We source directly from Eaton - 100% genuine, new-in-box certified parts.
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Eaton / Moeller Series
The Eaton KES3250LSIG molded case circuit breaker is a K-Frame, 3-pole unit equipped with a Digitrip RMS 310+ LSIG trip unit for comprehensive protection. It offers independently adjustable short-time pickup with I²t short delay, ground fault pickup, and long-time settings for precise system coordination. Rated at 250 A continuous, the breaker operates at up to 600 VAC with an interrupting capacity of 35 kAIC at 480 VAC. Interchangeable trip units, ground fault alarm/trip, and zone selective interlocking are supported. Certified to UL 489 and CSA standards, it provides robust protection in commercial and industrial applications.
Country of Origin: DE
We source directly from Eaton - 100% genuine, new-in-box certified parts.
| Manufacturer | Eaton |
|---|---|
| Model | KES3250LSIG |
| Frame Size | K |
| Series | C |
| Breaker Type | Molded Case Circuit Breaker |
| Trip Unit | Digitrip RMS 310+ LSIG |
| Application | Commercial / Industrial Power Protection |
| Certifications | UL 489, CSA |
| Number of Poles | 3 |
|---|---|
| Amperage | 250A |
| Voltage Rating | 600 VAC |
| Interrupting Capacity @ 480 VAC | 35 kAIC |
| Long-Time Pickup | Adjustable, 55–250A |
| Short-Time Pickup | 2× to 12× Ir, Independently Adjustable |
| Short-Time Delay | I²t Adjustable |
| Ground Fault Pickup | 50–400A, Adjustable |
| Instantaneous Trip | Maintenance Mode, Fixed 2.5× In |
| Terminals | Standard |
| Dimensions (W × H × D) | 5.50″ × 10.13″ × 4.10″ |
| Weight | Approx. 17 lbs (typical K-frame) |
| Setting Type | Range |
|---|---|
| Long Delay Pickup (Ir) | 55–250A |
| Long Delay Time (tLD) | 2, 4, 7, 10, 12, 15, 20, 24 seconds |
| Short Delay Pickup (ISD × Ir) | 2× to 12× Ir |
| Short Delay Time | I²t Adjustable |
| Ground Fault Pickup (Ig × In) | 50–400A (6 positions) |
| Instantaneous Maintenance Mode | Fixed at 2.5× In |
| Zone Selective Interlocking | Yes |
Doing business with KM Parts has been a game-changer for our company. Their vast inventory and prompt same-day shipping have significantly minimized our downtime. The team's expertise and willingness to go the extra mile have made them an invaluable partner in our industrial automation needs.
We only sell authorized Eaton/Moeller parts. No knock-offs, no used parts, all warrantied. As the largest authorized stocking USA distributor representing Eaton/Moeller, we’re here to help your company run smoothly, with the best parts available, at competitive pricing, and with minimal downtime.
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