Vertical pump vibration measurement 

Vertical pump - temporary high vibration
Customer statement: temporarily high vibration
Try to solve the case step by step according to the following information. What is your findings?
Base information:
Motor: ~90 kW, RPM: VFD, max. 1500 RPM
No other pumps worked during the measurement.
Measured:
Motor currents: L1, L2, L3
Pump outlet pressure
Pump vibrations
RPM
Data for evaluation:
00:04 Measurement points
00:13 Current vs. Outlet pressure
00:22 Vibration trends (Motor NDE, X, Y)
00:30 Vel. FFT, overlapped (~1600 spectra)
00:40 Vel. FFT, waterfall view
00:48 Vel. FFT, overlapped, zoom
00:58 Orbit, general state
01:06 Orbit, high vibration level
01:16 Vibration trend, long (motor NDE, XY)
01:24 Additional information