| Insulation resistance at 500 Vdc | | >109Q |
| Dielectric test voltage {1 min) | | |
| between coil and contacts | 1800 Vrms |
| between adjacend contact sets | 700 Vrms |
| between open contacts | 700 Vrms |
| Surge voltage resistance | | |
| according to Bellcore TR-NWT-001089 (2 / | 10 Jis) |
| between coil and contacts (Relay with l coil) | 2500V |
| between adjacend contact sets | | 1500V |
| between open contacts | 1500V |
| according to FCC 68 (101 1 60 Fis) and IEC | (10700 ys) |
| between coil and contacts | 2500V |
| between adjacend contact sets | 1500V |
| between open contacts | 1500V |
| | |