Designed for commercial distribution, the Square D JDA36200SA is a 200-amp PowerPacT J-Frame MCCB. It delivers robust thermal-magnetic protection with fixed thermal and adjustable magnetic trip settings. This breaker mounts into Square D I-Line panelboards and switchboards. It is an ideal drop-in replacement for older KA36200 units, streamlining maintenance. The SA catalog suffix indicates a factory-installed 120V shunt trip for remote shutdown. It provides an 18kAIC rating at 480V.
What panelboards are compatible with the JDA36200SA circuit breaker?
This I-Line plug-in breaker is designed for use in Square D I-Line panelboards and switchboards.
What does the SA suffix indicate on the JDA36200SA catalog number?
The SA suffix indicates that this breaker includes a factory-installed 120VAC (110 to 130VAC) shunt trip release coil.
Is the trip unit on the JDA36200SA adjustable?
Yes, it features a thermal-magnetic trip unit with fixed thermal protection and an adjustable magnetic trip setting for short-circuit protection.
What wire sizes are accepted by the lugs on the JDA36200SA?
The factory lugs accept aluminum or copper wire ranging from 3/0 AWG to 350 kcmil.
How does the JDA36200SA mount into the panel?
It features an I-Line style plug-in connection, which snaps directly onto the I-Line bus stack in compatible Square D panelboards and switchboards.
Can I use the JDA36200SA to replace a JGA or JJA breaker?
The JDA36200SA has a D interrupting rating (18kA at 480V). It cannot replace G (65kA at 480V) or J (100kA at 480V) breakers if your system requires a higher short-circuit current rating (SCCR). Always verify your required fault rating before substituting.
Does the JDA36200SA provide ground fault protection?
No, this model features standard thermal-magnetic protection (Long-Time and Instantaneous). It does not include integrated ground fault or equipment protection features.
Can the JDA36200SA be used in DC applications?
Yes, this thermal-magnetic breaker is rated for up to 250VDC with an interrupting rating of 20kA.
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Review summary
Customers rate this product 5.0 out of 5 based on 13 reviews.