MOV based Type 1 surge protective device

• Certification: ISO9001
• Brand: Fatech
• in: 50ka
• Uc: 320V
• Un: 230V
• Color: Gray
• Model NO.: FV25B/3- 320(S)
• Transport Package: 1 Piece in One Inner Box, and Then Put Into Outer
• Specification: CE
• Trademark: FATECH
• Origin: China

Product Description

FV25B/3- 320(S) is used for photovoltaic (PV) solar panel system protection.

CHARACTORS of photovoltaic surge protection device FV25B/3- 320(S):
1. Consist of a base part and plug-in protection component, for using in the lightning protection zones concept at boundary 1-2
2. Core parts are metal oxide vristor components with high discharge capacity
3. Low residual voltage and quick response
4. Thermal cut off control thanks to Thermo Dynamic Control disconnector
5. Photovoltaic surge protective device without remote signaling contact for control device
6. Window indication via red mark in the inspection window
7. Photovoltaic surge protective device with low residual voltage, can be multi-parallel connected for different distribution systems

APPLICATION of photovoltaic surge protection device FV25B/3- 320(S)

2.Electrical parameters of surge arrester FV25B/3-xxx S

Model No.		FV25B/3-150S	FV25B/3-255S	FV25B/3-275S	FV25B/3-320S	FV25B/3-385S
Test class according to IEC61643-11:2011	I
Type of Network	TT-TN-IT
Nominal voltage	UN	110/220V	220/380V
Rated Voltage (Max. Cont. Operating Voltage)	Uc	150VAC	255VAC	275VAC	320VAC	385VAC
Impulse current (10/350μs)	Iimp	25kA	25kA	25kA	25kA	25kA
Nominal discharge current (8/20μs)	In	25kA	25kA	25kA	25kA	25kA
Voltage protective level at 25kA	Up	≤1.6kV	≤1.6kV	≤1.6kV	≤1.8kV	≤1.8kV
Isolation resistance	Risol	>10^2MΩ	>10^2MΩ	>10^2MΩ	>10^2MΩ	>10^2MΩ
Response time	tA	≤100ns	≤100ns	≤100ns	≤100ns	≤100ns
Recommended back-up fuse	315A
I/O Connections	By screw terminal:10-35mm^2
	By connection bus
Mounting	Symmetrical rail (EN50022/DIN46277-3)
Operation temperature range / RH	-25ºC~+85ºC/95%
Degree of protection	IP20
Encapsulated	Encapsulated
Housing material	UL94V0
Disconnection indicator	Mechanical indicator (Green: OK, Red: replance)
Remote control contact	Optional
Color	gray