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Square D JJL36175 Molded Case Circuit Breaker

  • 175A
  • 3 Pole
  • Unit Mount
Square D JJL36175
Molded Case Circuit Breaker
Brand Square D
SKU JJL36175
Select Item Condition
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  • 175A
  • 3 Pole
  • Unit Mount

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Square D JJL36175 - 175A 3 Pole Molded Case Circuit Breaker

Square D JJL36175 - 175A 3 Pole Molded Case Circuit Breaker

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$1,499.99 In Stock

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Description

Engineered for commercial and industrial applications, the Square D JJL36175 is a 3-pole, 175A molded case circuit breaker from the PowerPacT J-Frame family. It utilizes thermal-magnetic trip technology with long-time and instantaneous (LI) protection functions. Designed for unit mount applications, it installs into Square D J-Frame enclosures, switchboards, and motor control centers. It serves as a replacement for legacy KH36175 breakers.

Specifications

Key specifications
Brand Square D
Part Number JJL36175
Series JJL
Amperage 175A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 20kA @ 250VDC
Fit and installation
Frame Type JJL
Terminal Type Lugs
For Use With Square D J-Frame Enclosures, Switchboards, Motor Control Centers
Wire Gauge 4 AWG - 4/0 AWG (Al/Cu)
Max Wire 4/0 AWG
Min Wire 4 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, Motor Operator, Rotary Handle, Padlock Attachment
Accessories Lugs (AL175JD)
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CE, CSA, IEC, NOM, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Current Limiting, Visual Trip Indicator

Product FAQs

5 answers
What is the difference between the JJL36175 and the JJA36175?

The JJL36175 is a unit-mount circuit breaker with feed-thru lugs on both the line and load sides. The JJA36175 is the I-Line version, designed to plug directly into an I-Line panelboard bus on the line side.

What is the recommended lug torque for the JJL36175?

The standard AL175JD lugs on this breaker should be torqued to 221 lb-in (25 N.m) for 4 AWG to 4/0 AWG aluminum or copper wire.

Can the JJL36175 be reverse fed?

Yes. PowerPacT J-Frame thermal-magnetic circuit breakers with factory-sealed trip units, like the JJL36175, are suitable for reverse feeding.

How do I adjust the trip settings on the JJL36175?

This breaker features a thermal-magnetic trip unit with a fixed thermal (long-time) setting of 175A and an adjustable magnetic (instantaneous) trip dial on the front of the breaker. The magnetic trip can be set between 875A and 1750A.

What enclosures or panels are compatible with the JJL36175?

This unit-mount breaker is designed for use in Square D J-Frame enclosures, switchboards, and motor control centers that accept feed-thru lug configurations. It will not fit in I-Line panelboards.

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