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7UT5121-4CB01-0AA0/L

SIEMENS 7UT5121-4CB01-0AA0 microprocessor-based differential protection device is a high-performance power system protection device, which is suitable for various industrial control scenarios, and can realize accurate current differential protection and fault detection to ensure the safe and stable operation of the power system.

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Voltage range: 110V ~ 750V Frequency range: 45Hz ~ 65Hz Protection type: Differential protection Measurement accuracy: ± 0.5% Response time: ≤ 10ms Operating temperature: -25 ℃ ~ + 70 ℃ Protection grade: IP65 Communication interface: RS485 SIEMENS 7UT5121-4CB01-0AA0/L differential protection device adopts advanced microprocessor technology, which can monitor the current and voltage changes in the power system in real time, ensure that the power supply can be cut off quickly in case of failure, and avoid equipment damage.Its high-precision measurement capability and fast response mechanism make the device an ideal choice for power system protection. The unit features a rugged design that allows for stable operation in harsh operating environments. Its protection grade reaches IP65, which can effectively prevent dust and water droplets from entering and ensure the reliability of long-term use.In addition, through RS485 interface, users can easily carry out remote monitoring and data transmission, which is convenient for maintenance and management.