GFCI/AFCI Receptacles and Breakers参 Building automation Littel fuse Expertise Applied ｜ Answers Delivered
Littelfuse offers protect, control, and sense technologies to improve the safety, reliability, and energy efficiency of buildings.
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Market trends
GFCI/AFCI outlet: ▪ Mature market growing at a CAGR of ~5%. ▪ GFCI/AFCI wall receptacles almost exclusively used only in NA, ~60 M units/year ▪ Other regions have residual current detector or RSD in breaker distribution panel ▪ Manufacturers evaluating combined GFCI and AFCI in one product
GFCI/AFCI breaker:
• NEC2023 code requiring more GFCI and AFCI protection in homes is driving  step function growth ▪ New home builds outfitted with protection at breaker level ◾ Growth will continue as more states adopt NEC2023 code GFCI/AFCI outlets and breakers market North America GFCI/AFCI outlets Year North America GFCI/AFCI breakers
1 Input protection ● MOV ● TVS Diode 21
Trip circuit
。 SCR GFCI/AFCI Receptacle w
Input protection
● MOV ● TVS Diode 4 Trip circuit 。 SCR Breaker Acronyms: SCR:   Silicon Controlled Rectifier TVS: Transient-Voltage Suppression MOV:  Metal Oxide  Varistor Functions: • GECt outlet, ground fault circuit interrupter, is a circuit breaker which shuts off internal circuit breaker when it senses an imbalance between outgoing and incoming circ main purpose is to protect people from electrical shock. The US National Electric Code defines when required. • AECi outlet, arc fault circuit interrupter, is a circuit breaker that detects electrical arcs and protects against electrical fires. In the US over 40,000 fires are attrib electric wiring which resulted in 350 deaths and 14,000 injuries each year according to US Product Safety Commission. ◾ Conventional circuit breakers only respond to overloads and short circuits.
Legend: ↑ Power ↑ Data
GFCI/AFCI receptacle Expertise Applied | Answers Delivered

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Expertise Applied | Answers Delivered
Expertise Applied | Answers Delivered


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Expertise Applied | Answers Delivered Littelfuse.com Supplementary slides

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Expertise Applied | Answers Delivered
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Click on the productseries in the table below for more info
TVS diode: 440 V, 0.6 A Make: no marking LFUS: SMCJ 600 V. 1 A S: NYC222 series

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17 Control
Leviton AFCI Circuit Breaker

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Click on the productseries in the table below for more info
MOV 12 mm 250 V rms Make: Littelfuse Inc LFUS: P12V250 (UltraMOV) SCR 600 V PRM 1 A (TIRMS) Make: WeEn Semiconductors LFUS: Sx02xS EV series TVS diode Make: Littelfuse Inc LFUS: 1KSMB MCU 32-bit P/N:  EFM 32 Make: Silicon Labs

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Eaton GFCI outlet
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Click on the productseries in the table below for more info
MOV 10 mm 300 V rms Make: Epcos LFUS: V10E300P MOSFET  600 V  1 A Make: On Semiconductor SCR 800 V DRM 1.25 A (TIRMS) Make: STmicroelectronics LFUS: Sx02xS EV MOV 7 mm 150 V rms Make: Epcos LFUS: V07E150P 3

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Expertise Applied | Answers Delivered Littelfuse.com This document is provided by Littelfuse, Inc. ("Littelfuse") for informational and guideline purposes only. Littelfuse assumes no liability for errors or omissions in this d for any of the information contained herein. Information is provided on an "as is" and "with all faults" basis for evaluation purposes only. Applications described are for i purposes only and Littelfuse makes no representation that such applications will be suitable for the customer's specific use without further testing or modification. Littelf expressly disclains all warranties, whether express, implied or statutory, including but not limited to the implied warranties of merchantability and fitness for a particula and non-infingement.   It is the customer's sole responsibility to determine suitebility for a particular system or use based on their own performance criteria, conditions, application, compatibility with other components, and environmental conditions. Customers must independently provide appropriate design and operating safeguards to minimize any risks associated with their applications and products. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics.