| item | performance | remarks |
| symmetric circuit | 1000BASE-T、100BASE-TX、10BASE-T | - |
| bit error | less than 0.01% | - |
insulated resistance | DC100V, more than 100MΩ (between line wire and instrument) | - | AC withstand voltage | 1kV, one minute (between line wire and instrument) | - | impulse withstand voltage | 1.2/50μs, more than 1.5kV (between line wire and instrument) | - | DC sparkover voltage | 75V±20% (between line wire and earth) | 500V/sec | voltage protection level | 1kV以下 (between line wire and earth) | 1.2/50μs,2kV impressed | impulse durability | 8/20μs,1kA,10 times (between line wire and earth) | category C2 | 10/350μs,500A, 2 times (between line wire and earth) | category D1 |