Siemens RXD R-Frame Sentron Circuit Breakers
The Siemens RXD series is an R-Frame 2000A Sentron molded case circuit breaker with non-interchangeable trip unit, rated for 600V and 100kA interrupting capacity. UL listed for reverse-feed applications. Available in 3-pole from 800A to 2000A.
Series Specifications
| Frame | R-Frame 2000A Sentron — 2000A Frame |
|---|---|
| Amperage Range | 800A – 2000A |
| Voltage | 600VAC |
| Poles | 3-Pole |
| Interrupting Rating | 100kA @ 480V |
| Mounting | Bolt-On |
| Trip Type | Electronic Trip |
History and Replacement Context
The RXD series features a non-interchangeable (fixed) trip unit, making it UL listed for reverse-feed applications per UL 489. Represents the largest frame size in the Siemens Sentron non-interchangeable lineup.
Typical Applications
- Main service entrance (large)
- Industrial switchboard mains
- Utility substation feeders
- Large transformer protection
- Reverse-feed applications
Available Catalog Numbers
- RXD63B016 — 1600A, 3 pole, 600V
- RXD63B020 — 2000A, 3 pole, 600V
- RXD63B1600 — 1600A, 3 pole, 600VAC
- RXD63B2000 — 2000A, 3 pole, 600VAC
- RXD3800 — 800A, 3 pole, 600V
- RXD31000 — 1000A, 3 pole, 600V
- RXD31200 — 1200A, 3 pole, 600V
- RXD31600 — 1600A, 3 pole, 600V
- RXD32000 — 2000A, 3 pole, 600V