The Square D HDA260204 is a 2 Pole thermal magnetic molded case circuit breaker with a current rating of 20 Amps and a voltage rating of 600VAC. It has an interrupting rating of 25kAIC at 240VAC. The HDA260204 has an I-Line style plug-in connection type and includes long time and instantaneous trip functions.
HACR Rated, Current Limiting, Non-Interchangeable Trip, Reverse Feed
Product FAQs
8 answers
What panelboards accept the HDA260204 circuit breaker?
This breaker is designed specifically for Square D I-Line panelboards and switchboards. It will not fit in NQ, NF, or standard QO load centers.
How is the HDA260204 installed in the panel?
It utilizes an I-Line plug-on connection for the line side, which mounts directly to the panelboard bus. The load side features mechanical lugs that accept 14 AWG to 3/0 AWG aluminum or copper wire.
What does the 4 suffix in the HDA260204 part number mean?
The 4 at the end of the catalog number indicates the breaker is factory-configured for a BC phase connection on the I-Line bus.
Can the HDA260204 be reverse fed?
No. Because it features a dedicated I-Line plug-on jaw on the line side and mechanical lugs on the load side, this breaker cannot be reverse fed.
What does the D in the HDA260204 catalog number represent?
The D designates the interrupting rating tier for this PowerPacT H-frame breaker. It provides a maximum interrupting capacity of 25kA at 240VAC and 14kA at 600VAC.
Is the HDA260204 rated for 100 percent continuous operation?
No, this thermal-magnetic breaker carries a standard 80 percent continuous current rating.
Are the trip settings adjustable on the HDA260204?
No, this breaker features a thermal-magnetic trip unit with fixed long-time and fixed instantaneous trip functions. It does not have adjustable dials.
Is the HDA260204 suitable for use with heating, air conditioning, and refrigeration equipment?
Yes, this breaker is HACR rated, making it suitable for protecting multi-motor HVAC and refrigeration circuits.
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