Schneider Electric M9F21202 2 Pole Circuit Breaker
The Schneider Electric M9F21202 is a 2 Pole thermal magnetic molded case circuit breaker with a current rating of 2 Amps and a voltage rating of 240/415/440VAC. It has an interrupting rating of 14kAIC at 240VAC. The M9F21202 has a DIN rail mounting type.
What is the trip curve for the Schneider Electric M9F21202?
The M9F21202 features a B-curve thermal-magnetic trip profile. B-curve breakers are designed to trip between 3 to 5 times the rated current, making them ideal for resistive loads or applications with very low inrush currents.
Is the M9F21202 rated for branch circuit protection?
No, the M9F21202 is a UL 1077 recognized supplementary protector. It is designed to provide additional protection within appliances or electrical equipment and cannot be used as a standalone branch circuit breaker, which requires a UL 489 rating.
What wire sizes are compatible with the M9F21202 terminals?
The tunnel-type screw clamp terminals on this breaker accept copper wire sizes ranging from 18 AWG to 8 AWG.
How does the M9F21202 mount inside a control panel?
This miniature circuit breaker is designed for standard 35mm DIN rail mounting. It easily clips onto the rail for quick installation in control panels and equipment enclosures.
What are the UL 1077 interrupting ratings for the M9F21202?
Under UL 1077, this supplementary protector has an interrupting rating of 14 kA at 240V AC and 10 kA at 480Y/277V AC. It also carries a 10 kA rating at 125V DC.
Can I add auxiliary accessories to the M9F21202?
Yes, the Multi9 C60SP series supports various field-installable accessories, including shunt trips, undervoltage releases, and auxiliary contacts for remote fault indication and tripping.
Does the M9F21202 support lockout and tagout procedures?
Yes, the toggle actuator on this breaker is padlockable, allowing for safe isolation and compliance with standard lockout and tagout safety protocols during maintenance.
What is the operating temperature range for this Multi9 breaker?
The M9F21202 is rated to operate safely in ambient temperatures ranging from -22 degrees F to 158 degrees F (-30 degrees C to 70 degrees C).
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