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Siemens / ITE HED63B050 Molded Case Circuit Breaker

  • 50A
  • 3 Pole
  • Bolt-On
Siemens / ITE HED63B050
Molded Case Circuit Breaker
Brand Siemens / ITE
SKU HED63B050
Select Item Condition
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  • 50A
  • 3 Pole
  • Bolt-On

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Siemens / ITE HED63B050 - 50A 3 Pole Molded Case Circuit Breaker

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$409.12 No Stock

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Description

Belonging to the Sentron ED-frame family, this 50A thermal-magnetic breaker provides reliable overcurrent protection for commercial facilities. It features a non-interchangeable trip unit with long-time and instantaneous functions. The bolt-on design installs into Siemens P1, P2, and P3 panelboards. As a legacy component, it serves as an exact fit for older systems and is commonly cross-referenced with the HHED63B050 substitute. With a robust 65kAIC rating at 480VAC, it handles fault currents.

Specifications

Key specifications
Brand Siemens / ITE
Part Number HED63B050
Series HED6
Amperage 50A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 30kA @ 250VDC
Fit and installation
Frame Type HED
Terminal Type Lugs
For Use With Siemens P1, P2, P3 Panelboards
Wire Gauge 10-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 10 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch, Undervoltage Release
Accessories Load Lugs
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CSA, IEC, UL
Temp Rating 40C
Construction Features High Interrupting Capacity, HACR Rated, Non-Interchangeable Trip

Product FAQs

5 answers
Which panelboards are compatible with the HED63B050 breaker?

This Sentron ED-frame breaker is designed for bolt-on installation in Siemens P1, P2, and P3 panelboards. It is also compatible with many legacy ITE and Siemens-Allis distribution panels that accept ED-frame bolt-on breakers.

What are the acceptable wire sizes for the HED63B050 lugs?

The factory-installed lugs accommodate wire sizes from 10 AWG up to 1/0 AWG. Both copper and aluminum conductors are permitted for termination.

Can the HED63B050 be used in direct current (DC) applications?

Yes, this thermal-magnetic breaker is rated for use in DC systems up to 250VDC, where it provides a 30kA interrupting rating.

Does the Siemens HED63B050 replace older ITE versions of the same catalog number?

Yes. Siemens acquired ITE, and the Sentron ED-frame design has been maintained. A modern Siemens HED63B050 is a direct physical and electrical replacement for older ITE or Siemens-Allis breakers bearing the exact same part number.

Are the trip settings adjustable on the HED63B050?

No, this breaker features a fixed thermal and fixed magnetic trip unit. Both the long-time overload and instantaneous short-circuit protection levels are factory set and cannot be modified in the field.

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