Eaton Bussmann TCF400 400A 600VAC/300VDC Class CF Indicating CUBEFuse
● LT: 4-6w400A Low-Peak Class CF time-delay CUBEFuse, indicating, rated 600VAC/300VDC.
Rated Current400A
Rated Voltage600V AC / 300V DC
Breaking Capacity200kA RMS symmetrical at 600VAC / 100kA at 300VDC
PackageA × B × C: 4.25 (108) × 3.46 (88) × 1.69 (43) in (mm); D: 1.47 (36); E: 0.86 (21.5)
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Part NumberTCF400BrandBussmannRequested Qty100
The Eaton Bussmann Low-Peak TCF400 is a 400A indicating UL Class CF branch-circuit fuse. Its dual-element, current-limiting, time-delay construction provides Class J electrical performance, with a minimum 10-second operating time at 500% of rated current. Rated 600VAC and 300VDC for motor circuits, industrial control panels and machinery disconnect applications.
Technical Specifications
- Part Number
- TCF400
- Manufacturer Part Number
- TCF400
- Series
- Low-Peak CUBEFuse
- Fuse Type
- Current-Limiting Dual-Element Branch-Circuit Fuse
- Current Rating
- 400A
- Voltage Rating
- 600V AC / 300V DC
- AC / DC
- AC · DC
- Breaking Capacity
- 200kA RMS symmetrical at 600VAC / 100kA at 300VDC
- I²t
- See official current-limitation curves
- Operating Temperature
- -40°C to +80°C (-40°F to +176°F)
- Package / Dimensions
- A × B × C: 4.25 (108) × 3.46 (88) × 1.69 (43) in (mm); D: 1.47 (36); E: 0.86 (21.5)
- Mounting
- Plug in
- Application
- Branch Circuit Protection · Fused Disconnects · Industrial Control Panels · Machinery Disconnects · Motor Circuits
- Standard
- CSA C22.2 No. 248.17 · UL 248-17
- Terminal Type
- Blade end
- Fuse Speed
- Time Delay
- Utilization Class
- Class CF
- Approvals
- CSA · cULus · RoHS
- Certifications
- cULus Listed (JDDZ.E4273) · CSA Certified · RoHS Compliant
- Reference Lead Time
- 4-6 weeks
- Fuse indicator
- Indicating; Response: minimum 10 s at 500% rated current; Carton quantity: 1; Carton weight: 1.23 lb (0.56 kg); Watts loss at rated current: 35.2 W; Finger-safe status depends on the final installation; 110-400A ratings require accessory shrouds. Source: Eaton Technical Data 9000, July 2023.
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