Type 1 dc surge arrester Iimp 25kA 600Vdc

FV25B/3-600 PV S

-DC surge arrestor specially 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.
-With remote signaling contact for control device.
-Fault indication via red mark in the inspection window.
- Type 1/ Class B
- PV system voltage 600Vdc

1. Coding system example

2. Dimension and circuit diagram of surge arrester FV25B/3-600PVS




3.Electrical parameters of surge arrester FV25B/3-600PVS

Test class according to IEC/EN50539-11
I
Nominal Voltage
UN
600V DC
Max.continuous d.c. voltage[(L+/L-)->PE]/ [L+->L-]
Uc pv
670V DC
Maximum discharge current (8/20μs)
Imax
100kA
Nominal discharge current (8/20μs)
In
50kA
Impulse current (10/350μs)
Iimp
25kA
Voltage protective levelat In
Up
3.4kV
Isolation resistance
Risol
>102
Response time
tA
25ns
I/O Connections
By screw terminal:10-35mm2
By connection bus
Mounting
Symmetrical rail(EN50022/DIN46277-3)
Operation temperature range
-40~+85℃
Degree of protection
IP20
Housing material
UL94V0
Disconnection indicator
Mechanical indicator(Red: replace)
Remote control contact
Yes
Color
Gray
Isolation resistance
By screw terminal:10-35mm2
By connection bus
Response time
Symmetrical rail(EN50022/DIN46277-3)

4. Installation


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