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HED43B090
The HED43B090 from Siemens, part of the SENTRON series, is a molded case circuit breaker rated for currents up to 90 A. Operating at a nominal voltage of 480 VAC, this 3-phase breaker is suitable for branch circuit protection and adheres to UL and CSA standards.
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Technical specifications for HED43B090
| Manufacturer | Siemens |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | SENTRON |
| Part Number | HED43B090 |
| UPC | 783643210202 |
| Rated Current | 90 A |
| Poles | 3 Poles |
| Nominal Voltage | 480 VAC |
| Phase | 3-Phase |
| Connection Type | Bolt-On |
| Trip Unit | Long-Time and Instantaneous |
| Load Terminal | Lug |
| Protection Type | Thermal Magnetic |
| Frequency | 50/60 Hz |
| Application | Branch Circuit Protection |
| Standards Compliance | UL 489, CSA 22.2 |
The Siemens HED43B090 circuit breaker is a high-performance molded case solution designed for 3-phase power systems. With a rated current capacity of 90 A, it operates efficiently at a nominal voltage of 480 VAC. This breaker complies with UL 489 and CSA 22.2 standards, making it suitable for critical branch circuit protection.
The HED43B090 incorporates a bolt-on connection mechanism, facilitating simple installation in panel setups. As a device that operates in the frequency range of 50 to 60 Hz, it is versatile enough for a variety of applications. It features three poles, enhancing its functionality in multi-phase setups, and has a trip unit that provides both long-time and instantaneous protection.
Thermal magnetic protection enhances its reliability, ensuring it reacts appropriately to overloads and faults to protect connected circuits. The load terminal is configured with lugs, ensuring a secure and efficient electrical connection. Overall, the Siemens HED43B090 offers robust circuit protection capabilities while adhering to strict safety and performance standards.
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