Siemens RXD63B160 Molded Case Circuit Breaker
- 1600A
- 3 Pole
- Unit Mount
Quantity
Siemens RXD63B160 - 1600A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Built to handle massive electrical demands, this 1600-amp molded case breaker provides robust long-time and instantaneous protection. The three-phase R-Frame design serves critical industrial infrastructure. Utilizing a unit-mount configuration, the device secures into Siemens SB1, SB2, and SB3 switchboards. It requires separate lug kits for wire termination, allowing engineers to customize connections. The trip unit boasts an adjustable magnetic response and achieves a 65kAIC rating at 240VAC.Specifications
| Brand | Siemens |
|---|---|
| Part Number | RXD63B160 |
| Series | RXD |
| Amperage | 1600A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 600VAC, 250VDC, 500VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 50kA @ 480VAC, 25kA @ 600VAC, 30kA @ 250VDC, 25kA @ 500VDC |
| Frame Type | RD |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens Switchboards (SB1, SB2, SB3) |
| 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, Alarm Switch, Undervoltage Release, Lug Kits |
|---|---|
| Accessories | Lugs Not Included |
| Standards | CSA C22.2 No. 5.1, HACR, IEC 60947-2, UL 489 |
| Approval | CE, CSA, NOM, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Non-Interchangeable Trip |
Product FAQs
6 answersDoes the RXD63B160 come with lugs installed from the factory?
No, this breaker is supplied without lugs. You must purchase separate lug kits, such as the TA5P600 or TC5R600, for line and load wire termination.
What type of switchboards accept this circuit breaker?
This unit mount breaker is designed to integrate directly into Siemens SB1, SB2, and SB3 switchboard configurations.
Can this breaker be used in DC voltage applications?
Yes, the RXD63B160 supports DC power systems. It provides an interrupting capacity of 30kAIC at 250VDC and 25kAIC at 500VDC.
How is the trip unit configured on this model?
It features a non-interchangeable thermal magnetic trip unit. The thermal response for overload protection is fixed, while the magnetic response for short circuit protection is adjustable.
Is the RXD63B160 part of a current or legacy breaker series?
This model is an RD frame breaker belonging to the legacy Siemens Sentron R Frame family. It is typically used to service and maintain existing industrial infrastructure.
Is this circuit breaker HACR rated?
Yes, it is HACR rated, meaning it is approved for use with commercial heating, air conditioning, and refrigeration equipment.
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