Schneider Electric PowerPact L...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$6,110.90
SchneiderElectricPowerPactL-FrameMoldedCaseCircuitBreakerSeries–250A/400A/600A,SelectableInterruptingRatings

Schneider Electric PowerPact L-Frame Molded Case Circuit Breaker 3-Pole HACR Rated with MicroLogic 3.3 Trip Unit

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Model: LDA36600U31X

In Stock (leaves warehouse same day if ordered before 3pm ET)

$6,110.90
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Schneider Electric PowerPact L-Frame Molded Case Circuit Breaker

Professional 3-Pole Distribution Protection with Advanced Trip Technology

The Schneider Electric PowerPact L-Frame Molded Case Circuit Breaker delivers reliable electrical distribution protection with HACR rating for heating, air conditioning, and refrigeration applications. This 3-pole circuit breaker features MicroLogic 3.3 trip unit technology with current limiter protection, toggle control operation, and bracket mounting support for versatile installation requirements. Built for professional distribution applications with 50/60 Hz network frequency compatibility and category A utilization rating.

Professional Features & Benefits

  • HACR Rated Application: Specifically designed for heating, air conditioning, and refrigeration systems, ensuring reliable protection for critical HVAC equipment.
  • MicroLogic 3.3 Trip Unit: Advanced electronic trip technology provides precise overcurrent protection with long time pick up adjustment range of 0.25...1 x In for customized protection settings.
  • Current Limiter Protection Technology: Limits fault current to protect downstream equipment and reduce system stress during fault conditions.
  • 3-Pole Configuration: ABC phase connection provides comprehensive three-phase protection for balanced electrical distribution systems.
  • Toggle Control Operation: Manual toggle control allows for easy local operation and visual indication of breaker status.
  • Bracket Mounting Support: Flexible mounting options enable installation in various panel configurations and electrical enclosures.
  • Wide Operating Temperature Range: Functions reliably in ambient temperatures from -25°C to 70°C, suitable for diverse environmental conditions.

Technical Specifications

  • Ambient Air Temperature For Operation: -25-70 °C
  • Ambient Air Temperature For Storage: -50-85 °C
  • Average Life Duration: 15 year(s)
  • China Rohs In Scope: No
  • Circuit Breaker Application: HACR rated
  • Circularity Profile: ENVEOLI2206029_V2
  • Continuous Current Rating: 80%
  • Control Type: toggle
  • Country Of Origin: Mexico
  • Device Application: distribution
  • Device Short Name: L-Frame
  • Device Type: LV equipment - Low voltage circuit breaker
  • End Of Life Doc Ref: ENVEOLI2206029_V2
  • Environmental Disclosure: ENVPEP2206029_V2
  • Eoli Availability Display: Yes
  • Eu Rohs Directive: Compliant with Exemptions
  • Field Service Division: PPIBS
  • Function Option: Standard
  • Function Option Id: STANDARD
  • Green Premium Status For Reporting: Green Premium product
  • Legacy Weee Scope: In
  • Long Time Pick Up Adjustment Range: 0.25...1 x In
  • Manufacturer: Schneider Electric
  • Mercury Free: Yes
  • Mounting Support: bracket
  • Network Frequency: 50/60 Hz
  • Packaging Made With Recycled Cardboard: Yes
  • Packaging Without Single Use Plastic: No
  • Phase Connection: ABC
  • Poles Description: 3P
  • Product Availability: Stock - Normally stocked in distribution facility
  • Product Color: Black
  • Product Contributes To Saved And Avoided Emissions: No
  • Product Depth: 4.33 in
  • Product Height: 13.39 in
  • Product Or Component Type: circuit breaker
  • Product Width: 5.51 in
  • Protection Technology: current limiter
  • Range: PowerPact
  • Reach Compliance Directive: Reference contains Substances of Very High Concern above the threshold
  • Reach Full Compliance Status: Reference contains Substances of Very High Concern above the threshold
  • Reach Full Compliance Status Id: CONTAINS_SVHC
  • Reach Regulation: Reference contains Substances of Very High Concern above the threshold
  • Recycled Metal Content At Cr Level: 0%
  • Relationshiptype: Compatible relationship
  • Removable Battery: NO
  • Return Indicator: Y
  • Returnability: Yes
  • Rohs Eur Conformity Date: 1905
  • Rohs Eur Full Compliance Status: Compliant with Exemptions
  • Rohs Eur Full Compliance Status Id: COMPLIANT_WITH_EXEMPTIONS
  • Rohs Eur In Scope: Yes
  • Rohs Eur Status: Compliant with Exemptions
  • Rohs Exemption Information: Yes
  • Serviceability: Yes
  • Sustainable Packaging: No
  • Take Back: No
  • Terminal Identifier: AL600LF52K3
  • Tier: 1
  • Tier Id: 1
  • Traceability: Yes
  • Trip Unit Name: MicroLogic 3.3
  • Utilisation Category: category A
  • Wire Stripping Length: 31 mm
  • With Recycled Cardboard: Yes
  • Without Single Use Plastic: No
  • Department: Electrical

Professional Applications

  • Commercial HVAC Systems
  • Industrial Distribution Panels
  • Refrigeration Equipment Protection
  • Air Conditioning Unit Protection
  • Heating System Distribution
  • Electrical Distribution Centers
  • Motor Control Centers

Why Choose Schneider Electric Quality?

Schneider Electric PowerPact L-Frame circuit breakers deliver proven reliability with 15-year average life duration and Green Premium product status. Mercury-free construction, RoHS compliance with exemptions, and comprehensive serviceability ensure long-term performance and environmental responsibility. The bracket mounting system and category A utilization rating provide professional-grade installation flexibility and operational reliability for critical electrical distribution applications.

Manufacturer Resources

Product Specs

Ambient Air Temperature For Operation:
-25-70 °C
Ambient Air Temperature For Storage:
-50-85 °C
Average Life Duration:
15 year(s)
China Rohs In Scope:
No
Circuit Breaker Application:
HACR rated
Circularity Profile:
ENVEOLI2206029_V2
Continuous Current Rating:
80%
Control Type:
toggle
Country Of Origin:
Mexico
Device Application:
distribution
Device Short Name:
L-Frame
Device Type:
LV equipment - Low voltage circuit breaker
End Of Life Doc Ref:
ENVEOLI2206029_V2
Environmental Disclosure:
ENVPEP2206029_V2
Eoli Availability Display:
Yes
Eu Rohs Directive:
Compliant with Exemptions
Field Service Division:
PPIBS
Function Option:
Standard
Green Premium Status For Reporting:
Green Premium product
Legacy Weee Scope:
In
Long Time Pick Up Adjustment Range:
0.25...1 x In
Mercury Free:
Yes
Mounting Support:
bracket
Network Frequency:
50/60 Hz
Packaging Made With Recycled Cardboard:
Yes
Packaging Without Single Use Plastic:
No
Phase Connection:
ABC
Poles Description:
3P
Product Availability:
Stock - Normally stocked in distribution facility
Product Color:
Black
Product Contributes To Saved And Avoided Emissions:
No
Product Depth:
4.33 in
Product Height:
13.39 in
Product Or Component Type:
circuit breaker
Product Width:
5.51 in
Protection Technology:
current limiter
Range:
PowerPact
Reach Full Compliance Status:
Reference contains Substances of Very High Concern above the threshold
Recycled Metal Content At Cr Level:
0%
Relationshiptype:
Compatible relationship
Removable Battery:
NO
Rohs Eur Conformity Date:
1905
Rohs Exemption Information:
Yes
Serviceability:
Yes
Sustainable Packaging:
No
Take Back:
No
Terminal Identifier:
AL600LF52K3
Tier:
1
Traceability:
Yes
Trip Unit Name:
MicroLogic 3.3
Utilisation Category:
category A
Wire Stripping Length:
31 mm
With Recycled Cardboard:
Yes
Without Single Use Plastic:
No
Department:
Electrical
Product Type:
Circuit Breaker
Product Group:
Circuit Breakers

Schneider LDA36600U31X – Frequently Asked Questions

1) What do the D, G and J letters mean in the PowerPact L-Frame part numbers like LDA36400U31X?
That second letter is the interrupting rating class, and it is the choice you make when you match the breaker to the available fault current at the panel. The PowerPact L-Frame 3-pole breakers come as LDA (D class), LGA (G class) and LJA (J class), each in 400A and 600A: LDA36400U31X, LDA36600U31X, LGA36400U31X, LGA36600U31X, LJA36400U31X and LJA36600U31X. Frame size, MicroLogic 3.3 trip unit and physical dimensions stay the same across all six, so picking a higher class changes the interrupting capability, not the footprint.
2) Is the PowerPact L-Frame breaker suitable for protecting rooftop HVAC and refrigeration equipment?
Yes, it carries an HACR rating, which is the application rating HVAC and refrigeration equipment nameplates call for on the branch circuit device. It is a 3-pole distribution breaker with ABC phase connection, so it suits three-phase rooftop units, chillers and compressor racks.
3) What can I adjust on the MicroLogic 3.3 trip unit for coordination with downstream breakers?
The MicroLogic 3.3 gives you a long time pick up adjustment range of 0.25 to 1 x In. On a 600A breaker that sets the long time pickup anywhere from 150A up to 600A, and on a 400A from 100A to 400A. That lets you dial the feeder protection down to the actual connected load instead of leaving it at the frame rating, which is what makes selective coordination with downstream devices workable.
4) Is the Eaton BAB1010 Quicklag breaker an alternative to a PowerPact L-Frame breaker?
No. The Eaton BAB1010 is a BAB series thermal-magnetic bolt-on breaker used for branch circuits in a panelboard. The Schneider PowerPact L-Frame is a molded case circuit breaker built for distribution duty, 3-pole with ABC phase connection and a MicroLogic 3.3 electronic trip unit with an adjustable long time pick up of 0.25 to 1 x In, offered at 400A and 600A. If your feeder calls for an L-Frame at those ratings, a bolt-on branch breaker will not serve the same point in the system.
5) My HVAC equipment schedule calls for an HACR rated breaker. Does the Eaton BAB1010 cover that duty at 400A?
The Eaton BAB1010 is a BAB series Quicklag thermal-magnetic bolt-on breaker, a branch-circuit device. For HVAC feeder protection at 400A or 600A, the Schneider PowerPact L-Frame is specified HACR rated for heating, air conditioning and refrigeration, with a current limiter protection technology and an operating range of -25 to 70 degrees C.
6) How much space do I need in the enclosure for a PowerPact L-Frame 3-pole breaker?
Allow for a body measuring 13.39 x 5.51 x 4.33 inches (height, width, depth as published). It mounts on a bracket, so plan the panel interior or backplate around that footprint plus your working clearance and cable bending space.
7) Can a PowerPact L-Frame breaker be installed in an unconditioned mechanical room or outdoor enclosure?
Operating range is -25 to 70 degrees C, with storage tolerated from -50 to 85 degrees C. That covers most unheated mechanical spaces and outdoor enclosures in North America, though you still need to account for solar gain inside a sealed enclosure pushing internal temperature above ambient.
8) Does the current limiting on the L-Frame help with downstream equipment ratings?
The L-Frame uses current limiter protection technology, which cuts the let-through energy during a bolted fault rather than letting the full prospective current flow for a full cycle. That reduces mechanical and thermal stress on downstream gear and cable. It is a standard function option with a toggle handle for local on/off and visible trip indication.
9) I only need a small branch breaker for a lighting panel, is the L-Frame overkill?
Yes, badly. The PowerPact L-Frame is a 400A and 600A 3-pole molded case feeder breaker in a 13.39 inch tall case, meant for distribution and motor control center service. For plug-on or bolt-on branch circuits in a loadcenter, a thermal-magnetic branch breaker such as the Eaton BAB series bolt-on Quicklag is the right class of device.
10) Does the L-Frame come with a shunt trip or undervoltage release?
No. What you are ordering is the breaker with the MicroLogic 3.3 trip unit, toggle operator and bracket mounting. Accessories like an undervoltage release are separate items and have to match the frame, so do not order an Eaton part such as the NZM series 10250T undervoltage release expecting it to fit a Schneider PowerPact L-Frame. Same goes for lugs: Eaton's Series C 2TA401K Cu/Al terminal kit is for Eaton frames, not this one.
11) I need a 400A terminal lug for my molded case breaker, not the breaker itself. What should I order?
The Eaton 2TA401K is a Series C 400A molded case circuit breaker terminal accessory rated for Cu/Al conductors, which is a lug kit rather than a breaker. The Schneider PowerPact L-Frame is the breaker itself, carrying terminal identifier AL600LF52K3 and a 31 mm wire stripping length. Order the Eaton accessory only if your existing Series C breaker needs terminals; it will not fit an L-Frame.
12) Can I add remote shunt or undervoltage tripping by ordering the Eaton undervoltage release instead of a different breaker?
The Eaton 10250T-GR is an undervoltage release for Eaton NZM series molded case breakers, so it mounts to an NZM frame and not to a Schneider PowerPact L-Frame. The L-Frame as supplied is a toggle-controlled breaker with the MicroLogic 3.3 trip unit and is listed as serviceable, so accessory changes should be made with L-Frame accessories rather than NZM parts.
13) Will this Schneider breaker run on a 50 Hz system for an export or overseas project?
Yes. The PowerPact L-Frame is rated for 50/60 Hz networks, so it works on either. Utilisation category is A, meaning it has no intentional short time delay for selectivity on the instantaneous function.
14) Is the PowerPact L-Frame a field serviceable breaker or a sealed throwaway?
It is serviceable, and Schneider publishes traceability on it, so a unit can be identified and supported through its life. Average life duration is stated at 15 years. It is also a Green Premium product and mercury free, which matters if you are documenting materials for a LEED or corporate sustainability submittal. Note that the REACH declaration flags Substances of Very High Concern above the threshold, so check that against any facility restricted-substance policy.
How fast can I get the Schneider LDA36600U31X delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Schneider LDA36600U31X come with a warranty?
Absolutely. The Schneider LDA36600U31X is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Schneider LDA36600U31X?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
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