Eaton TCF70 Fuse - UL Listed Class CF, CSA Certified
Part Number: TCF70
Quick Summary
Eaton TCF70 fuse is a time-delay Class CF protection device designed for industrial control panels. Choosing the wrong fuse can cause nuisance trips during motor inrush or leave critical loads underprotected. UL Listed, CSA Certified, and CE RoHS compliant markings ensure regulatory and safety compliance across global sites. Mounted on a 35 mm DIN rail with blade-end connections, it features finger-safe construction and an integral indicator for quick fault location. Together, these attributes translate to lower downtime, improved uptime, and simpler procurement and stocking for panel builders and automation integrators. The device is rated for 600 Vac and 300 Vdc operation with 70 A rating, aligning with common industrial power architectures.
Product Information
Extended Description
TCF70 Eaton: Eaton Bussmann Series Class CF fuse, TCF, time-delay, dual-element current limiting cube fuse, 70 A, indicating fuse, interrupting rating of 100 kA at 300 Vdc and 300 kA at 600 Vac
Product Name
Eaton Bussmann series TCF fuse
Catalog Number
TCF70
UPC
051712618151
EAN
5027590247573
Product Length/Depth
3.01 in
Product Height
2.125 in
Product Width
1 in
Product Weight
0.284 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Certifications
UL Listed CSA Certified
Amperage Rating
70 A
Frequency rating - max
60 Hz
Frequency rating - min
50 Hz
Interrupt rating
300 kAIC at 600 Vac 100 kAIC at 300 Vdc
Response time
10 sec at 500%
Voltage rating
600 Vac, 300 Vdc
Color
Black
Fuse type
Class CF Time delay
Material
Glass filled PES
Number of elements
Dual
Packaging type
Standard
Class
Class CF
Connection
Blade end
Fuse indicator
With Indicator
Mounting method
Chassis 35 mm DIN rail
Special features
Finger safe
Used with
TCFH30N, CCP2-3-30CF
Low Voltage Branch Circuit Fuse Chapter
Low Voltage Branch Circuit Fuse Chapter
RoHS Search Tool
The Power of Space
The Power of Space
Bussmann series UL Class CF CUBEFuse data sheet no. 9000
Feature is a time-delay Class CF fuse that tolerates motor inrush, reducing nuisance trips while preserving circuit protection. Business impact is smoother start-ups and lower downtime, applied to motor starters, drives, conveyors, and other equipment with high inrush demands. The second feature is a 70 A rating with a wide voltage window of 600 Vac and 300 Vdc, enabling a single protective device to cover mixed AC/DC control circuits and simplifying panel design and stocking. The third feature is dual-element, current-limiting cube construction with an interrupt rating of 300 kAIC at 600 Vac and 100 kAIC at 300 Vdc, delivering fast fault interruption for high-energy faults and enhancing machine safeguarding. The fourth feature is blade-end connections on a compact 3.01 in L, 2.125 in H, 1 in W package, facilitating straightforward DIN rail installation and quick part replacement in confined control cabinets. The final feature is finger-safe housing with an indicator, plus 35 mm DIN rail mounting and compatibility with devices like TCFH30N and CCP2-3-30CF, delivering safer maintenance, rapid fault diagnosis, and reduced field service time.
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FAQs
The TCF70 is designed for chassis mounting on a 35 mm DIN rail with blade-end connections. It also features a finger-safe housing and an integral indicator to simplify fault location. This combination supports quick installation in compact control panels and reduces field wiring complexity for standard cabinet builds.
The TCF70 provides a 70 A amperage rating with a voltage rating of 600 Vac and 300 Vdc. It offers an interrupt rating of 300 kAIC at 600 Vac and 100 kAIC at 300 Vdc, along with a time-delay characteristic suitable for motor and inrush protection in industrial environments.
Yes. The TCF70 supports both AC and DC applications, with voltage ratings of 600 Vac and 300 Vdc. Its Class CF time-delay design and dual-element construction make it well-suited for protecting motors and power circuits in mixed AC/DC panels while maintaining fast fault clearing.
The TCF70 is UL Listed and CSA Certified, and it carries CE marking with RoHS compliance. These certifications support regulatory compliance across global facilities and help streamline procurement for certified electrical protection devices.
With an integral indicator and finger-safe housing, the TCF70 enables rapid fault identification and safer handling during servicing. DIN rail mounting and blade-end connections simplify replacement, reducing field labor time and spare-part inventory, while its high interrupt rating enhances protection against costly faults.