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Siemens HHED62B045 Molded Case Circuit Breaker

  • 45A
  • 2 Pole
  • Bolt-On
Siemens HHED62B045
Molded Case Circuit Breaker
Brand Siemens
SKU HHED62B045
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  • 45A
  • 2 Pole
  • Bolt-On

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Siemens HHED62B045 2 Pole Circuit Breaker

Siemens HHED62B045 - 45A 2 Pole Molded Case Circuit Breaker

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$569.80 In Stock

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Description

Built for industrial power distribution, the Siemens HHED62B045 is a 45A, 2-pole molded case circuit breaker. It utilizes thermal-magnetic trip technology to protect commercial electrical systems. This ED-frame breaker mounts into Siemens Sentron P1, P2, and P3 panelboards. For future upgrades, Siemens replaces this unit with the 3VA5145-6EC21-0AA0, which needs an adapter kit for older panels. It delivers an extra high interrupting capacity of 65kA at 480VAC and includes load side lugs.

Specifications

Key specifications
Brand Siemens
Part Number HHED62B045
Series HHED6
Amperage 45A
Poles 2
Mounting Style Bolt-On
Voltage 600VAC, 250VDC
Phase 1
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 30kA @ 250VDC
Fit and installation
Terminal Type Lugs
For Use With Siemens Sentron Panelboards (P1, P2, P3), Switchboards, Enclosures
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 Side Lugs Included
Standards CSA C22.2 No. 5, NEMA AB-1, UL 489
Approval CSA, HACR, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip, Extra High Interrupting Capacity

Product FAQs

7 answers
Which panelboards are compatible with the HHED62B045 circuit breaker?

This ED-frame breaker is designed for bolt-on installation in Siemens Sentron P1, P2, and P3 panelboards, as well as compatible Siemens switchboards and enclosures.

Can the HHED62B045 be used to upgrade standard ED4 or ED6 breakers?

Yes. Because it shares the standard ED-frame footprint, the HHED62B045 can replace ED4, ED6, HED4, or HED6 breakers in applications that require an extra-high interrupting capacity.

What does the HH prefix in the HHED62B045 catalog number mean?

The HH indicates that this is an extra-high interrupting capacity breaker. It is rated to safely clear faults up to 65kA at 480VAC and 100kA at 240VAC, which is significantly higher than standard ED-frame models.

Does the HHED62B045 support direct current (DC) systems?

Yes, this breaker is rated for DC applications up to 250VDC, providing an interrupting capacity of 30kA at that voltage.

What wire sizes are accepted by the terminals on the HHED62B045?

The breaker's standard lugs are designed to accept either copper (Cu) or aluminum (Al) wire ranging from 10 AWG to 1/0 AWG.

Are the trip settings on the HHED62B045 adjustable?

No, this breaker features a fixed thermal-magnetic trip unit. Both the long-time (overload) and instantaneous (short-circuit) trip functions are factory-set and non-adjustable.

What type of circuit protection does the HHED62B045 provide?

It utilizes a thermal-magnetic trip mechanism to provide two-part protection: a thermal element for sustained overloads (Long-Time) and a magnetic element for immediate short-circuit faults (Instantaneous).

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