A drop-in replacement for legacy systems, the Eaton HQNPA3060 restores power without panel upgrades. This 3-pole, 60A breaker is engineered for older Westinghouse and Cutler-Hammer Quicklag load centers. It installs seamlessly into existing plug-on panelboards, providing an exact match for original equipment rather than using the newer HQP3060 substitute. Rated at 10kAIC at 240VAC, it utilizes proven thermal-magnetic trip technology and is HACR rated for HVAC applications.
Westinghouse/Eaton Quicklag Load Centers and Panelboards
Wire Gauge
14-4 AWG (Cu/Al)
Max Wire
4 AWG
Min Wire
14 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
Padlock Attachment, Handle Lock
Standards
CSA C22.2 No. 5, UL 489
Approval
CSA, UL
Temp Rating
40C
Construction Features
HACR Rated, Common Trip
Product FAQs
6 answers
Which panelboards are compatible with the HQNPA3060 circuit breaker?
This breaker is engineered for legacy Westinghouse and Cutler-Hammer Quicklag load centers, specifically fitting Type P and PL plug-on panelboards.
Is there a modern cross-reference for the legacy HQNPA3060?
Yes, the newer Eaton HQP3060 serves as a direct substitute. However, installing the HQNPA3060 provides an exact match for original equipment in older Quicklag panels.
How does this breaker mount into the load center?
The HQNPA3060 utilizes a plug-on mounting design, allowing it to snap securely into the bus bar of compatible Quicklag panels.
How does the thermal-magnetic trip mechanism operate in this breaker?
The fixed thermal element provides long-time protection against sustained overloads, while the magnetic instantaneous element quickly clears severe short circuits.
What are the wiring requirements for the HQNPA3060 terminals?
The breaker is equipped with box lugs that accept 14 AWG to 4 AWG copper or aluminum conductors. Ensure proper torque is applied during installation to maintain a secure connection.
Is the HQNPA3060 approved for use with HVAC equipment?
Yes, this breaker is HACR rated, meaning it is tested and approved for safe operation with heating, air conditioning, and refrigeration systems.
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