578904 Lockable Door As a standard, the GPU is supplied with a quarter-turn lock intended for a double bit 5 mm pin key. One key is supplied per ground power unit.
On an optional basis, the ground power unit can be supplied with a lockable swing handle at the front door. The handle is locked by a profile cylinder according to DIN 18252 (depth = 40 mm). Each ground power unit is supplied with 2 identical keys.