HMD63B800 – Siemens Sentron MD Frame 3‑Pole 800A 600V AC Molded Case Circuit Breaker, Thermal‑Magnetic, 65 kAIC @ 480V

Product Description

The Siemens HMD63B800 is a 3‑pole, 800 Amp, 600 V AC Sentron molded case circuit breaker designed for industrial and commercial electrical distribution systems. This breaker features a thermal‑magnetic trip unit with Long‑Time and Instantaneous protection for dependable performance under overload and short‑circuit conditions.

It provides high interrupting capacity at multiple voltages: 65 kAIC @ 480 V AC and 50 kAIC @ 600 V AC, ensuring safe interruption of fault currents in demanding applications. The HMD63B800 is UL listed and suitable for use in power distribution panels requiring reliable circuit protection.

Key Features

• Poles: 3

• Amperage: 800 A

• Voltage: 600 V AC (also suitable for 500 V DC)

• Type: Sentron Molded Case Circuit Breaker

• Thermal‑magnetic trip with Long‑Time and Instantaneous functions

• High interrupting capacity: 65 kAIC @ 480 V AC, 50 kAIC @ 600 V AC

• Bolt‑on mounting for secure panel installation

• Durable molded case construction for industrial use

• UL listed for commercial and industrial electrical protection

Technical Specifications

• Manufacturer: Siemens

• Catalog Number: HMD63B800

• Frame: MD / HMD6

• Phase: 3‑phase

• Trip Type: Thermal‑Magnetic

• Mounting Type: Bolt‑on

• Frequency Rating: 50/60 Hz

• Operating Temperature: Standard industrial range

Product Data

• UPC / GTIN: 783643214774

• Provides overload and short‑circuit protection for industrial and commercial panels

• Compatible with Siemens power distribution systems

• Built to meet UL 489 and IEC 60947‑2 safety standards

Returns are easy

You may return items within 30 days of delivery for a refund.

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