Datasheet
| Range | ComPact |
|---|---|
| Range of product | ComPact NSX100…250 |
| Product or component type | Trip unit |
| Trip unit name | MicroLogic 4.2 AB |
| Trip unit technology | Electronic |
| Range compatibility | ComPact NSX160 ComPact NSX250 |
| Device application | Special application |
| Number of poles | 4P |
| Protected poles description | 3t + N/2 3t 4t |
| Neutral position | Left |
| Trip unit protection functions | LSoIR |
| Protection type | L : for overload protection (long time) So : for short time short-circuit protection with fixed delay I : for instantaneous short-circuit protection R : for earth-leakage protection |
| Trip unit rated current | 160 A at 40 °C |
| [Ue] rated operational voltage | 440 V AC 50/60 Hz |
| Network type | AC |
| Network frequency | 50/60 Hz |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable 9 settings |
|---|---|
| [Ir] long-time protection pick-up adjustment range | 90…160 A |
| Long-time protection delay adjustment type tr | Fixed |
| [tr] long-time protection delay adjustment range | 0.35 s at 7.2 x Ir 0.5 s at 6 x Ir 15 s at 1.5 x Ir |
| 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 | Fixed |
| [tsd] Short-time protection delay adjustment range | 0.02 s |
| Instantaneous protection pick-up adjustment type Ii | Fixed |
| [Ii] instantaneous protection pick-up adjustment range | 1600 A |
| 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 | 100 mA 30 mA 500 mA 3 A 300 mA 5 A 1 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 | 150 ms 0 ms 500 ms 1 s 60 ms |
| Neutral protection settings | 0.5 x Ir (3t + N/2) 1 x Ir (4t) No protection (3t) |
| 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 Color indicator (yellow) for residual current |
| Standards | NEMA AB1 UL 508 IEC 60947-2 EN 60947-2 |
|---|---|
| Product certifications | CCC EAC CB |
| 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 | 10.0 cm |
| Package 1 Width | 11.0 cm |
| Package 1 Length | 15.0 cm |
| Package 1 Weight | 792.0 g |
| Unit Type of Package 2 | S03 |
| Number of Units in Package 2 | 10 |
| Package 2 Height | 30.0 cm |
| Package 2 Width | 30.0 cm |
| Package 2 Length | 40.0 cm |
| Package 2 Weight | 8.352 kg |
| Warranty | 18 months |
|---|
