| Nominal voltage | Uₒ | 230V / 50Hz – 60Hz | | | | | |
| Maximum continuous voltage AC | U꜀ | 275V / 50Hz – 60Hz | | | | | |
| L-N Maximum discharge current (8/20μs) | Iₘₐₓ | 20kA | 50kA | 50kA | 100kA | 100kA | 150kA |
| L-N Impulse current (10/350μs) | Iᵢₘₚ | – | 6.25kA | 6.25kA | 12.5kA | 12.5kA | 12.5kA |
| L-N Nominal discharge current (15 x 8/20μs) | Iₙ | 10kA | 20kA | 20kA | 40kA | 40kA | 40kA |
| L-N Voltage protection level @ 3kA (8/20μs) | Uₚ | <800V | <800V | <800V | <800V | <800V | <800V |
| N-PE Impulse current (10/350μs) | Iᵢₘₚ | – | 10kA | 10kA | 50kA | 50kA | 50kA |
| N-PE Nominal discharge current (15 x 8/20μs) | Iₙ | 10kA | 10kA | 10kA | 50kA | 50kA | 100kA |
| N-PE Voltage protection level @ 1kV/μs | Uₚ | <1000V | <1000V | <1000V | <1000V | <1000V | <1000V |
| Dimensions | 📐 | W 54mm X H 70mm X D 95mm | | | W 72mm X H 70mm X D 95mm | | W 90mm X H 95mm X D 70mm |
| Weight | 📦 | 305g | 390g | 410g | 570 | 600g | 790g |
| Product Datasheet | PDF | SDD3-20-275 | SDD3-50-275 | SDD3-50-275-A | SDD3-100-275 | SDD3-100-275-A | SDD3-150-275-A |