Schneider LRA36400U31X Molded Case Breaker
MPNLRA36400U31X
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MOLDED CASE CIRCUIT BREAKER 600V 400A|MOLDED CASE CIRCUIT BREAKER 600V 400A
$7,485.68 – $8,181.10Ref. price · indicative, final on quote
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
How we verify every order →Specifications
| Parameter | Value |
|---|---|
| Control type | Toggle |
| Product or component type | Circuit breaker |
| Voltage | 750 V IEC 60947-2 |
| [Ue] rated operational voltage | 600 V AC 50/60 Hz IEC 60947-3 |
| [Uimp] rated impulse withstand voltage | 8 kV IEC 60947-2 |
| Breaking capacity | 200 kA 240 V AC 50/60 Hz UL 489 200 kA 480 V AC 50/60 Hz UL 489 100 kA 600 V AC 50/60 Hz UL 489 |
| Line rated current | 400 A |
| Breaking capacity code | R |
| Continuous current rating | 80 % |
| [Ics] rated service breaking capacity | 150 kA 220/240 V AC 50/60 Hz IEC 60947-2 125 kA 380/440/415 V AC 50/60 Hz IEC 60947-2 75 kA 500/525 V AC 50/60 Hz IEC 60947-2 20 kA 690 V AC 50/60 Hz IEC 60947-2 |
| Power wire stripping length | 1.2 in (31 mm) |
| Network frequency | 50/60 Hz |
All specifications
| Parameter | Value |
|---|---|
| Poles | 3P |
| Phase connection | ABC |
| Utilisation category | Category A |
| IP degree of protection | Front cover IP40 |
| Communication interface | Modbus Ethernet |
| Mounting mode | I-Line bracket) |
| Mounting height | 6 in (152.4 mm) |
| Mounting support | Bracket |
| Terminal identifier | AL600LF52K3 |
| Electrical connection | I-Line connection, line Lugs, load |
| Pollution degree | 3 IEC 60947-1 |
| Operating altitude | < 6561.68 ft (2000 m) without derating 5000 m with derating |
| Color | Black |
| Depth | 4.3 in (110 mm) |
| Width | 5.5 in (140 mm) |
| Height | 13.4 in (340 mm) |
| Standards | UL CSA NEMA NOM-003-SCFI-2000 IEC 60947-2 |
| Range | PowerPact |
| Category | US10DE201111 |
| AWG gauge | AWG 3/0...500 kcmil aluminium/copper |
| Trip unit name | MicroLogic 3.3 |
| Number of slots | 2 auxiliary switch OF plug-in) 1 alarm switch SD plug-in) 1 overcurrent trip switch SDE plug-in) 1 voltage release MN or MX plug-in) |
| Local signalling | Ready 1 LED green) Alarm 1 LED 90 % Ir orange) Alarm LED 105 % Ir red) Switched off (OFF) 1 trip indicator green) |
| Device short name | L-Frame |
| Tightening torque | 442.5 lbf.in (50 N.m) 0.1...0.4 in² (95...240 mm²) (AWG 3/0...500 kcmil) |
| Device application | Distribution |
| Trip unit technology | Electronic, standard, MicroLogic 3.3, LI |
| Suitability for isolation | Yes IEC 60947-2 |
| Circuit breaker application | HACR rated |
| Long time pick-up adjustment range | 0.25...1 x In |
| Ambient air temperature for storage | -58...185 °F (-50...85 °C) |
| Ambient air temperature for operation | -13...158 °F (-25...70 °C) |
MPN
LRA36400U31X