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180
TM 514 – COMMON RAIL TEST
Overcurrent before
the By-pass
E72
(LED Fault)
Flashes 4 times
(LED Ready) Off
Activates before the
closing of the By-pass
if the current is greater
than:
37.5 A for the models
up to 30 A;
200 A for the models
from 45 to 85 A;
260 A for the model of
130 A;
400 A for the models
from 171 and 200 A.
824 for the models
from 255 A to 412 A.
The time programmed
for the acceleration
ramp is shorter than
the actual acceleration
time.
Nominal motor current
higher than the
current that can be
supported by the Soft-
Starter.
Motor shaft is locked,
rotor blocked.
Power-on.
Reset key.
Auto-reset.
DIx.
Frequency out of
tolerance
Closed By-pass
contact or
shorted SCR’s
E77
(Fault LED)
flashes 6 times
(Ready LED) is
off
(LED Fault)
Flashes once
(LED Ready) Off
When the limit is
higher or lower than
the limits of 45 to 66
Hz.
The line frequency is
out of range.
When the Soft-
S motor are
being supplied by a
generator that is not
supporting the full
load or the start of
the motor.
Power-on.
Reset key.
Auto-reset.
DIx.
Closed By-pass
contact or shorted
SCR’s
E77
(Fault LED)
flashes 6 times
(Ready LED) is off
When the SSW-07
does not detect
voltage difference
between the input and
output
at the moment the
motor is switched off.
Bad contact in the
bypass cables.
By-Pass contacts
are welded.
Short-circuited
thyristor.
Input and output
external shortcircuit.
Disconnected motor.
Power-
on.
Reset
key.
DIx.
Source: Soft-Starter SSW-07 User's Manual
