Nord Drivesystems NORDAC FLEX SK 225E Series - Diagnostic Leds on the SK 2 X0 E (Size 4) and SK 2 X5 E; Figure 30: Diagnostic Opening SK 2 X0 E (Size 4) and SK 2 X5 E

NORDAC FLEX (SK 200E ... SK 235E) – Users Manual for Frequency Inverters
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6.2.2 Diagnostic LEDs on the SK 2x0E (size 4) and SK 2x5E
1
RJ12,
RS 232, RS 485
2
Diagnostic LEDs
3
P1 / P2, LED-FU,
LED-ASi
Figure 30: Diagnostic opening SK 2x0E (size 4) and SK 2x5E
Status LEDs
LED Signal
Name Colour Description Status Meaning
DS
dual
red/green
FI status
off
FI not on standby,
 no mains and control voltage
green on FI is enabled (inverter running)
green
0.5 Hz
FI is in standby or not enabled
Flashing
4 Hz
FI is in switch-on block
red/green 4 Hz Warning
Alternating
1…25 Hz
Degree of overload of switched-on FI
green on +
red flashing
FI not ready for operation,
 control voltage present, but no mains
voltage
red flashing Error, flashing frequency → Error number
AS-I
dual
red/green
AS-i status
Details ( section 4.5 "AS Interface (AS-i)")
SK 2x5E
SK 2x0E