GT300 Installation
IMGT30017EN 27
SVGT 12/18 Pulse
Figure 3A.3.1B GTA2 Power Wiring Diagram
WARNING
a) Instead of disconnect switch and fuses, it is possible to use a circuit breaker with a rating
1.2*I
m
and with adjustable magnetic trip (5 to10*I
n
).
b) In case of external ground fault protection, use a device less sensitive to high frequencies in
order to avoid false trips. The threshold current should be greater than 200mA and the
triggering time shall be at least 0.1s.
c) If a contactor must be foreseen between drive and motor, this must be operate with the drive
disabled only.
REACTORS
OUTPUT
OPTION
TRANSFORMER
BRAKING
RESISTOR
TH
FU
INPUT
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