FV25B/3-XXXPVS Type1 Imax100kA electrical surge protector

FV25B/3-XXXPVS

FATECH FV25B/3-500PV(S) & FV25B/3-600PV(S) are Class I Type 1 DC surge protective devices for photovoltaic systems. They provide high-energy lightning protection with Imax 100kA, Iimp 25kA, mechanical fault indication and optional remote contact, suitable for DIN‑rail installation in harsh outdoor PV environments.

-DC surge protective device used for photovoltaic system.
-The core parts are metal oxide vristor components with high discharge capacity.
-With Reliable control thanks to Thermo Dynamic Control disconnector.
-Remote signaling contact for control device optional.
-Fault indication via red mark in the inspection window.
-3 poles, Y type.

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Advantage

Stable & Reliable Surge Protection

Adopts high-quality core components and precise circuit design, providing stable and consistent performance to effectively suppress lightning surges and transient overvoltage, ensuring long-term safe operation of equipment.

Wide Application Compatibility

Covers AC, DC, photovoltaic, PoE network, and signal surge protection solutions, widely used in solar systems, LED lighting, industrial control, security monitoring, buildings and infrastructure.

Durable Structure & Easy Installation

Features rugged housing (including aluminum enclosure for outdoor models), DIN‑rail mounting, pluggable design and compact size for easy installation, wiring and maintenance in various working environments.

Certified Quality & Cost-Effective

Most core products have passed TUV, CE and international safety certifications, with strict quality control. Stable performance and reasonable pricing bring high cost-performance for global projects.

FV25B/3-500PVS

UN : 500V dc

Uc pv : 560V dc

In : 50kA

Imax : 100kA

Iimp : 25kA

Up ≤ 2.8kV

FV25B/3-600PVS

UN : 600V dc

Uc pv : 670V dc

In : 50kA

Imax : 100kA

Iimp : 25kA

Up ≤ 3.4kV

Coding system of surge protector FV25B/3-XXXPVS

Dimension and circuit drawing surge protector FV25B/3-XXXPVS

Installation surge protector FV25B/3-XXXPVS

Electrical parameters

Model. No.	FV25B/3-500PV(S)	FV25B/3-600PV(S)
Test class according IEC/EN 50539-11	Class I/B/Type 1
Type of Network	Photovoltaic systems
Protection mode	(+/-)-PE , (-/+)-PE, (+/-)-(-/+)
Nominal Voltage UN	500 Vdc	600 Vdc
Maximum continuous operating voltage for PV application UCPV	560 Vdc	670 Vdc
Maximum discharge current (8/20μs) Imax	100kA
Nominal discharge current (8/20μs) In	50kA
Impulse current (10/350μs) Iimp	25kA
Voltage protection level Up	≤2.8kV	≤3.4kV
Response time tA	≤25 ns
Recommended back-fuse	315A
Isolation resistance	＞100 MΩ
I/O Connections	Multi core wire:6-35mm2
Mounting	35mm Symmetrical rail (EN50022/DIN46277-3)
Operation temperature range/humidity/altitude	-40°C ~+80°C/30%-90%/3000m
Degree of protection	IP20
Housing material	UL94V-0
Disconnection indicator	Mechanical indicator (Red: Replace)
Remote control contact	Optional

Searching For A Reliable SPD & Surge Protector To Secure Your Projects?

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