What is the interrupting rating?
10 kA at 240 V AC
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Siemens
QJ23B200
Siemens
The QJ23B200 is a Type QJ2 molded case circuit breaker engineered for low-voltage distribution up to 240 VAC. Rated 200 A with a 10 kA interrupting capacity, it uses a thermal-magnetic trip providing long-time and instantaneous protection (LI) for reliable coordination. The unit is a 3‑pole, HACR-rated breaker suitable for general-purpose applications and three-phase systems, featuring a toggle actuator and load-lug connections. It accommodates a wide conductor range from 6 AWG to 300 kcmil copper and 4 AWG to 300 kcmil aluminum, supporting versatile installation needs. The breaker’s compact frame (QJ2/225A) is specified for 50/60 Hz systems and a 40°C temperature rating. Dimensions are approximately 7 in L x 5 in W x 4 in H, facilitating standard panel integrations. This device is intended for professionals managing power distribution, offering dependable protection, straightforward mounting, and compatibility within Siemens QJ platforms.
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New
Never Used
Used
FNFP
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Clear DOA boundary
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10 kA at 240 V AC
Yes, it is a 3-pole device
Thermal-magnetic with long-time and instantaneous (LI)
6 AWG–300 kcmil copper and 4 AWG–300 kcmil aluminum
240 VAC, 50/60 Hz