Jtec489 10kA MCBs

Jtec489 10kA MCBs
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Jtec489 10kA MCBs Jtec489 10kA MCBs Jtec489 10kA MCBs Jtec489 10kA MCBs

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• 10kA Branch Circuit Breakers
• UL 489 Listed (File E255530)
• Current Ratings from 0.2 to 63A
• Trip Curves Z, B, C, K, or D
• Voltage Rating 480Y/277 Vac (up to 32A), 240 Vac (up to 63A)
• DC version available for higher DC voltages (2 Pole up to 250 Vdc)


The Jtec489 is UL Listed as a Branch Circuit Breaker and is therefore able to be used to protect a branch circuit without a backup device. Many applications and other UL Standards insist upon the use of a Branch Circuit Breaker (as opposed to a Supplementary Protector). If you fit the Jtec489 you're covered.


Please download the PDF below for more information.

Benefits of UL489

 The Techna Jtec489 provides many benefits for engineers, designers and installers..

Read more: Benefits of Jtec489

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