Eaton Bussmann FNQ-R-10 Low Voltage Fuse

Eaton Bussmann FNQ-R-10 High Speed Fuse

summary

The Eaton Bussmann Series Class CC fuse, FNQ-R series, is a time delayed, dual element current limiting fuse. This fuse has set a new standard in the field of circuit protection with its excellent performance and reliability. The following is a detailed introduction about this fuse.

Product Overview

• Model: FNQ-R series
• Category:  Class CC
• Function: Time delay, dual component current limiting.
• Rated current: 10 Amp
• Rated voltage: 600Vac
  
• Breaking capacity: 200kA RMS Symmetric

Core Features

• Time delay: Compatible with the surge characteristics of small control transformers, providing good protection.
• Current limiting function: Provides maximum component short-circuit current protection at Class CC level, quickly responds to short-circuit events, and prevents equipment damage.
  
• Refusal design: It has error prevention function and is matched with corresponding fuse base to prevent the insertion of auxiliary circuit fuses with low rated values.
  
• Dual element design: Combining overload and short circuit protection, providing time delay function, allowing the selection of fuses with rated current close to 1.25 times the motor's full load current (FLA), and providing excellent short circuit protection.
• High breaking capacity: With a breaking capacity of 200kA, it provides high breaking capacity protection for control circuits.

Application Fields

• Line Protection: Suitable for main line protection to ensure circuit safety.
  
• Small control transformer: Provides protection for small control transformers to prevent overload and short circuit.
• Industrial control and branch circuits: Used in industrial control and branch circuits to provide reliable overcurrent protection.

Certification and Compliance

• UL Certification: Compliant with UL 248-4 standard, Class CC, document number E4273.
  
• CSA Certification: Compliant with CSA Class 1422-01 standard, document number 53787-HRC-MSC.
  
• CE certification: Complies with European CE safety standards.
• RoHS Compliance: Compliant with RoHS environmental standards, except for fuses rated at 1/4A.

Summary

The Eaton Bussmann Series Class CC fuse, FNQ-R series, provides advanced protection for various circuits with its time delay and current limiting characteristics. The high breaking capacity and rejection design of this fuse make it an ideal choice for protecting critical circuits. Through UL, CSA, and CE certification, the safety and reliability of the product are ensured.