Diagnostics; Diagnostics Via Leds; Table 8-1 Meaning Of Indicator Lights; Table 8-2 Leds Of The Sirius Safety Relay - Siemens SINAMICS GL150 Operating Instructions Manual

8.5.2

Diagnostics

8.5.2.1

Diagnostics via LEDs

LEDs of the open-loop and closed-loop control cabinet
Table 8-1
Indicator light
H21
H22
H23
H24
If a fault or an alarm becomes active, the lamp flashes for 5 seconds. It then switches to the
continuous light state. If a new message is occurs while the lamp is continuously lit, the lamp
begins to flash again for 5 seconds and then is again continuously lit. The lamp is extinguished
once the cause of the problem has been resolved.
LEDs of the Sirius safety relay
Table 8-2 LEDs of the Sirius safety relay
LED
POWER CHANNEL1
☀ ☀
☀ ○
☀ ○
SINAMICS GL150 6SL38555UN113KA0Z
Operating Instructions Rev.201910281450 EXAMPLE
Meaning of indicator lights
Action
White Continuous light
White Flashing light
Green Continuous light
Green Flashing light
Yellow Flashing / contin‐
uous light
Red Flashing / contin‐
uous light
Operation
CHANNEL2 Line supply
☀ On
○
○
Fault
8.5 Fault and system messages
Meaning
The converter is in operation. The circuit breakers are
switched on and the converter pulses are enabled.
● The converter is starting up. The auxiliaries are
switched on and the circuit breakers are closed.
● The auxiliary circuits and the circuit breakers are
switched on, the converter pulses are disabled.
● Shutdown cycle OFF1, OFF2 or OFF3 is running.
● The demagnetization equipment is in operation (only in
the case of starting converters).
Test mode is selected.
The converter is ready to start. All circuit breakers are
switched off. OFF2 or OFF3 are not active.
All circuit breakers are switched off. The converter is, how‐
ever, not ready to start. An OFF2/OFF3 or a fault is active.
Warning
Fault
EMERGENCY ON
STOP
Not actuated Actuated
Actuated Not actuated Open
Not actuated Not actuated Open
Operation
Release circuits
Closed
115