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Square D JDN36225 Molded Case Circuit Breaker

  • 225A
  • 3 Pole
  • Plug-On
Square D JDN36225
Molded Case Circuit Breaker
Brand Square D
SKU JDN36225
Select Item Condition
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  • 225A
  • 3 Pole
  • Plug-On

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Square D JDN36225 3 Pole Circuit Breaker

Square D JDN36225 - 225A 3 Pole Molded Case Circuit Breaker

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$547.25 In Stock

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Description

The Square D JDN36225 is a 3-pole, 225A molded case circuit breaker from the PowerPacT J-Frame family. Built for commercial applications, it provides robust thermal-magnetic protection. This plug-on MCCB is engineered to mount into Square D J-Frame plug-in bases, utilizing busbar connections for secure power distribution. Featuring an interrupting capacity of 14kA at 600VAC, this current-limiting breaker includes a Visi-Trip indicator for quick fault identification.

Specifications

Key specifications
Brand Square D
Series JDN
Amperage 225A
Poles 3
Mounting Style Plug-On
Voltage 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC
Phase 3
AIC Rating 25kA @ 240VAC, 18kA @ 480Y/277VAC, 18kA @ 480VAC, 14kA @ 600Y/347VAC, 14kA @ 600VAC, 20kA @ 250VDC
Fit and installation
Terminal Type Busbar Connection
For Use With Square D PowerPacT J-Frame Plug-In Base
Wire Gauge 3/0 AWG - 350 kcmil (Al/Cu)
Max Wire 350 kcmil
Min Wire 3/0 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator, Rotary Handle
Accessories Lugs Not Included
Standards CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489
Approval CE, CSA, IEC, NOM, UL, CCC
Temp Rating -25C to 70C
Construction Features HACR Rated, Current Limiting, Visual Trip Indicator, Non-Interchangeable Trip, 80% Rated

Product FAQs

7 answers
Can I install the JDN36225 in a standard I-Line panelboard?

No. The JDN36225 features a plug-in mounting design and is not compatible with I-Line panelboards. For I-Line applications, you must use a JDA-style breaker, such as the JDA36225.

What base is required to mount the JDN36225?

This breaker requires a Square D PowerPacT J-Frame plug-in base for installation. It utilizes a plug-in connection type with busbar terminals, supporting a wire range of 3/0 AWG to 350 kcmil aluminum or copper depending on the base configuration.

What are the magnetic trip settings for the JDN36225?

This breaker features a thermal-magnetic trip unit with a fixed thermal rating of 225A. The magnetic protection is adjustable, providing an instantaneous trip range between 1125A and 2250A.

What does the D in the JDN36225 catalog number indicate?

The D designates the interrupting rating code. It provides a standard interrupting capacity of 14kA at 600VAC, 18kA at 480VAC, and 25kA at 240VAC. If your system requires a higher fault rating, you will need to source a G, J, or L-rated variant like the JGN36225.

Does the JDN36225 support field-installable accessories?

Yes, PowerPacT J-Frame breakers accept a variety of field-installable accessories. You can add auxiliary switches, shunt trips, and undervoltage releases without replacing the base breaker.

Can the JDN36225 be used in DC power systems?

Yes, this thermal-magnetic breaker is rated for DC applications up to 250VDC. It provides an interrupting capacity of 20kA at 250VDC, making it suitable for specific DC distribution panels.

What is the difference between the JDN36225 and the JDL36225?

The difference lies in the mounting style. The JDN36225 is a plug-in breaker that requires a plug-in base, whereas the JDL36225 is a unit-mount breaker designed with standard lugs on both the line and load sides.

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