Siemens Sentron E12HHJXD63B300 Type HHJXD6 Low Voltage Molded Case Circuit Breaker, 600 VAC, 300 A, 50 kA Interrupt, 3 Poles, ThermalMagnetic Trip

The Siemens Sentron E12HHJXD63B300 is a Type HHJXD6 low voltage molded case circuit breaker, suitable for 600 VAC and 300 A, with a 50 kA interrupt capability across 3 poles and a thermal/magnetic trip mechanism. Available in a JD frame, it accommodates wire sizes from 3/0 AWG to 500 kcmil or 4/0 AWG to 500 kcmil and is enclosed in a NEMA 12 housing. Dimensions are 47 inches in length, 22 inches in width, and 12 inches in height; it operates effectively within a temperature range of -25 to 75 degrees Celsius. Installation is straightforward, sans lugs, with field-installable external accessories enhancing flexibility. The circuit breaker delivers excellent performance in commercial and industrial applications, offering series-connected short circuit ratings without compromising safety. Notably, this model affirms reliability with its extra high breaking capacity, aligning with procurement standards while adhering to concise classifications under UNSPSC code 39121601. This circuit breaker, provided by Agilix Solutions as an authorized distributor of Siemens, is optimized for use in critical environments where consistent operation under demanding conditions is paramount.

Siemens Sentron™ series circuit breakers have a long history of excellent performance in both the commercial and industrial market segments, they are tried and true in the most critical applications. Siemens Sentron™ series circuit breakers are available in nine frame sizes from 125 A to 2000 A.