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trip unit MicroLogic 2.2 for ComPact NSX 250 circuit breakers, electronic, rating 250A, 4 poles 4d - LV431480
LV431480
Obsolete product, here is the proposed substitution for the reference LV431480 : C2542D250
Technical informations
| Range: | ComPact |
|---|---|
| Range of product: | ComPact NSX100...250 |
| Product name: | Micrologic |
| Product or component type: | Trip unit |
| Trip unit name: | Micrologic 2.2 |
| Trip unit technology: | Electronic |
| Range compatibility: | ComPact NSX250 |
| Device application: | Distribution |
| Poles description: | 4P |
| Protected poles description: | 4t3t + N/23t |
| Neutral position: | Left |
| Trip unit protection functions: | LSoI |
| Protection type: | L |
| [In] rated current: | 250 A at 40 °C |
| [Ue] rated operational voltage: | 690 V AC 50/60 Hz |
| Network type: | AC |
| Network frequency: | 50/60 Hz |
| Long time pick-up adjustment type Ir: | Adjustable 9 settings |
|---|---|
| Long time pick-up adjustment range: | 100...250 A |
| Long time delay adjustment type: | Fixed |
| [tr] long-time delay adjustment range: | 11 s at 7.2 x Ir16 s at 6 x Ir400 s at 1.5 x Ir |
| Thermal memory: | 20 minutes before and after tripping |
| Short-time pick-up adjustment type Isd: | Adjustable 9 settings |
| [Isd] short-time pick-up adjustment range: | 1.5...10 x Ir |
| Short-time delay adjustment type: | Fixed |
| [tsd] short-time delay adjustment range: | 0.02 s |
| Instantaneous pick-up adjustment type Ii: | Fixed |
| Instantaneous pick-up adjustment range: | 3000 A |
| Earth-leakage protection: | Without |
| Neutral protection setting: | 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 operateLED 105 % Ir (red) for overloadLED 90 % Ir (orange) for overload |
In short
Reference LV431480
Product Name trip unit MicroLogic 2.2 for ComPact NSX 250 circuit breakers, electronic, rating 250A, 4 poles 4d - LV431480
Device function Distribution
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