Square D Model 6 Combo MCC Bucket NEMA Size 4 100HP w/ HJ36150 Breaker 29", Used

Overview

This Square D Model 6 Motor Control Center (MCC) bucket is a fully equipped Size 4 combination motor starter configured for large industrial loads. It features a PowerPact HJ36150M73 150 A circuit breaker, 8536SFO1H30 NEMA Size 4 contactor, and Motor Logic solid-state overload relay, providing high-capacity motor protection and control. Also included are a multi-tap control transformer (240/480 V → 120 V), Square D 8501 control relays, RM17UAS15 phase-monitor relay, and pre-wired pilot lights and pushbuttons, making this a complete, ready-to-install control section.

Key Features

• Manufacturer: Square D / Schneider Electric

• Model Series: Model 6 MCC Combination Starter Bucket

• Contactor: 8536SFO1H30 — NEMA Size 4 (75 HP @ 230 V / 100 HP @ 460 V)

• Circuit Breaker: PowerPact HJ36150M73 — 150 A 3-Pole 600 VAC

• Overload Relay: Motor Logic solid-state adjustable overload protection

• Control Power Transformer: Multi-tap 240/480 V primary → 120 V secondary

• Auxiliary Components:

  • Square D 8501 relays

  • RM17UAS15 voltage/phase monitor

  • Door-mounted ON / TRIP / OFF handle + pilot lights + pushbuttons

• Condition: Used — clean, inspected

• Dimensions: 14" x 10.5" x 29" approx.

• Construction: Heavy-gauge steel enclosure with copper bus stabs and factory grade wiring

Applications

• Heavy industrial MCC expansions and retrofits

• Large pumps, fans, compressors, and conveyors

• Motor control for process and plant automation

Motor Ratings

• NEMA Size 4: Supports 75 HP @ 230 V / 100 HP @ 460 V

• All components rated for heavy-duty service environments

Shipping & Handling

• Ships on pallet via freight (fully secured and wrapped)

• Liftgate or dock delivery available upon request