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Square D FI36030 Molded Case Circuit Breaker

  • 30A
  • 3 Pole
  • I-Line
Square D FI36030
Molded Case Circuit Breaker
Brand Square D
SKU FI36030
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  • 30A
  • 3 Pole
  • I-Line

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Square D FI36030 3 Pole Circuit Breaker

Square D FI36030 - 30A 3 Pole Molded Case Circuit Breaker

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$679.39 In Stock

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Description

Delivering exceptional short-circuit protection, this 30-amp molded case circuit breaker is designed for commercial and industrial systems. The F-frame unit features thermal-magnetic trip technology with a 200kAIC rating at 480VAC. Installation is streamlined through its I-Line mounting style for Square D panelboards. For modern upgrades, this legacy component is replaced by the PowerPact HRA36030. Advanced current-limiting capabilities help minimize let-through energy during fault conditions.

Specifications

Key specifications
Brand Square D
Part Number FI36030-R
Series FI
Amperage 30A
Poles 3
Mounting Style I-Line
Voltage 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC
Phase 3
AIC Rating 200kA @ 240VAC, 200kA @ 480Y/277VAC, 200kA @ 480VAC, 100kA @ 600Y/347VAC, 100kA @ 600VAC, 10kA @ 250VDC
Fit and installation
Frame Type FI
Terminal Type Lugs
For Use With Square D I-Line Panelboards, Switchboards
Wire Gauge 14-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 14 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Load Side Lugs Included
Standards CSA C22.2 No. 5, NEMA AB-1, UL 489, W-C-375B/GEN
Approval CSA, UL
Temp Rating 40C
Construction Features Current Limiting, HACR Rated, Visual Trip Indicator, Common Trip, Trip-Free Mechanism
Special Features Current Limiting

Product FAQs

7 answers
What panelboards accept the FI36030 circuit breaker?

This I-Line style plug-in breaker is designed strictly for use in Square D I-Line panelboards and switchboards. It will not fit in standard QO, NQ, or NF series load centers.

What conductor sizes are supported by the FI36030 terminals?

The breaker comes equipped with factory-installed lugs that accept 14 AWG to 1/0 AWG wire. The terminals are rated for both copper and aluminum conductors.

Is the FI36030 suitable for direct current applications?

Yes, this thermal-magnetic breaker is rated for DC applications up to 250VDC, where it provides an interrupting capacity of 10kA.

Is the Square D FI36030 a current production model?

No, this unit is part of the legacy F-Frame series. Schneider Electric recommends modern PowerPact H-Frame I-Line circuit breakers as the active production replacement for older F-Frame units.

What makes the FI series different from standard FA or FH frames?

The FI frame is categorized as a current-limiting circuit breaker. It delivers a much higher interrupting capacity, up to 200kA at 480VAC and 100kA at 600VAC, to aggressively limit let-through current during severe short-circuit faults.

Are the thermal or magnetic trip settings adjustable on this breaker?

No. The FI36030 utilizes fixed long-time and instantaneous trip functions. You cannot adjust the thermal overload threshold or the magnetic short-circuit pickup in the field.

How does this breaker connect to the panelboard bus?

It utilizes an I-Line style plug-in connection. The breaker features integral jaw connectors that snap directly onto the busbars of an I-Line panelboard, completely eliminating the need for individual bolted bus connections.

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