PDB-490

Overview

The Ilsco PDB-490 is a single-phase power distribution block rated for 600 VAC and 310 A. It features line terminals accommodating one conductor from 350 MCM to 3/0 AWG and one 10x24mm busbar. Load terminals support three conductors from #4 to #14 AWG, four from #6 to #16 AWG, and two from #2 to #12 AWG. The unit complies with UL and CSA standards.

Feature Summary

• Single-phase configuration for efficient power distribution
• Dual-rated terminal capacity for varied conductor sizes
• Integrated busbar connection capability
• Certified for safety compliance in electrical installations

Applications

• Commercial electrical panelboard integration
• Industrial power distribution systems
• Utility service entrance connections

Procurement Notes

Verify the specific terminal configuration matches your conductor inventory before purchase. Confirm voltage rating requirements align with system specifications. Ensure mounting hardware compatibility with existing panel structures. Check for updated certification marks on the product label.

Selection Notes

Select this model when single-phase distribution is required with mixed conductor sizes. Compare terminal counts against load requirements to ensure adequate connectivity. Consider physical dimensions for panel space availability. Validate amperage ratings against maximum circuit loads.

Part Context

This component belongs to the Ilsco PDE series of power distribution blocks. These units are designed for high-current applications requiring reliable connections between feeders and branch circuits. The series offers various configurations to suit different panel layouts and conductor types.

Replacement Considerations

Consult manufacturer documentation for direct cross-references. Verify terminal spacing and mounting hole patterns match existing infrastructure. Ensure replacement units meet identical voltage and current ratings.