PowerPacT L Circuit Breaker 400A 3 Pole 600VAC 25kA MicroLogic 5.3A
Square D

Square D LJA36400U43X PowerPacT L Circuit Breaker 400A 3 Pole 600VAC 25kA MicroLogic 5.3A

  • MPN: LJA36400U43X
  • UPC: 785901606611
  • PPN: SCH-LJA36400U43X
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Spec sheet

Description

Engineered for robust power distribution, this 400A 3-pole molded case circuit breaker from Schneider Electric is designed to operate efficiently at a voltage of 600VAC. It not only provides reliable circuit protection but also features a MicroLogic 5.3A control unit, ensuring precise and efficient monitoring and management of electrical circuits. With a short-circuit breaking capacity of 25kA, this circuit breaker ensures superior performance and safety in demanding environments, making it an essential component for industrial applications where reliability and durability are paramount.

Documentation & Downloads

Specifications

Additional

Rated Current
400 A
Breaking Capacity
100 kA 240 V AC, 65 kA 480 V AC, 25 kA 600 V AC, 20 kA 250 V DC UL 489
Continuous Current Rating
80 %
Rated Impulse Withstand Voltage
8 kV IEC 60947-2
Control Type
toggle
Phase Connection
ABC
AWG Wire Range
AWG 3/0 to 500 kcmil aluminum/copper
Height
340 mm (13.39 in)
Depth
110 mm (4.33 in)
Standards
UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
IP Degree of Protection
Front cover IP40
Ambient Air Temperature for Storage
-50 to 85 °C (-58 to 185 °F)
Color
Black
Mercury Free
Yes
Device Short Name
L-Frame
Device Application
distribution
Breaking Capacity Code
J
Network Frequency
50/60 Hz
Local Signalling
1 LED green ready, 90% Ir orange alarm, 105% Ir red alarm, green trip indicator
Long Time Pick-Up Adjustment Range
0.25 to 1 x In
Tightening Torque
50 N.m, 95-240 mm² AWG 3/0 to 500 kcmil
Circuit Breaker Application
HACR rated
Mounting Support
bracket
China Rohs Regulation
Out of China RoHS scope
Eu Rohs Directive
Compliant with Exemptions
Circularity Profile
ENVEOLI2206029EN
Rated Operational Voltage600 V AC 50/60 Hz IEC 60947-3
Trip UnitMicroLogic 5.3 A electronic, ammeter, LSI
Rated Insulation Voltage750 V IEC 60947-2
Protection Technologycurrent limiter
Number of Poles3P
Ambient Air Temperature for Operation-25 to 70 °C (-13 to 158 °F)
Mounting ModeI-Line bracket
Width140 mm (5.51 in)
Net Weight6.2 kg (13.67 lb)
Product CertificationsUL, CSA, NOM
Pollution Degree3 IEC 60947-1
Operating Altitude< 2000 m without derating, 5000 m with derating
Wire Stripping Length31 mm (1.22 in)
Pvc FreeYes
RangePowerPact
Trip Unit NameMicroLogic 5.3 A
Utilisation Categorycategory A
Electrical ConnectionI-Line connection, line and lugs, load
Number Of Slots2 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)
Communication InterfaceModbus, Ethernet
Suitability For Isolationyes IEC 60947-2
Warranty18 months
Reach RegulationContains SVHC above threshold
Rohs Exemption InformationYes
Environmental DisclosureENVPEP2206029EN
Product Or Component Typecircuit breaker

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