Description
The Siemens LXD63B600H is a 3-pole molded case circuit breaker designed for dependable protection in low-voltage power distribution systems. Featuring a thermal-magnetic trip unit, it delivers consistent performance with a 600A current rating and up to 600VAC operating voltage. This breaker provides high interrupting capacity, ensuring safe and efficient circuit protection for industrial and commercial applications.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Siemens |
| Category |
Circuit Protection |
| Part Number |
LXD63B600H |
| Subcategory |
Molded Case Circuit Breaker |
| Series |
Sentron |
| Type |
LXD6 Low Voltage |
| Frame |
LD Frame |
| Amperage Rating |
600 A |
| Voltage Rating |
600 VAC |
| Interrupt Rating |
25kA@600V, 35kA@480V |
| Poles |
3 |
| Phase |
3 |
| Protection Type |
Thermal Magnetic |
| Trip Functions |
Long-Time, Short-Time, Instantaneous |
| Connection Type |
Bolt-On |
| Mounting Type |
Bolted-On |
| Wire Size |
3/0 AWG – 500 kcmil |
| Temperature Rating |
40 °C |
| Compliance Standards |
UL 489, IEC 60947-2, CSA |
| Dimensions (W x H x D) |
7.5 x 11 x 4 in |
| Weight |
18 lb |
Information About
LXD63B600H
The LXD63B600H is part of Siemens’ Sentron Series of molded case circuit breakers, engineered for precision and durability in demanding electrical environments. Built with a robust LD frame, it meets UL 489 and IEC 60947-2 standards for global compliance. The breaker supports bolt-on connections and is rated for 100% continuous operation at 40°C, ideal for use in panelboards, switchboards, and industrial control systems. Its thermal-magnetic trip mechanism provides long-time, short-time, and instantaneous protection functions, ensuring safe overload and short-circuit protection across 3-phase systems.
Key Features:
- High Current Rating: Supports 600A continuous current at 600VAC for heavy-duty power circuits.
- Thermal-Magnetic Trip Unit: Ensures precise overload and short-circuit protection under varying load conditions.
- Standard LD Frame: Offers proven performance and mechanical strength for industrial installations.
- Interrupting Capacity: Rated at 25kAIC @ 600V and 35kAIC @ 480V for secure fault current interruption.
- 100% Rated Breaker: Maintains full load capacity without derating at 40°C ambient temperature.
- Bolt-On Mounting: Simplifies installation with reliable, vibration-resistant mounting configuration.
- Compliance: Meets UL 489 and IEC 60947-2 standards for global electrical safety requirements.
- Compact Design: Optimized dimensions of 7.5 x 11 x 4 inches for space-efficient installation.
The LXD63B600H delivers the reliability and precision required for demanding power distribution and protection systems in industrial and commercial environments.
