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CQD280
The Siemens CQD280 is a molded case circuit breaker part of the CQD Series, specifically designed to handle electrical systems with a rated current of 80 A. This device operates at a voltage rating of 277/480 VAC and 125/250 VDC, providing efficient circuit protection in both AC and DC applications.
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Technical specifications for CQD280
| Manufacturer | Siemens |
|---|---|
| Product Type | Molded Case Circuit Breaker (MCCB) |
| Product Line | CQD Series |
| Part Number | CQD280 |
| UPC | 783643277700 |
| Rated Current (In) | 80 A |
| Frame Size | 100 A |
| Number of Poles | 2 Poles |
| Rated Voltage (AC) | 277/480 VAC |
| Rated Voltage (DC) | 125/250 VDC |
| Interrupting Capacity (AC) | 14 kAIC at 480/277 VAC |
| Frequency Rating | 50/60 Hz |
| Trip Type | Thermal-Magnetic |
| Mounting Style | DIN Rail Mount |
| Connection Type | Cable in / Cable out |
| Actuator Type | Toggle switch |
The CQD280 circuit breaker by Siemens falls under the CQD Series, known for its reliability and functionality. This molded case circuit breaker boasts a rated current capacity of 80 A, designed to handle electrical loads effectively. It accommodates dual pole configurations and has a robust frame size rated for 100 A.
Voltage compatibility is versatile; it operates under a rated voltage of 277/480 VAC in alternating current and can manage 125/250 VDC for direct current circuits. The unit features an interrupting capacity of 14 kAIC at voltages of 480/277 VAC, indicating its strength in preventing damage due to electrical faults.
Equipped with a thermal-magnetic trip type, the CQD280 accurately monitors and responds to overload and short-circuit conditions, ensuring the safety and integrity of your electrical systems. Meant for standard installations, this breaker is mountable onto DIN rails, which facilitate easy setup in panels or enclosures. Its cable connection design simplifies wiring, with provisions for cable in and cable out.
Furthermore, the actuator is a toggle switch, allowing straightforward operation and manual control over the circuit breaker. Frequency ratings for this unit are accommodating, operating smoothly at both 50 Hz and 60 Hz. The Siemens CQD280 is an essential component, providing robust circuit protection for a myriad of applications.
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