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Siemens JXD62B350L Molded Case Circuit Breaker
- 350A
- 2 Pole
- Unit Mount
Siemens
JXD62B350L
Molded Case Circuit Breaker
Brand
Siemens
SKU
JXD62B350L
Quantity
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Siemens JXD62B350L - 350A 2 Pole Molded Case Circuit Breaker
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Description
Designed to simplify wiring, this 350-amp Sentron series breaker comes complete with line and load lugs for 3/0 AWG to 500 kcmil conductors. It fits seamlessly into Siemens P4, P5, S4, and S5 panelboards or standalone enclosures. Delivering 65kAIC at 240VAC, the thermal-magnetic trip unit ensures robust protection for industrial distribution networks. The reverse-feed capable design accommodates versatile mounting orientations before transitioning to the newer 3VA series platform.Specifications
| Brand | Siemens |
|---|---|
| Part Number | JXD62B350L |
| Series | JXD6 |
| Amperage | 350A |
| Poles | 2 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 65kA @ 240VAC, 35kA @ 480VAC, 25kA @ 600VAC, 30kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens Sentron Panelboards (P4, P5, S4, S5), Switchboards, Enclosures |
| Wire Gauge | 3/0 AWG - 500 kcmil (Cu/Al) |
| Max Wire | 500 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment |
|---|---|
| Accessories | Line and Load Lugs Included (TA2J6500) |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CE, CSA, IEC, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip, 2-Pole in 3-Pole Housing |
Product FAQs
7 answersWhat panelboards are compatible with the Siemens JXD62B350L circuit breaker?
This 350A breaker is designed to fit seamlessly into Siemens Sentron P4, P5, S4, and S5 panelboards, as well as compatible switchboards and standalone JD-frame enclosures.
Does the JXD62B350L come with lugs, and what is the wire capacity?
Yes, it includes TA2J6500 line and load lugs. These lugs accommodate copper or aluminum conductors ranging from 3/0 AWG to 500 kcmil.
How does the trip unit operate on the JXD62B350L?
It utilizes a thermal-magnetic trip unit with LI (Long-Time and Instantaneous) functions. The thermal element provides fixed overload protection, while the magnetic instantaneous trip can be adjusted to coordinate with other devices in your distribution system.
Is the Siemens JXD62B350L suitable for reverse-feed applications?
Yes, this breaker is reverse-feed capable. This allows for flexible mounting orientations and wiring configurations within your panelboard or enclosure.
What is the DC voltage rating for the JXD62B350L?
In addition to its AC ratings, this breaker is rated for 250VDC applications, providing an interrupting capacity of 30kAIC for direct current distribution networks.
What frame size does the JXD62B350L use?
It is built on the Siemens JD Frame platform. This ensures it fits standard JD-frame mounting hardware and accepts standard JD-frame accessories like shunt trips or auxiliary switches.
Does the JXD62B350L carry a HACR rating?
Yes, this breaker is HACR rated, meaning it is certified for use with heating, air conditioning, and refrigeration equipment that requires specialized circuit protection.
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