Discover our new fire brigade safety switch for PV systems with overvoltage protection! Here we equipped an industrial building with a 1 MW roof-mounted system (128 strings) with generator disconnection and surge protection. The QFire BIG switch boxes also contain a T2 surge arrester. A T1+T2 combination arrester would also be possible here. Each of these BIG switch boxes switches… Weiterlesen →
Tag: Overvoltage protection
Q3 Christmas greetings | Outlook 2021: Super QFire Box & animal research project
A turbulent year is coming to an end (at least we hope so, not that 01.13.2020 will appear in the calendar after 31.12.). We at Q3 wish you all a magical Christmas with time for all the little, precious things, time to enjoy and time for all those you love. We look forward to continuing our work next year, refreshed… Weiterlesen →
Make a wish! Customized connection technology for PV power plants
We build your box! Q3 string boxes (generator connection boxes) are manufactured individually according to your requirements from one unit upwards and vary in their features (type of housing, number of inputs and outputs, fuse/diode, etc.). We can optionally build your box with a (remotely triggered) DC circuit breaker, overvoltage protection (T1+T2/T2), string current measurement, voltage measurement and data… Weiterlesen →