1. AC power lightning arrester FV25B/4-275 S
-Class I / Type 1 surge arrestor there phase 4 poles.
-Consisting of a base part and 3 MOV pluggable modules.
-For using in the lightning protection zones concept at boundary 1.
-The core parts are metal oxide vristor components with high discharge capacity.
-Low residual voltage and quick response
-Reliable control thanks to Thermo Dynamic Control disconnector.
-With remote signaling contact for control device.
-Fault indication via red mark in the inspection window.
-Protection mode: L1, L2, L3-PE, N-PE
2.Electrical parametersoflightning surge arrester FV25B/4-275 S
| Test class according to IEC61643-1:2005 | I |
| Type of Network | TT, TN |
| Nominal voltage | UN | 230V/50(60)Hz |
| Rated Voltage (Max. Cont. Operating Voltage) | Uc | 275VAC |
| Impulse discharge current (10/350μs) | Iimp | 25kA |
| Nominal discharge current (8/20μs) | In | 50kA |
| Voltage protective level | Up | ≤1.8kV |
| Isolation resistance | Risol | >102MΩ |
| Response time | tA | ≤25ns |
| Recommended back-up fuse | 160A |
| I/O Connections | By screw terminal:10-35mm2
By connection bus |
| Mounting | Symmetrical rail(EN50022/DIN46277-3) |
| Operation temperature range | -40ºC~+85ºC |
| Degree of protection | IP20 |
| Housing material | UL94V0 |
| Disconnection indicator | Mechanical indicator |
| Remote control contact | Yes |
| Color | Gray |
3. Company Information
FATECH ELECTRONIC CO., LTD., is located in Guangdong Provincial New Light Production Base, CHINA, which is a professional manufacturer on R&D and producing on lightning and surge protection devices. Our company gathered all kinds of high-skillled personnels, including authority technical experts and professionals, and excellent technicians with more than 10 years experience.
Our main products:
Surge arresters for protection of photovoltaic system ,
Surge protection devices for protection of power supply systems,
SPD surge protectors for protection of signal system,
Lighting rod,
Test devices.
Wide range of lighting & surge protection products assured you a one stop shopping location for all your need and professional technical support.
Our global partners:
We are now exporting more than 100 countries and areas, mainly in Europe, Asia, Latin-America, and Middle East. Our global partner including Ericsson, Sri Lanka Telecom, Telefonica-Movie and so on.
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