TNR series dc surge protectors for over voltage protection of various dc power supply systems. It is widely used in dc power supply, such as dc switch cabinet, direct current cabinet, etc.
| Model No. | Norminal discharge In（kA） | Max discharge Imax(kA) | Rate voltage Un(V-) | Max operatiing voltage Uc(V-) | Installation | lead in wire cross area（mm2） | grounding wire cross area（mm2） | Fuse in seireis（A） |
| TNR-20/220 | 20 | 40 | 220 | 300 | parallel | ≥6 | ≥10 | 63 |
| TNR-20/110 | 20 | 40 | 110 | 150 | parallel | ≥6 | ≥10 | 63 |
| TNR-20/48 | 20 | 40 | 48 | 65 | parallel | ≥6 | ≥10 | 63 |
| TNR-10/220 | 10 | 20 | 220 | 300 | parallel/In series | ≥6/2.5 | ≥10/2.5 | 32 |
| TNR-10/110 | 10 | 20 | 110 | 150 | parallel/In series | ≥6/2.5 | ≥10/2.5 | 32 |
| TNR-10/48 | 10 | 20 | 48 | 65 | parallel/In series | ≥6/2.5 | ≥10/2.5 | 32 |
| TNR-10/24 | 10 | 20 | 24 | 35 | parallel/In series | ≥6/2.5 | ≥10/2.5 | 32 |
| TNR-10/12 | 5 | 20 | 12 | 15 | In series | ≥2.5 | ≥2.5 | 32 |
| TNR-5/220 | 5 | 10 | 220 | 300 | In series | 2.5 | 2.5 | 16 |
| TNR-5/110 | 5 | 10 | 110 | 150 | In series | 2.5 | 2.5 | 16 |
| TNR-5/48 | 5 | 10 | 48 | 65 | In series | 2.5 | 2.5 | 16 |
| TNR-5/24 | 5 | 10 | 24 | 35 | In series | 2.5 | 2.5 | 16 |
| TNR-5/12 | 5 | 10 | 12 | 15 | In series | 2.5 | 2.5 | 16 |
| TNR-5/6 | 5 | 10 | 6 | 7.5 | In series | 2.5 | 2.5 | 16 |
Lightning Arrester And Varistor Factory：
Wenzhou Banqiao four Banqiao industrial district, Zhejiang, China
TEL：0577-62625686
Fax：0577-62625796
Surge Protector Factory：
Feilong Industrial Park, No. 688 Station Road, Liushi Town, Yueqing, Zhejiang
TEL：0577-62623666
Fax：0577-62626686
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