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Square D JJA262002 Molded Case Circuit Breaker

  • 200A
  • 2 Pole
  • I-Line
Square D JJA262002
Molded Case Circuit Breaker
Brand Square D
SKU JJA262002
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  • 200A
  • 2 Pole
  • I-Line

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Square D JJA262002 - 200A 2 Pole Molded Case Circuit Breaker

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$1,253.96 In Stock

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Description

Built for robust commercial and industrial power distribution, the Square D JJA262002 operates as a 2-pole, 200A molded case circuit breaker within the PowerPacT J-Frame series. It mounts into Square D I-Line panelboards and switchboards using a plug-on I-Line bracket configured for an AC phase connection. Delivering a 65kAIC interrupting rating at 480VAC, this breaker provides reliable thermal-magnetic protection with fixed thermal and adjustable magnetic trip settings.

Specifications

Key specifications
Brand Square D
Series JJA
Amperage 200A
Poles 2
Mounting Style I-Line
Voltage 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC
Phase 1
AIC Rating 100kA @ 240VAC, 65kA @ 480Y/277VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 25kA @ 600VAC, 20kA @ 250VDC
Fit and installation
Frame Type JJA
Terminal Type Lugs
For Use With Square D I-Line Panelboards, Square D I-Line Switchboards
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
Accessories I-Line Bracket
Standards CSA C22.2 No 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CE, CSA, IEC, NEMA, NOM, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Current Limiting, Visual Trip Indicator, Mercury Free, PVC Free

Product FAQs

8 answers
What does the "2" at the end of the JJA262002 catalog number indicate?

The trailing "2" specifies an AC phase connection. This 2-pole breaker is factory-configured to connect to the A and C busbars in a Square D I-Line panelboard or switchboard.

Can the JJA262002 replace older Square D circuit breakers?

Yes, the PowerPacT J-Frame is the direct upgrade and replacement for legacy 200A KA, KH, and KC frame I-Line breakers, including the KA26200, KH26200, and KC26200.

How does the JJA262002 mount into a panel?

This breaker features an I-Line style plug-in connection on the line side, which mounts directly onto the panelboard bus stack. The load side utilizes mechanical lugs for wire termination.

What wire sizes do the load lugs on the JJA262002 accept?

The standard mechanical lugs accept aluminum or copper wire ranging from 3/0 AWG to 350 kcmil.

What is the interrupting capacity (AIC) of the JJA262002?

The J-tier interrupting rating delivers 100kAIC at 240VAC, 65kAIC at 480VAC, and 25kAIC at 600VAC. It is also rated for 20kAIC at 250VDC.

Is the trip unit on the JJA262002 adjustable?

Yes, it features a thermal-magnetic trip unit with a fixed thermal element for long-time overload protection and an adjustable magnetic element for instantaneous short-circuit protection.

Is the JJA262002 a 100% rated circuit breaker?

No, this is a standard 80% rated breaker. Continuous loads should not exceed 160 amps, which is 80% of its 200A nominal rating.

Does this breaker include a Visi-Trip indicator?

Yes, PowerPacT J-Frame breakers feature a Visi-Trip indicator. This provides a highly visible red flag when the breaker has tripped, simplifying fault identification in crowded panels.

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