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JD63F400
Siemens' JD63F400 is a molded case circuit breaker belonging to the SENTRON series. This device is specified for a rated current of 400 A and is constructed with a JD frame type, facilitating its robust operation in electrical systems.
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Technical specifications for JD63F400
| Manufacturer | Siemens |
|---|---|
| Product Type | Sentron MCCB (Molded Case Circuit Breaker) |
| Product Line | SENTRON |
| Part Number | JD63F400 |
| Weight | 16.31 lbs (7.40 kg) |
| UPC | 783643213234 |
| Frame Type | JD Frame |
| Rated Current | 400 A |
| Number of Poles | 3 Poles |
| Rated Voltage (AC) | 600 V AC, 50/60 Hz |
| Rated Voltage (DC) | 500 V DC |
| Interrupting Rating | - 240 V AC: 65 kA |
| Trip Unit Type | Fixed Thermal / Adjustable Magnetic |
| Wire Range (Copper) | 3/0 AWG – 500 kcmil |
| Connection Type | Bolt-on |
| Wire Range (Aluminum) | 4/0 AWG – 500 kcmil |
| Standards Compliance | UL 489 / IEC 60947-2 |
The JD63F400 from Siemens is a molded case circuit breaker (MCCB) in the SENTRON product line designed for substantial electrical loads. This model supports a rated current of 400 A and is built with a durable JD frame type. It contains three poles, accommodating high-performance applications in both residential and commercial settings. The breaker operates effectively at rated voltages of 600 V AC, with performance aligned to either 50 Hz or 60 Hz standards, along with a DC voltage rating of 500 V.
The interrupting capability of the JD63F400 is crucial for the protection of electrical circuits. It offers impressive interrupting ratings, which are 65 kA at 240 V AC, 35 kA at 480 V AC, and 25 kA at 600 V AC. This feature contributes extensively to ensuring system safety during fault conditions. In terms of trip unit functionality, it utilizes a fixed thermal and adjustable magnetic trip mechanism, allowing for reliable operation under varying load conditions.
For proper installation, the unit can accommodate wire ranges of 3/0 AWG to 500 kcmil for copper conductors and 4/0 AWG to 500 kcmil for aluminum conductors, utilizing a bolt-on connection type for secure wiring. This model complies with critical standards such as UL 489 and IEC 60947-2, guaranteeing its reliability and safety in electrical distribution systems.
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