Reliable Type 2 AC Surge Protection for Low-Voltage Systems
LY1-C40/4(S) is a Type 2 AC surge protective device designed for low-voltage AC distribution systems. It helps limit transient overvoltage and protect electrical equipment in power cabinets, distribution boards, industrial control systems, and commercial electrical installations.
Type 2 AC SPD for low-voltage distribution protection
20kA nominal discharge current and 40kA maximum discharge current
Available with optional remote signalling contact for status monitoring
35mm DIN-rail mounting for quick installation in electrical panels
Aplicações Adequadas
LY1-C40/4(S) is suitable for AC power systems where surge protection is required for distribution equipment, electrical panels, and sensitive loads.
AC Distribution Boards
For protecting low-voltage AC distribution boards from transient surge events.
Power Cabinets
Suitable for installation in industrial power cabinets and control panels.
Edifícios comerciais
Helps protect commercial electrical systems, office buildings, and facility power distribution.
Solar AC Side Protection
Can be used in AC-side protection panels where the selected voltage and system design match the SPD rating.
FAQ
Common questions about LY1-C40/4(S) AC surge protective device selection and application.
Que tipo de proteção contra surtos o LY1-C40/4(S) oferece?
LY1-C40/4(S) é um dispositivo de proteção contra surto AC Tipo 2 projetado para sistemas AC de baixa tensão. Ele ajuda a limitar a sobretensão transitória e proteger os equipamentos elétricos a montante.
Quais opções de voltagem estão disponíveis?
As opções de tensão disponíveis incluem 75V, 150V, 275V, 320V, 385V e 440V CA. A classificação de tensão correta deve ser selecionada de acordo com a tensão do sistema e os requisitos de proteção.
Qual é a classificação da corrente de descarga?
A corrente de descarga nominal In é 20kA e a corrente de descarga máxima Imax é 40kA, testada com uma forma de onda de surto de 8/20μs.
Este modelo suporta sinalização remota?
Yes. The “S” version includes a floating remote signalling contact for status indication. Models without “S” do not include remote signalling contact.
Can LY1-C40/4(S) be mounted on a DIN rail?
Yes. LY1-C40/4(S) is designed for standard 35mm DIN-rail mounting, making it suitable for distribution boards, cabinets, and electrical panels.
O que deve ser confirmado antes de fazer o pedido?
Please confirm system voltage, pole number, protection mode, remote signalling requirement, installation space, backup fuse, and applicable standard before ordering.
