Feature

Device circuit breakers with new approval

Narrow, single-channel PTCB circuit breakers from Phoenix Contact are now available with approval for Hazardous Locations Class I, Div. 2 Groups A, B, C, D, Temperature Class T4.

23/06/2021 10:04:09

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That means these devices can also be used in Ex areas (Division 2) with briefly occurring gases and vapours.

The products
are tested in accordance with the UL 121201 standard and have the cULus-listed logo. Extending the range of applications has made them extremely
versatile in conjunction with a high level of flexibility. Thanks to their space-saving overall width of 6mm, these devices offer reliable protection
from overload and short-circuit current in tight spaces. The portfolio of the PTCB narrow electronic circuit breakers covers a broad spectrum of requirements,
from products with adjustable or fixed nominal currents, or a remote reset function to special challenges for applications in accordance with NEC class 2.

Written By Sophia Bell

Sophia Bell is the Group Editor of DPA, Connectivity, and PBSI. She joined the team in 2020 as Assistant Editor after achieving a First-Class Honours BA in English Literature and Film Studies from the University of East Anglia. In her current role, she leads the editorial strategy, driving digital growth and ensuring each title continues to deliver trusted, relevant insight for engineering and manufacturing professionals.