Mersen A110URD73TTI1000 - TTI Fuse 1000A (1100V 120kA AIC)

Mersen A110URD73TTI1000 is a low-voltage current-limiting fuse designed for high-performance circuit protection in demanding industrial applications. It features a 1000A current rating and 1100V voltage rating with exceptional 120kA interrupting capacity at full voltage. The square body construction with tapped US connections provides robust physical characteristics suitable for industrial environments. This fuse meets industry standards for high-speed protection with its aR class rating and AR velocity operation. Typical applications include protection of transformers, capacitors, and other electrical equipment in industrial power distribution systems.

Key Features & Specifications

• Type: PSC Square Body TTI current-limiting fuse
• Voltage Rating: 1100V AC
• Current Rating: 1000A
• Dimensions: Square body configuration
• Standards: aR class rated for full-range protection
• Applications: Industrial power distribution, transformer protection, capacitor banks
• Switch Type: Not applicable
• Configuration: Square body
• Coil Voltage Maximum: Not applicable
• Temp Rating: Standard industrial temperature range
• Shipping Dimensions: Standard industrial packaging
• Phase: Multi-phase compatible
• Voltage: 1100V
• Amperage: 1000A
• AIC rating: 120kA@1100V
• Connection: Tapped US
• Poles: Single pole
• Protection: Current-limiting, high-speed
• Functions: Overcurrent and short-circuit protection
• Frame Size: Standard square body
• Trip Type: Not applicable
• Panel Type: Industrial power distribution
• Breaker Type: Not applicable
• Control Voltage Minimum: Not applicable
• Control Voltage Maximum: Not applicable
• MCM Size: Not applicable
• Metal Type: Not specified
• Panel Style: Industrial
• Bus Type: Compatible with standard bus systems
• Fuse Class: aR
• Insulation Temperature: Standard industrial rating
• Inductance: Low inductance design
• Impedance: Current-limiting characteristics
• Barrels: Not applicable
• Class Rating: aR
• Diameter: Square profile
• Velocity: AR (Very Fast Acting)
• Clip Center: Standard industrial spacing
• Clas: aR
• Mounting: Standard fuse holder/compatible base
• Hz: 50/60 Hz
• Coil Material: Not applicable
• Horse Power: Not applicable
• Aux Contacts: Not applicable
• CPT: Not applicable
• Full Load Amps: 1000A
• Dist Voltage: 1100V
• Bucket Size: Not applicable
• Bucket Style: Not applicable
• Bucket Type: Not applicable
• Full Load Amp Maximum: 1000A
• Full Load Amp Minimum: Not applicable
• Enclosure: Not included
• Relay Style: Not applicable
• Coil Voltage Minimum: Not applicable
• Wire: Not included
• Amperage Maximum: 1000A
• Amperage Minimum: Not applicable
• Nema Rating: Industrial grade
• Switch Style: Not applicable
• Wire Size: Not applicable
• Certification: Industrial standards compliant
• Circuit Breaker Mounting Style: Not applicable
• Terminal Connection: Tapped US
• Frequency Rating: 50/60 Hz
• Phase Connection: Multi-phase compatible
• Standards: Industrial protection standards
• Compatible Frames: PSC Square Body systems
• Installation Type: Industrial power distribution
• Item QTY: Single unit
• Nema Starter Size: Not applicable
• Breaker Frame: Not applicable
• Current Rating: 1000A
• Reverse Standoff Voltage: Not applicable
• Watts: Not applicable
• Peak Pulse Current: 120kA
• Breakdown Voltage (MIN VBR@IT ) (V): 1100V
• Breakdown Voltage (VBR@IT) (V): 1100V
• Polarity: Not applicable
• Operating Temperature Maximum Celsius: Standard industrial rating
• Max Clamp Voltage: Current-limiting design
• On-State Current: 1000A