Engineered for commercial power distribution, the Siemens HFD63B080 is a 3-pole, 80A molded case circuit breaker. It belongs to the Sentron FD frame family for heavy-duty systems. This bolt-on unit installs into Siemens Sentron panelboards, switchboards, and motor control centers. It includes load side lugs and supports interchangeable trip units. Rated 65kAIC at 480V, it utilizes fixed thermal and adjustable magnetic trip technology. The breaker is HACR rated for HVAC applications.
CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489
Approval
CE, CSA, UL
Temp Rating
40C
Construction Features
HACR Rated, Interchangeable Trip Unit, Trip-Free Mechanism, Quick-Make/Quick-Break
Product FAQs
5 answers
Can I install the HFD63B080 in a standard residential load center?
No, this FD frame breaker is designed for commercial and industrial distribution equipment, specifically Siemens Sentron panelboards, switchboards, and motor control centers.
What does the H in the HFD63B080 catalog number indicate?
The H designates this as a high-interrupting circuit breaker within the Siemens FD frame family, providing a 65kAIC rating at 480VAC.
Which replacement lug kit fits the HFD63B080 and what wire sizes does it accept?
The standard replacement lug kit for this Siemens FD frame breaker is catalog number TA1FD350A. It accepts 6 AWG to 350 kcmil copper wire and 4 AWG to 350 kcmil aluminum wire.
Which parameters of the HFD63B080 trip unit can be adjusted in the field?
Only the magnetic trip setting for short circuit protection is adjustable. The thermal setting for overload protection is fixed.
Is the HFD63B080 suitable for use with heating and air conditioning equipment?
Yes, this breaker is HACR rated, making it suitable for use with heating, air conditioning, and refrigeration applications.
SuperClub
Join free. Get 500 SuperPoints.
Earn points on eligible purchases and redeem them at checkout.
We source obsolete and hard-to-find parts every day.
Shipping
Free Shipping Policy
Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.
We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.
Expedited Shipments
Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.
International Shipping
All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.