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SCHNEIDER Miniature Circuit Breaker: 30 A Amps, 14kA at 120/240V AC, Screw Clamp - D-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SCHNEIDERD-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

SCHNEIDER Miniature Circuit Breaker: 30 A Amps, 14kA at 120/240V AC, Screw Clamp

The SCHNEIDER ELECTRIC IEC Miniature Circuit Breaker (MPN M9F43330) is a 30 A, D-Curve, 3-Pole UL489 DIN Rail-Mount unit. It features a Max. AIR Rating of 14kA at 120/240V AC and a Screw Clamp terminal connection…

SKU 3G-OTH-20638

Brand
SCHNEIDER
Item
Miniature Circuit Breaker: 30 A Amps, 14kA at 120/240V AC, Screw Clamp
Category
D-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Technical Specifications

SCHNEIDER
Manufacturer Part Number
M9F43330
Type
14kA at 120/240V AC, Screw Clamp, D
Max. AIR Rating
14kA at 120/240V AC
DC Voltage Rating
Not Rated
Terminal Connection
Screw Clamp
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SCHNEIDER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SCHNEIDER ELECTRIC IEC Miniature Circuit Breaker (MPN M9F43330) is a 30 A, D-Curve, 3-Pole UL489 DIN Rail-Mount unit. It features a Max. AIR Rating of 14kA at 120/240V AC and a Screw Clamp terminal connection. This breaker is not rated for DC voltage.

Frequently Asked Questions

What is the SCHNEIDER ELECTRIC IEC Miniature Circuit Breaker M9F43330 used for?

The SCHNEIDER ELECTRIC M9F43330 is a 30 A, D-Curve, 3-Pole UL489 miniature circuit breaker designed for industrial and commercial AC branch circuit protection. It mounts on a DIN rail and handles high inrush loads like motors and transformers, with a 14kA interrupting rating at 120/240V AC.

What are the specifications of the SCHNEIDER M9F43330 circuit breaker?

The SCHNEIDER M9F43330 is a 30 A, D-Curve, 3-Pole UL489 miniature circuit breaker with a Max. AIR Rating of 14kA at 120/240V AC. It uses Screw Clamp terminals and is not rated for DC voltage. It is designed for DIN rail mounting and carries MPN M9F43330.

Where to buy the SCHNEIDER M9F43330 circuit breaker worldwide?

3G Electric supplies the SCHNEIDER M9F43330 miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this D-Curve, 3-Pole UL489 unit.

How to install a SCHNEIDER D-Curve miniature circuit breaker?

Install the SCHNEIDER M9F43330 on a standard DIN rail by snapping it into place. Ensure the circuit is de-energized, then connect phase conductors to the Screw Clamp terminals and torque to manufacturer specifications. Verify the D-Curve trip characteristic matches your load's inrush current.

Used in

Common applications for SCHNEIDER
Motor starting in conveyor systems — Schneider Altistart ATS 22 soft starters (e.g., ATS22D17S6U) reduce inrush current.
Speed control for industrial pumps — Schneider Altivar ATV320 VFDs (e.g., ATV320U55N4W) provide variable flow regulation.
Machine safety interlocking — Schneider XPSUAF13AP safety relays monitor emergency stop circuits on assembly lines.
Panel-mounted control stations — Schneider XB5 flush push buttons (ZB5AA5) serve as start/stop operators in MCCs.
Heavy-duty motor switching — Schneider LC1G150LSEA contactors handle 150 A loads in compressor and crusher applications.
Emergency stop actuation — Schneider 9001K mushroom-head push buttons (9001KR25R) provide red, momentary stop functions.

SCHNEIDER Products

3G Electric supplies SCHNEIDER d-curve, 3-pole ul489 din rail-mount miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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