DG M TT 385 (952 311)
Modular Surge Protection Device (3+1 circuit) for TT and TN-S systems
Complete pre-wiring unit, consisting of a base and removable protective modules
Coordinate with the Red/Line series products energy
High discharge capability with zinc oxide varistors featuring high surge current capability / Spark gap technology
The SPD is equipped with an "intelligent thermal cut-off" mechanism, offering high reliability.
Utilize the release button of the modular clip system for tool-free and simplified replacement of protective modules.
Conducted impact and vibration tests based on SPD in accordance with EN 60068-2
| DG M ... Model | TT 385 |
| Product Code | 952 311 |
| SPD according to EN 61643-11 / IEC 61643-11 | Grade 2/ II Grade |
| Continuous working voltage (a.c.) [L-N] (UC) | 385V (50/60Hz) |
| Named Discharge Current (8/20μs) (In) | 20 kA |
| Discharge Current (8/20μs) (Imax) | 40 kA |
| Voltage Protection Level [L-N]/[N-PE] (UP) | ≤1.75/≤1.5 kV |
| Backup fuse | 125 AgG |
| Certification | KEMA,UL |
