Square D FA34015 is a three-pole molded-case circuit breaker in the FA I-Line frame rated for 15 A at 480 V, with thermal-magnetic trip protection for reliable three-phase overcurrent protection. It is UL/CSA/NOM listed and designed for use in panelboards and switchboards, with an interrupting rating up to 18 kA at 480 VAC (25 kA at 240 VAC). The unit measures 4.5 in wide, 4.13 in deep, and 6 in high; it mounts via plug-on for I-Line frame installations, and the terminals accept 14–4 AWG copper or 12–4 AWG aluminum conductors, with frame type F for the FA series.
