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Siemens HLD63B600 Molded Case Circuit Breaker

  • 600A
  • 3 Pole
  • Unit Mount
Siemens HLD63B600
Molded Case Circuit Breaker
Brand Siemens
SKU HLD63B600
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  • 600A
  • 3 Pole
  • Unit Mount

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Siemens HLD63B600 - 600A 3 Pole Molded Case Circuit Breaker

Siemens HLD63B600 - 600A 3 Pole Molded Case Circuit Breaker

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$3,987.50 In Stock

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Description

Belonging to the Sentron family, this 600A molded case circuit breaker delivers reliable LI protection for commercial facilities. The unit features a fixed thermal and adjustable magnetic trip mechanism. Designed for unit mount configurations, it installs into Siemens P4 and P5 panelboards, plus SB1, SB2, and SB3 switchboards. Line and load lugs are included for up to 500 kcmil conductors. With a 65kAIC rating at 480VAC, the HLD6 frame ensures robust fault clearing and carries a HACR rating.

Specifications

Key specifications
Brand Siemens
Part Number HLD63B600
Series HLD6
Amperage 600A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 35kA @ 600VAC, 35kA @ 250VDC
Fit and installation
Frame Type HLD
Terminal Type Lugs
For Use With Siemens Sentron Panelboards (Type P4, P5), Switchboards (SB1, SB2, SB3), Enclosures
Wire Gauge (2) 3/0 AWG - 500 kcmil (Cu) or (2) 4/0 AWG - 500 kcmil (Al)
Max Wire 500 kcmil
Min Wire 3/0 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator
Accessories Line and Load Lugs Included
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CSA, IEC, UL
Temp Rating 40C
Construction Features HACR Rated, High Interrupting Capacity, Interchangeable Trip Unit

Product FAQs

5 answers
What panelboards and switchboards are compatible with the HLD63B600?

This breaker is designed for use in Siemens Sentron Type P4 and P5 panelboards, as well as SB1, SB2, and SB3 switchboards.

What wire sizes do the standard lugs on the HLD63B600 accept?

The included TA2J6500 lugs accept two 3/0 AWG to 500 kcmil copper conductors or two 4/0 AWG to 500 kcmil aluminum conductors per phase.

Can the Siemens HLD63B600 be reverse fed?

No. Because the HLD63B600 features an interchangeable trip unit, it is marked with LINE and LOAD designations and cannot be reverse fed. For reverse feed applications, a non-interchangeable trip version is required per UL 489 and CSA C22.2 No. 5 standards.

How does the adjustable magnetic trip function on this 600A breaker?

The thermal trip is fixed at 600 amps for overload protection, while the magnetic instantaneous trip can be adjusted to coordinate with downstream devices and prevent nuisance tripping during short-term inrush currents.

Can I use the Siemens HLD63B600 to replace an older I-T-E breaker?

Yes, the Siemens HLD63B600 is a direct replacement for legacy I-T-E HLD63B600 circuit breakers, as they share the same physical dimensions and LD frame design.

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