Circuit protection DNT-O1R Series 160A~1500A 1000V semiconductor equipment protection fuse

Circuit protection DNT-O1R Series

Product description

DNT □ – O1R series semiconductor equipment protection fuse, suitable for AC systems, rated voltage1000V, rated current 160A~1500A, used for short-circuit protection of semiconductor components and their complete equipment.

All performance indicators of the product comply with GB/T 13539.4/IEC 60269-4.

Basic parameters of fuse links

Product model	size	Rated voltage          V	Rated current         A	Rated breaking  capacity    kA
DNT1-O1R-160	1	AC 1000	160	100
DNT1-O1R-200			200
DNT1-O1R-250			250
DNT1-O1R-315			315
DNT1-O1R-350			350
DNT1-O1R-400			400
DNT1-O1R-450			450
DNT1-O1R-500			500
DNT1-O1R-550			550
DNT1-O1R-630			630
DNT2-O1R-350	2		350
DNT2-O1R-400			400
DNT2-O1R-450			450
DNT2-O1R-500			500
DNT2-O1R-550			550
DNT2-O1R-630			630
DNT2-O1R-710			710
DNT2-O1R-800			800
DNT3-O1R-630	3		630
DNT3-O1R-710			710
DNT3-O1R-800			800
DNT3-O1R-900			900
DNT3-O1R-1000			1000
DNT3-O1R-1100			1100
DNT3-O1R-1250			1250
DNT3-O1R-1400			1400
DNT3-O1R-1500			1500

Appearance and installation dimensions

How are semiconductor fuses used in critical applications, such as data centers or medical devices?

 

Semiconductor fuses play a vital role in critical applications like data centers and medical devices, where reliability, safety, and precision are paramount. Their primary function is to protect sensitive electronic components from overcurrent conditions, which can arise due to short circuits, component failures, or power surges. Here’s a closer look at their use in these critical areas:

 

Data Centers

1.Power Supply Protection: Data centers require a stable and reliable power supply to ensure uninterrupted operation. Semiconductor fuses are used in power distribution units, uninterruptible power supplies (UPS), and backup generators to protect against overcurrents that can lead to equipment damage or data loss.

 

2.Server Protection: Servers in data centers are equipped with power supplies that often include semiconductor fuses to protect against internal faults or external power surges.

 

3.Cooling Systems: Modern data centers have sophisticated cooling systems to manage the heat generated by servers. Fuses are used in these systems to protect motors, compressors, and other critical components.

 

4.Fire Risk Mitigation: By rapidly disconnecting the power in case of an overcurrent, semiconductor fuses also play a role in reducing the risk of fire, which is a critical concern for data centers.

 

Medical Devices

 

1.Life-Support Equipment: In critical life-support systems like ventilators, dialysis machines, and heart-lung machines, semiconductor fuses are used to ensure that these devices operate without interruption and are protected against power surges or internal electrical faults.

 

2.Imaging Equipment: Advanced imaging equipment such as MRI machines, CT scanners, and X-ray machines rely on semiconductor fuses for the protection of their high-powered and sensitive electronic components.

 

3.Laboratory Instruments: In clinical and research laboratories, instruments like centrifuges, spectrophotometers, and analyzers use semiconductor fuses for protection against electrical anomalies.

 

4.Portable Medical Devices: Portable devices, including defibrillators, ultrasound machines, and patient monitoring systems, utilize semiconductor fuses due to their compact size and reliable protection capabilities.

 

General Considerations for Critical Applications

Precision and Reliability: In these applications, fuses must operate with high precision and reliability. A false trip can be as problematic as a failure to trip, particularly in life-critical systems.

 

Regulatory Compliance: Medical devices and data center equipment often need to meet stringent regulatory standards. The use of semiconductor fuses can help ensure compliance with these standards, especially regarding electrical safety and reliability.

 

Minimizing Downtime: In both data centers and medical settings, downtime can have serious consequences. Rapid fuse operation in the event of an overcurrent condition can prevent more extensive damage and allow for quicker restoration of normal operations.

 

Safety: Ensuring the safety of patients and personnel in medical settings, and the safety of data and equipment in data centers, is a primary concern. Fuses play a key role in mitigating risks associated with electrical faults.

 

In summary, semiconductor fuses in data centers and medical devices serve the critical function of protecting sensitive and expensive equipment from electrical hazards, ensuring continuous operation, and maintaining safety standards. Their importance in these applications cannot be overstated, given the high stakes involved in terms of human safety, data security, and financial implications.

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