Diagnostics Via Leds; Leds Of The Power Stack Adapters - Siemens SINAMICS PERFECT HARMONY GH150 Operating Instructions & Installation Instructions

Operation
8.4 Fault and system messages
Faults are displayed as follows:
● By illuminating the red LED "FAULT"
Press the <F1> "Help " key function to call up information about the cause and remedial
measures. Press the <F5> "Quitt." key to acknowledge a stored fault.
Alarms are indicated as follows:
● The yellow LED "Alarm" flashes
Every fault and alarm is entered in the fault/alarm buffer along with time the fault occurred. The
time stamp refers to the relative system time in milliseconds (r0969).
8.4.2

Diagnostics via LEDs

8.4.2.1

LEDs of the Power Stack Adapters

Table 8-1 LEDs of the Power Stack Adapters
LED Color
PWR -
Red
Green
100
Additionally, a note relating to the cause of the alarm is displayed in the status bar of the
operator panel.
Additionally, a note relating to the cause of the alarm is displayed in the status bar of the
operator panel.
Status Description; cause
Off 24 V power supply has failed or is too low
(< 14 V) or internal fuse defective.
Continuous 24 V power supply is available (>14 V);
light internal board voltage fault.
Continuous 24 V power supply OK.
light
Internal board voltages OK.
Remedy
Check input voltage.
If input voltage is > 18 V and LED off:
Return component for repair.
Check input voltage.
If input voltage is > 18 V and LED red:
Return component for repair.
--
SINAMICS PERFECT HARMONY GH150 6SL38253AE412AA1-Z
Operating Instructions Rev.201910281231 EXAMPLE