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Siemens HHFD63B225 Molded Case Circuit Breaker

  • 225A
  • 3 Pole
  • Unit Mount
Siemens HHFD63B225
Molded Case Circuit Breaker
Brand Siemens
SKU HHFD63B225
Select Item Condition
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  • 225A
  • 3 Pole
  • Unit Mount

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Siemens HHFD63B225 3 Pole Circuit Breaker

Siemens HHFD63B225 - 225A 3 Pole Molded Case Circuit Breaker

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$2,282.21 In Stock

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Description

A heavy-duty solution for commercial facilities, the Siemens HHFD63B225 is a 3-pole, 225A MCCB providing essential overcurrent mitigation. This FD frame breaker utilizes a unit-mount design for integration into Siemens Sentron enclosures. Modern upgrades utilize the 3VA5222-7EC31-0AA0 substitute, requiring a specific retrofit kit for panelboard mounting. Featuring extra-high interrupting capacity, it achieves 100 kAIC at 480VAC with fixed thermal and adjustable magnetic trip settings.

Specifications

Key specifications
Brand Siemens
Part Number HHFD63B225
Series HHFD6
Amperage 225A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC
Phase 3
AIC Rating 200kA @ 240VAC, 100kA @ 480VAC, 25kA @ 600VAC
Fit and installation
Frame Type HHFD
Terminal Type Lugs
For Use With Siemens Sentron Panelboards, Switchboards, Enclosures
Wire Gauge 6 AWG - 350 kcmil (Cu), 4 AWG - 350 kcmil (Al)
Max Wire 350 kcmil
Min Wire 6 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, Alarm Switch, Undervoltage Release, Motor Operator, Rotary Handle
Accessories Line and Load Lugs
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval CSA, IEC, UL
Temp Rating 40C
Construction Features HACR Rated, Current Limiting, Extra High Interrupting Capacity, Interchangeable Trip Unit

Product FAQs

5 answers
What panelboards are compatible with the HHFD63B225?

This FD-frame breaker is designed for installation in Siemens Sentron P1, P2, and P3 panelboards, as well as compatible switchboards and motor control centers.

What lug kit is used with the HHFD63B225?

The standard line and load lug kit for this 225A breaker is the TA1FD350A. It accepts 6 AWG to 350 kcmil copper or aluminum wire.

What is the magnetic trip adjustment range for this 225A breaker?

The instantaneous magnetic trip on the HHFD63B225 can be adjusted from 1100A to 2500A, allowing you to fine-tune protection and improve system coordination.

Can the Siemens HHFD63B225 be reverse fed?

Yes, Siemens FD-frame thermal-magnetic molded case circuit breakers are suitable for reverse feed applications.

What is the difference between the HFD63B225 and the HHFD63B225?

The difference lies in their interrupting capacity. The HFD63B225 is rated for 65kAIC at 480VAC, while the HHFD63B225 features an extra-high interrupting capacity of 100kAIC at 480VAC.

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