Overvoltage protections PO

Overvoltage protection is used to protect telephone lines against induced voltages from lightnings, etc.
Table 1: Technical data
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Table 2: Models overvoltage protections PO
| PO 601 | Designed for one pair |
|---|---|
| PO 602 | Designed for two pairs |
| PO 605 | Designed for 5 pairs (2× PO 602 and 1× PO 601 are mounted on a metal plate) |
| PO 610 | Designed for 10 pairs (5× PO 602 mounted on a metal plate) |



