Square D NSB FHL36070 Molded Case Circuit Breaker

< p>Square D FHL36070 Molded Case Circuit Breaker is a three‑pole, 70‑amp thermal‑magnetic MCCB rated for 600 VAC (250 VDC) service, part of Square D’s FH/L family and designed for robust feeder protection in industrial panels. This model provides both long‑time and instantaneous trip functions and uses line‑ and load‑side lug terminals in a feed‑through arrangement, enabling versatile panel wiring. Interrupting ratings for the FHL36070 include up to 25 kA at 480 V and up to 18 kA at 600 V, with the exact value depending on voltage and installation configuration. Common applications include I‑Line panelboards and switchboards where reliable protection for feeders and distribution circuits is required. Physical dimensions are approximately 4.5 in wide, 6 in high, and 4.13 in deep, with a frame type F, and termination suitable for 12–1/0 AWG aluminum or 14–1/0 AWG copper conductors.