Unlocking The Charging Plug; System Monitoring - Mennekes Premium 3,7 Operating And Installation Manual

9.3 Unlocking the charging plug

If the unlocking function fails, the charging plug may be
mechanically locked in place in the socket panel by the
actuator. The charging plug cannot be removed and must
be unlocked manually.
Fig. 34: Unlock the charging plug
f Place the red lever 1 on the square-head bolt of the
actuator 2.
f Turn the red lever clockwise by 90°.
f Remove the charging plug.

9.4 System monitoring

Fig. 35: System monitoring
The system monitor checks the three phases (L1, L2, L3)
and the neutral conductor (N) of the charging station's
power supply for correct phase sequence, phase failure or
undervoltage.
In single-phase charging stations (3.7 / 7.4 kW),
the system checks only for mains failure and
undervoltage.
The operating status is indicated by three LEDs:
No.
All LEDs light up. All three phases are present,
A clockwise rotating field is applied.
The device is ready for use.
Phase failure / power failure (only for three-
phase units).
B
The corresponding LED is off.
The device is not ready for use.
Anti-clockwise rotating field (only for three-
phase units).
C
A flashing LED moves from L3 ... L1.
The device is not ready for use.
Undervoltage between two phases or between
phase and neutral conductor.
L - L = < 295 V
D
L - N = < 170 V
The corresponding LED flashes.
The device is not ready for use.
Description
EN
29