
DC Surge protective device for PV system Version: B-3
Model No.: FVC20C/2-48PVS
![]() | Ø DC surge Protective device specially used for photovoltaic system less than 48Vdc. Ø Special design for saving installation space--- width 9mm/pole Ø The core parts are metal oxide vristor components with high discharge capacity. Ø With reliable control thanks to Thermo Dynamic Control disconnector. Ø With remote signaling contact for control device. |
1.Coding

| 2. Dimension | 3. Circuit |
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4. Electrical parameters
Model. No. | FVC20C/2-48PVS |
SPD protection conforms to EN50539-11/IEC61643-31 | Type 2 |
SPD installation type conforms to EN50539-11/IEC61643-31 | Class II |
Protection level conforms to DIN VDE0675-6 | D |
Type of Network | Photovoltaic systems DC side |
Protection mode | (+/-)-PE , (-/+)-PE |
Nominal Voltage UN | 48 Vdc |
Maximum continuous operating voltage for PV application UCPV | 65 Vdc |
Continuous operating current ICPV | <20 µA |
Residual current IPE | ≤20 µA dc ≤500 µA ac |
Standby power consumption PC | ≤25 mVA |
Maximum discharge current (8/20μs) Imax | 30 kA |
Nominal discharge current (8/20μs) In | 15 kA |
Voltage protection level Up | ≤0.3 kV |
Open circuit voltage Uoc | 20 kV |
Isolation resistance Risol | >1000 MΩ |
Response time tA | ≤25 ns |
Remote control contact | YES |
Disconnection indicator | Mechanical indicator (Red: Replace) |
Minimum area of connecting cable | 4 mm2 |
Maximum area of connecting cable | 25 mm2 |
Installation location | Inside |
Mounting type | 35mm DIN rail acc. to EN 60715 |
Color | Gray |
Degree of protection | IP20 |
Housing material | UL94V-0 |
Ambient temperature | -40°C ~+80°C |
Altitude | ≤2000 m (amsl (above mean sea level)) |
Permissible humidity | 30%~90% |
5. Installation




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