NORD Drivesystems BU0540 - Manual (Page 56)

SK 500E – Brief instructions for frequency inverters
56 BU 0540 GB-1013
Warning messages
Display in the
SimpleBox /
ControlBox
Warning
Text in the ParameterBox
Cause
• Remedy
Group Details in
P700 [-02]
Pos : 422 /Anleit ungen/6. / 7. Mel dungen z um Betriebsz ust and [BU 0500 / BU 0200]/ St örmel dungen/ Warnung C 001 [SK 180E . .. SK 5xxE] @ 2\ mod_1347456220101_388. doc x @ 46975 @ @ 1
C001 1.0 Overtemp. Inverter
"Inverter overtemperature"
(inverter heat sink)
Inverter temperature monitoring
Warning: permissible temperature limit reached.
• Reduce ambient temperature
• Check the FI fan / control cabinet ventilation
• Check the FI for dirt
Pos : 423 /Anleit ungen/6. / 7. Mel dungen z um Betriebsz ust and [BU 0500 / BU 0200]/ St örmel dungen/ Warnung C 002 [SK 5xxE] @ 2\ mod_1361536747300_388. doc x @ 59221 @ @ 1
C002 2.0 Overtemp. Motor PTC
"Overtemperature motor
thermistor "
Warning from motor temperature sensor (triggering
threshold reached)
• Reduce motor load
• Increase motor speed
• Use external motor fan
2.1 Overtemp. Motor I²t
"Motor overtemperature I²t"
Only if I 2 t motor (P535) is
programmed.
Warning: I2t- motor monitoring (1.3 times the rated current
reached for the time period specified in (P535))
• Reduce motor load
• Increase motor speed
Pos : 424 /Anleit ungen/. /7. M eldung en zum Betriebsz us tand [ BU 0500 / BU 0200] /St ör mel dungen/ Warnung C003 [ SK 180E ... SK 5xxE] @ 2\ mod_1347457006237_388.doc x @ 47199 @ @ 1
C003 3.0 Overcurrent, I
2
t limit Warning: Inverter: I
2
t limit has triggered, e.g. > 1.3 x I
n
for
60s (please also note P504)
• Continuous overload at FI output
3.1 Overcurrent, chopper I
2
t Warning: I
2
t limit for the brake chopper has triggered, 1.3x
value attained for 60s (also note P554, if present, as well as
P555, P556, P557)
• Avoid overload of brake resistance
3.5 Torque current limit Warning: Torque current limit reached
• Check (P112)
3.6 Current limit Warning: Current limit reached
• Check (P536)
Pos : 425 /Anleit ungen/6. / 7. Mel dungen z um Betriebsz ust and [BU 0500 / BU 0200]/ St örmel dungen/ Warnung C 004 [SK 180E . .. SK 5xxE] @ 2\ mod_1347457006705_388. doc x @ 47224 @ @ 1
C004 4.1 Overcurrent measurement
"Overcurrent measurement"
Warning: pulse switch off is active
The limit for activation of pulse switch off (P537) has been
reached (only possible if P112 and P536 are switched off)
• FI is overloaded
• Drive sluggish, insufficiently sized
• Ramps (P102/P103) too steep -> Increase
ramp time
• Check motor data (P201 … P209)
• Switch off slip compensation (P212)
Pos : 426 /Anleit ungen/6. / 7. Mel dungen z um Betriebsz ust and [BU 0500 / BU 0200]/ St örmel dungen/ Warnung C 008 [SK 180E . .. SK 5xxE] @ 2\ mod_1347457201563_388. doc x @ 47249 @ @ 1