Eaton Bussmann Series 170M6812D High-Speed Square Body Fuse, 800A 690V aR, 200 kAIC, Type 170M, DIN 43-620 Blade End, Combination Indicator, 3-Pack

Eaton Bussmann Series 170M6812D High-Speed Square Body Fuse, 800A 690V aR, 200 kAIC, Type 170M, DIN 43-620 Blade End, Combination Indicator, 3-Pack

The Eaton Bussmann series 170M6812D is a high-speed square body fuse designed for the protection of power semiconductors such as thyristors, diodes, and IGBTs. This fuse delivers rapid protection against short circuits and overloads, crucial for safeguarding sensitive and costly power electronic equipment. With a current rating of 800 Amperes, a voltage rating of 690 Volts, and an impressive interrupting rating of 200 kAIC, it offers robust fault current protection for various industrial applications. The "Class aR" designation signifies excellent behavior in terms of arc energy limitation and protection for semiconductor devices.

Manufacturer Information:

• Manufacturer: Eaton (Bussmann Series)
• Part Number: 170M6812D
• Product Type: High-Speed Square Body Fuse
• Key Parameters:
  • Voltage Rating: 690 V (AC/DC)
  • Current Rating: 800 A
  • Interrupting Rating (AIC): 200 kA (200,000 Amperes)
  • Fuse Class/Type: Class aR (Arc limiting, fast acting for semiconductor protection)
  • Body Style: Square Body, referred to as Type 170M
• Physical Characteristics:
  • End Fittings: DIN 43-620 Blade End (both ends). This standard specifies the dimensions and characteristics of blade-type contacts for industrial fuses.
  • Indicator: Combination fuse status indicator (typically a visual indicator pin that pops out upon fuse operation, or a microswitch-activable indicator).
• Application: Primarily used for the protection of:
  • Power Semiconductors: Thyristors, Diodes, IGBTs, MOSFETs.
  • Motor Drives: AC and DC variable speed drives.
  • UPS Systems: Uninterruptible Power Supplies.
  • Inverters and Converters: For renewable energy, industrial processes, etc.
  • Rectifiers: Industrial rectifiers.
  • Soft Starters: Motor soft starter circuits.
• Features:
  • High Speed Protection: Extremely fast clearing times minimize damage to protected components during overload or short-circuit events.
  • Excellent Arc Energy Limitation: "aR" class fuses are designed to limit the amount of energy released during a fault, crucial for protecting sensitive electronics.
  • Dual-Purpose Protection: Offers both overload and short-circuit protection for power semiconductors.
  • Visual Status Indication: The combination indicator provides immediate visual confirmation of fuse operation, aiding in quick troubleshooting and maintenance.
  • Standardized DIN Blade Ends: Ensures compatibility and easy installation in fuse holders designed for DIN 43-620 standards.
  • High Interrupting Capacity: Capable of safely clearing high fault currents, enhancing system safety and reliability.
• Package Quantity: 3 Pieces