Schneider Electric M9F43225 2 Pole Circuit Breaker
The Schneider Electric M9F43225 is a 2 Pole thermal magnetic molded case circuit breaker with a current rating of 25 Amps and a voltage rating of 240/415/440VAC. It has an interrupting rating of 14kAIC at 120/240VAC. The M9F43225 has a DIN rail mounting type.
What is the trip curve for the M9F43225 circuit breaker?
This breaker features a D-curve trip profile, designed for high inrush current applications like motors or transformers. It magnetically trips at 10 to 14 times the rated current.
Is the Schneider Electric M9F43225 rated for branch circuit protection?
Yes, it is a UL 489 listed miniature circuit breaker, making it suitable for branch circuit protection in US applications, unlike UL 1077 supplemental protectors.
What wire sizes are compatible with the terminals on the M9F43225?
The tunnel terminals on this breaker accept 18 AWG to 8 AWG copper wire.
Can this breaker be used in DC circuits?
Yes, the M9F43225 is rated for DC applications, providing up to 10kA interrupting capacity at 125VDC under UL 489 standards.
What accessories are compatible with the Multi9 C60BP series breakers?
The M9F43225 is compatible with standard Multi9 electrical auxiliaries, including shunt trips (MX), undervoltage releases (MN), and auxiliary contacts (OF or SD) for control and status signaling.
What is the interrupting capacity of this breaker at 480Y/277V?
Under UL 489, this breaker has a 10kA interrupting rating (AIR) at 480Y/277VAC.
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