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Issue 12/02
2 Installation
Adaptation of fan voltage (only for framesize FX and GX)
A transformer is installed to adapt the existing line voltage to the fan voltage.
It may be necessary to reconnect the transformer terminals on the primary side to
coincide with the existing line power.
0V 1L380V
1L400V 1L440V
1L480V
-
Connect according input voltage
Figure 2-12 Adaptation of fan voltage
CAUTION
If the terminals are not reconnected to the actually present line voltage, the fan
fuses can blow.
Replacement for fan fuses
Frame size
Fuses (2 each)
Typ
FX (110 kW VT)
1A
Cooper-Bussmann FNQ-R-1, 600 V
FX (132 kW VT)
2,5 A
Ferraz Gould Shawmut ATDR2-1/2, 600 V
GX (160-250 kW VT)
4A
Ferraz Gould Shawmut ATDR4, 600 V
MICROMASTER 430 Operating Instructions
6SE6400-5AE00-0BP0
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