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Electric power

From The Munich Maker Lab's Wiki

Page to document the electrical distribution and fuses in the lab.

Fusebox

In the workshop

Fusebox outside view 2025

Fuses and sockets V4

Please note: The overview can always have mistakes! Always double check, that a powerline is actually safe!

Left and right is looking from the outside into the space through the rolling gates.

Fuse RCD Phase Sockets Details
F1 Q1 ABC Fan for the basement/lasercutter 3-phase, Connected on the wall next to the lasercube with the pipe from the basement to the roof.
F2 Q1 ABC Both rolling gates 3-phase, rolling gates are connected via CCE connector
F3 Q1 A Workshop I sockets left and right next to the rolling gate, outdoor power outlet; next to door
F4 Q1 B Living room left wall
F5 Q1 ABC heater front 3-phase; near rolling gate
F6 Q1 ABC heater back 3-phase; in the back, electronic lab
F7 Q1 ABC Workshop II - CEE power outlet workshop (left side) 3-phase, distributor, CNC, grinder, drill press
F8 Q1 ABC Lasercube I - CEE power outlet Lasercube (right side) 3-phase; Laser, 3D Printer
F9 Q2 A Outlets and light between Kitchen and electronics lab; Street lights
F10 Q2 B Electronic Lab at the table
F11 Q2 C Lasercube II Wall sockets, lights, Grube Server sockets
F12 Q2 A Shelly 3M Pro For power measurement
F13 Q2 B Shelly 3M Pro For power measurement
F14 Q2 C Shelly 3M Pro For power measurement
F15 Q2 A empty
F16 Q2 B space main lights
F17 Q3 A basement ("Grube") between F17 and the basement is a RCD mounted next to the lasercube; Laser filter fan
F18 Q3 B community area (right) right wall with project boxes, member boxes in the middle, network rack at the wall
F19 Q3 C community area (left), outdoor lighting sockets on the wall between workshop and community area. Left side community area at the entrance is also a separate RCD box for the outdoor lighting.
F20 Q3 A Old Outdoor lighting? Old white outdoor light in the middle (not in use)
F21 Q3 B Workshop sockets outer wall? (left in the back) in the left corner
F22 Q3 ABC Kitchen 3-phase; next to the kitchen sink is a addtional 3-phase fuse + CEE conector + distributor for the whole kitchen
RCD Fuse
Q1 F1 - F8
Q2 F9 - F16
Q3 F17 - F22

Plan can be found at wiki.munichmakerlab.de/index.php?title=Electric_power

Plan

Source file: https://github.com/munichmakerlab/space-infrastructure/tree/main/space-plans

Power Measurement

Our electricity meter is located outside of the lab. There is a white door next to our rolling gates at the "Alte Feuerwehr" building part. The access is only possible via our landlord.

More details about the electriciy meter can be found in slack #infrastructure (Power measurement canvas)

Shelly Pro 3EM Measurement device

Check Network for access to the Shelly device or check in home asstistant

The device measures the ampere on all three phases. The device itself is connected to three separate fuses for it's own power

Notes about issues and updates

07.2026: Shelly Pro 3M einbauen lassen

08.2026: F4 austauschen lassen. F4 löst immer wieder auf und es ist nicht ganz klar, ob es die Sicherung ist oder wirklich irgendein Gerät, weil es sich nicht nachvollziehen lässt.