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Schneider Electric LV431790
Circuit breaker, compact nsx250h, 70 ka at 415VAC, micrologic 2.2 trip unit, 250A, 3-poles 3d
This Schneider Electric LV431790 is supplied brand new by PartLogic for control panels, machine wiring, power distribution, industrial maintenance and replacement applications. It forms part of our Industrial automation > Electrical distribution > Circuit breakers range and is referenced internally as PartLogic SKU PL26916636265.
Before ordering, please confirm the manufacturer part number, product specifications and compatibility with your existing equipment. If you are replacing a failed, obsolete or hard-to-find part, contact PartLogic and we can help check suitability or source related components.
Brand New - 12 Months Warranty
$610.95
(inc. GST)
In Stock
| Range | ComPact |
| Product name | ComPact NSX |
| Range of product | ComPact NSX100...250 |
| Device short name | NSX250H |
| Product or component type | Circuit breaker |
| Device application | Distribution |
| Number of poles | 3P |
| Protected poles description | 3t |
| [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 |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Utilisation category | Category A |
| [Icu] rated ultimate short-circuit breaking capacity | 85 kA at 240 V AC 50/60 Hz conforming to UL 508 | 65 kA at 480 V AC 50/60 Hz conforming to UL 508 | 10 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 | 100 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 | 35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 | 50 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 | 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 | 70 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 | 15 kA at 600 V AC 50/60 Hz conforming to UL 508 |
| Performance level | H 70 kA 415 V AC |
| Trip unit name | MicroLogic 2.2 |
| Trip unit technology | Electronic |
| Trip unit protection functions | LSoI |
| Control type | Toggle |
| Circuit breaker mounting mode | Fixed |
| [Ui] rated insulation voltage | 800 V AC 50/60 Hz |
| [Uimp] rated impulse withstand voltage | 8 kV |
| [Ics] rated service short-circuit breaking capacity | 10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 | 100 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 | 35 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 | 50 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 | 65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 | 70 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 |
| Mechanical durability | 20000 cycles |
| Electrical durability | 5000 cycles at 690 V In | 10000 cycles at 690 V In/2 | 10000 cycles at 440 V In | 20000 cycles at 440 V In/2 |
| Mounting support | Backplate |
| Upside connection | Front |
| Downside connection | Front |
| Connection pitch | 35 mm |
| Protection type | L : for overload protection (long time) | So : for short time short-circuit protection with fixed delay | I : for instantaneous short-circuit protection |
| Trip unit rating | 250 A at 40 °C |
| 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 | Fixed |
| [tr] long-time protection delay adjustment range | 11 s at 7.2 x Ir | 16 s at 6 x Ir | 400 s at 1.5 x Ir |
| Thermal memory | 20 minutes before and after tripping |
| Short-time protection pick-up adjustment type Isd | Adjustable 9 settings |
| [Isd] Short-time protection pick-up adjustment range | 1.5...10 x Ir |
| Short-time protection delay adjustment type tsd | Fixed |
| Instantaneous protection pick-up adjustment type Ii | Fixed |
| [Ii] instantaneous protection pick-up adjustment range | 3000 A |
| Earth-leakage protection | Without |
| Zone selective interlocking ZSI | Without |
| Number of slots for electrical auxiliaries | 5 slot(s) |
| Local signalling | Flashing LED (green) for ready to operate | LED 105 % Ir (red) for overload | LED 90 % Ir (orange) for overload |
| Width (W) | 105 mm |
| Height (H) | 161 mm |
| Depth (D) | 86 mm |
| Net weight | 2.4 kg |
| Standards | EN/IEC 60947 |
| Product certifications | CCC | Marine | EAC |
| Overvoltage category | Class II |
| Electrical shock protection class | Class II |
| Pollution degree | 3 conforming to IEC 60664-1 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to IEC 62262 |
| Ambient air temperature for operation | -25…70 °C |
| Ambient air temperature for storage | -50…85 °C |
| Relative humidity | 0…95 % |
| Operating altitude | 0...2000 m without derating | 2000 m...5000 m with derating |
| Unit Type of Package 1 | PCE |
| Number of Units in Package 1 | 1 |
| Package 1 Height | 11.500 cm |
| Package 1 Width | 13.500 cm |
| Package 1 Length | 19.000 cm |
| Package 1 Weight | 1.988 kg |
| Unit Type of Package 2 | S03 |
| Number of Units in Package 2 | 8 |
| Package 2 Height | 30.000 cm |
| Package 2 Width | 30.000 cm |
| Package 2 Length | 40.000 cm |
| Package 2 Weight | 16.324 kg |
| Unit Type of Package 3 | P12 |
| Number of Units in Package 3 | 64 |
| Package 3 Height | 45.000 cm |
| Package 3 Width | 80.000 cm |
| Package 3 Length | 120.000 cm |
| Package 3 Weight | 142.592 kg |
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