Schneider Electric LV433628
MPNLV433628
Obsolete
Circuit breaker, ComPact NSX400HB1, 75kA/690VAC, MicroLogic 6.3E trip unit 400A, 3 poles 3d
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Control type | Toggle |
| Display type | LCD display |
| Network type | AC |
| Protection type | L : for overload protection (long time) S : for short time short-circuit protection I : for instantaneous short-circuit protection G : for ground fault protection |
| Range of product | ComPact NSX400...630 |
| Type of measurement | Energy meter |
| Product or component type | Circuit breaker |
| Long-time protection delay adjustment type tr | Adjustable |
| Short-time protection delay adjustment type tsd | Adjustable 5 settings |
| Short-time protection pick-up adjustment type isd | Adjustable |
| Ground-fault protection pick-up adjustment type ig | Adjustable 9 settings |
| Instantaneous protection pick-up adjustment type ii | Adjustable |
All specifications
| Parameter | Value |
|---|---|
| Ground-fault protection time delay adjustment type tg | Adjustable |
| Long-time pick-up adjustment type ir (thermal protection) | Adjustable 9 settings |
| Voltage | 800 V AC 50/60 Hz |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz |
| [Uimp] rated impulse withstand voltage | 8 kV |
| Line rated current | 400 A 104 °F (40 °C) |
| [Ics] rated service short-circuit breaking capacity | 85 kA 500 V AC 50/60 Hz IEC 60947-2 80 kA 525 V AC 50/60 Hz IEC 60947-2 75 kA 660/690 V AC 50/60 Hz IEC 60947-2 |
| [Icu] rated ultimate short-circuit breaking capacity | 85 kA Icu 500 V AC 50/60 Hz IEC 60947-2 80 kA Icu 525 V AC 50/60 Hz IEC 60947-2 75 kA Icu 660/690 V AC 50/60 Hz IEC 60947-2 |
| Network frequency | 50/60 Hz |
| Poles | 3P |
| Protected poles description | 3t |
| Utilisation category | Category A |
| IK degree of protection | IK07 conforming to IEC 62262 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| Communication of data | Protection and alarm settings Time-stamped histories and event tables Energy metering Power quality Maximeters/minimeters Instantaneous and demand values Maintenance indicators Demand current and power |
| Mounting support | Backplate |
| Circuit breaker mounting mode | Fixed |
| Connection pitch | 1.8 in (45 mm) |
| Upside connection | Front |
| Downside connection | Front |
| Pollution degree | 3 IEC 60664-1 |
| Relative humidity | 0...95 % |
| Operating altitude | 0...6561.68 ft (0...2000 m) without derating 2000 m...5000 m with derating |
| Electrical shock protection class | Class II |
| Depth | 4.3 in (110 mm) |
| Width | 5.5 in (140 mm) |
| Height | 10.04 in (255 mm) |
| Electrical durability | 3000 cycles 690 V In 6000 cycles 690 V In/2 6000 cycles 440 V In 12000 cycles 440 V In/2 |
| Mechanical durability | 15000 cycles |
| Standards | EN/IEC 60947 |
| Range | ComPact |
| Category | US10DE201101 |
| Thermal memory | 20 minutes before and after tripping |
| Trip unit name | MicroLogic 6.3 E |
| Local signalling | Flashing LED (green) for ready to operate LED 105 % Ir (red) for overload LED 90 % Ir (orange) for overload |
| Trip unit rating | 400 A 104 °F (40 °C) |
| Device short name | NSX400HB1 |
| Safety category | HB1 75 kA 690 V AC |
| Device application | Distribution |
| Overvoltage category | Class II |
| Trip unit technology | Electronic |
| Earth-leakage protection | Without |
| Suitability for isolation | Yes EN/IEC 60947-2 |
| Trip unit protection functions | LSIG |
| Zone selective interlocking ZSI | With |
| Ambient air temperature for storage | -40...185 °F (-40...85 °C) |
| Ambient air temperature for operation | -13...158 °F (-25...70 °C) |
| Number of slots for electrical auxiliaries | 6 |
| [Tr] Long-Time protection delay adjustment range | 15...400 s 1.5 x Ir 0.35...11 s 7.2 x Ir 0.5...16 s 6 x Ir |
| [Ir] long-time protection pick-up adjustment range | 160...400 A |
| [tsd] short-time protection delay adjustment range | 0...0.4 s |
| [Isd] short-time protection pick-up adjustment range | 1.5...12 x In |
| [Ig] ground-fault protection pick-up adjustment range | 0.4...1 x In In = 40 A 0.2...1 x In In > 40 A Ig enable on/off |
| [Ii] instantaneous protection pick-up adjustment range | 1.5...12 x In |
| [Tg] Ground-Fault protection time delay adjustment range | 0...0.4 s I²t=off 0.1...0.4 s I²t=on |
MPN
LV433628