Eaton FLB142 TT100 3 Circuit Breaker - Hazardous Locations
Part Number: FLB142 TT100 3
Quick Summary
Eaton FLB142 TT100 3 is a high‑capacity circuit breaker for hazardous-location installations. In hazardous environments, uptime hinges on certified protection that can withstand corrosive atmospheres and demanding temperatures. UL certifications, NEC/CEC compliance, and NEMA ratings 3, 4, 7, 9 provide proven performance across U.S. and Canadian codes. The unit combines thermal-magnetic protection and a TED frame with threaded cover and copper‑free aluminum enclosure to expedite installation, reduce maintenance, and minimize life-cycle costs.
Product Information
Extended Description
FLB142 TT100 3 Eaton: Eaton Crouse-Hinds series FLB circuit breaker, 100A, TED frame type, Thermal magnetic, Threaded cover construction, Copper-free aluminum, General Electric breaker, Three-pole, Non-interchangeable trip, 1-1/2", 480 Vac
Product Name
Eaton Crouse-Hinds series FLB circuit breaker
Catalog Number
FLB142 TT100 3
UPC
782274678788
Product Length/Depth
8.5 in
Product Height
13.38 in
Product Width
9.13 in
Product Weight
44 lb
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 4 7 9
Enclosure
With circuit breaker
Amperage Rating
100 A
Circuit breaker type
Thermal magnetic
Voltage rating
480 Vac
Number of poles
Three-pole
Trade size
1-1/2"
Manufacturer
General Electric
Circuit breaker frame type
TED
Enclosure cover construction
Threaded
Enclosure material
Copper-free aluminum
Special features
Non-interchangeable trip
FLB Series Explosionproof Circuit Breakers catalog page
FLB Explosionproof Circuit Breakers UL certification
FLB Explosionproof Circuit Breakers UL certification
IF 1016 - FLB Series Circuit Breakers
Eaton Specification Sheet - FLB142 TT100 3
The FLB142 TT100 3 delivers reliable overload protection for 100 A circuits in demanding locations. Its thermal-magnetic trip offers fast fault interruption while preventing nuisance trips, reducing unplanned downtime and extending motor and feeder life. The TED frame type provides robust mechanical characteristics, ensuring consistent performance over the product life cycle. A threaded cover construction enables secure enclosure sealing and faster field servicing, minimizing maintenance cycles in harsh environments. Copper-free aluminum enclosure reduces weight and improves corrosion resistance, translating to easier installation and lower handling costs. Certified for hazardous/classified locations with NEC/CEC alignment and a broad NEMA rating, this breaker supports regulatory compliance and safer panel assemblies. Non-interchangeable trip simplifies replacement decisions, helping maintenance teams stock the correct device and avoid miswiring or mismatch concerns. Compatibility with GE components and Eaton’s Crouse-Hinds lineage supports streamlined procurement and retrofit projects. Installation in 480 Vac systems with three poles accommodates large motor loads and feeder protection in demanding industries such as oil and gas, chemical processing, and mining.
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FAQs
The FLB142 TT100 3 is a three-pole 480 Vac circuit breaker designed for hazardous-location installations and is compatible with standard 1-1/2" trade-size enclosures. Its threaded cover and copper-free aluminum enclosure support secure mounting and corrosion resistance, simplifying panel integration in harsh environments.
It carries NEC/CEC compliance, UL certification for explosion‑proof/enclosed use, and a NEMA rating of 3, 4, 7, 9. It is rated for Hazardous/Classified Locations with NEC hazardous ratings including Class I and Class II divisions, supporting regulatory approval in diverse industrial settings.
Key installation benefits include threaded enclosure cover for secure sealing, a compact 8.5" depth, and copper-free aluminum construction that reduces weight and improves corrosion resistance. The 3-pole, 100 A design supports large-load protection while maintaining serviceability in harsh environments.
The breaker uses thermal-magnetic protection with a non-interchangeable trip, delivering reliable overload and short-circuit protection while minimizing the risk of nuisance trips. This design supports safer restart and dependable fault clearance in critical processes.
The unit features dimensions of 8.5 in (depth) x 13.38 in (height) x 9.13 in (width) and weighs 44 lb, enabling straightforward handling and mounting within standard hazardous-location enclosures.