General Electric (GE) FD63 Series FDN36MC050ED — 3‑Pole DIN‑Rail MCCB, 100A Nominal, Adjustable Overcurrent 80–100A, IP20, 50 kA Breaking Capacity

The General Electric (GE) FD63 series model FDN36MC050ED is a 3‑pole power molded case circuit breaker (MCCB) designed for DIN‑rail mounting in industrial and commercial distribution panels. The FD63 family delivers compact installation, adjustable overcurrent settings and high short‑circuit interrupting capability for reliable distribution and motor‑feeder protection.

Key specifications

• Manufacturer / Brand: General Electric (GE)
• Series / Model family: FD63 — Model FDN36MC050ED
• Product type: Molded Case Circuit Breaker (MCCB) — power breaker
• Poles: 3‑pole (three phases)
• Mounting: DIN‑rail mounting
• Nominal current rating: 100 A
• Adjustable overcurrent release (range): 80 … 100 A
• Short‑circuit breaking capacity (Icu / Ics): 50 kA
• Ingress protection: IP20
• Typical applications: Motor feeders, distribution protection, industrial control panels, branch circuit protection

Features & benefits

• Compact FD63 series design optimized for DIN‑rail mounting and space‑efficient panel layouts.
• 3‑pole configuration protects three‑phase circuits with reliable thermal and magnetic trip performance.
• Adjustable overcurrent range (80–100 A) allows on‑site tuning to match conductor ampacity and coordination needs.
• 50 kA breaking capacity supports demanding short‑circuit environments.

Installation & safety notes

• Confirm DIN‑rail profile compatibility and required clearances per GE installation instructions.
• Set overcurrent release within 80–100 A to meet system protection and selectivity objectives.
• Use GE time‑current curves and coordination charts for proper upstream/downstream protection matching.
• Follow local electrical codes and perform commissioning tests after installation.

Documentation & support

• For full mechanical dimensions, wiring diagrams, trip unit variants, time‑current curves and certifications for FDN36MC050ED and FD63 series, consult the official GE datasheet and installation manual.