Naming on the
front plate
Meaning Error Blinking pattern
H1 (green) Ready-to-operate no error LED lights up
H1 (red) Mains failure power supply failure - automatically restart
when
power supply returns.
LED lights up
power supply failure longer than 10 s - restart
after power
supply return has to be acknowl-
edged (X1:4).
LED blinking
H2 (red) Phase failure warning: phase failure or asymmetric three
ph
ase power supply
LED lights up
H3 (red) Over temperature over temperature of heat sink LED lights up
temperature of heat sink < - 5 °C LED lights up
H4 (red) DC link error overvoltage DC link LED lights up
overcurrent DC link LED lights up
rising edge (low-high) on inhibit input LED lights up
Design and Operation
Instruction handbook b maXX 5000
Document No.: 5.09021.16
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