Mersen FSPDB3A Power Distribution Block 1500V 310A

Mersen FSPDB3A power distribution block designed for high‑current and high‑voltage applications, providing safe and reliable distribution of electrical power in industrial, energy, and power conversion systems. Technical specifications: Manufacturer: Mersen Product type: Power distribution block Model: FSPDB3A Rated voltage: 1500 V AC/DC Rated current: 310 A Number of poles: 3 Conductor material: Copper (Cu) Line conductor size: 350–466 kcmil (185–16 mm²) Tightening torque (line): 28 in‑lb (3.2 Nm) Branch conductor size option 1: 2 × 250 kcmil (126–95 mm²) Branch conductor size option 2: 4 × 2/0 AWG (70–50 mm²) Branch conductor size option 3: 8 × #4 AWG (25–5 mm²) Branch tightening torque: 10–35 in‑lb (1.1–4 Nm) depending on conductor size Mounting type: Panel mount Connection type: Screw clamp terminals Housing material: High‑strength insulating thermoplastic Housing color: Gray Operating temperature range: ‑40 °C to +125 °C Insulation class: High voltage rated insulation for power distribution Application: Power distribution, inverter systems, DC bus systems, industrial power panels Compliance markings: UL recognized, IEC compliant Touch protection: Finger‑safe design Installation environment: Industrial indoor electrical enclosures Country of manufacture: United States Please review pictures carefully and let us know if you have any questions!