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QR23B125
Siemens’ QR23B125 is a molded case circuit breaker designed for efficient load management. This unit supports a rated current of 125 A and operates at a voltage level of 240V AC, ensuring appropriate protection for electrical systems.
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Technical specifications for QR23B125
| Manufacturer | Siemens |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | QR Circuit Breakers |
| Part Number | QR23B125 |
| UPC | 804766136634 |
| Mounting Connection | Bolt-on |
| Trip Unit Technology | Thermal-magnetic |
| Trip Functions | Long-time & instantaneous (LI) |
| Load Terminal Type | Lug terminals |
| Line Terminal Type | Plug-in style |
| System Phase | 3-phase |
| Number of Poles | 3 Poles |
| Rated Current | 125 A |
| Rated Voltage | 240V AC |
| Interrupting Capacity | 10 kA @ 240V AC |
| Reset Action | Manual reset |
| Temperature Reference | 40°C calibration |
The Siemens QR23B125 molded case circuit breaker is specifically engineered for demanding electrical environments. It operates with a rated current of 125 A while supporting a standard voltage of 240V AC. The trip unit employs a thermal-magnetic design, which integrates long-time and instantaneous trip functions, ensuring reliable circuit protection.
The breaker is suitable for three-phase systems and features three poles, facilitating efficient load management across various applications. Connections are straightforward, with bolt-on mounting for secure installation. Load terminals are equipped with lug terminals, while the line side utilizes a plug-in style terminal configuration.
With an interrupting capacity of 10 kA at 240V AC, the QR23B125 promises effective handling of fault conditions. The manual reset function allows for uncomplicated operation following a trip event. Additionally, the unit is calibrated for a maximum ambient temperature of 40°C, ensuring stability and reliability in typical operating conditions. Overall, the QR23B125 serves as a dependable choice for protecting electrical circuits.
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