package 1 Length | 15 cm |
| Package 1 Weight | 795 g |
| Unit Type of Package 2 | S03 |
| Number of Units in Package 2 | 10 |
| Package 2 Height | 30 cm |
| Package 2 Width | 30 cm |
| Package 2 Length | 40 cm |
| Package 2 Weight | 8.324 kg |
