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If the units are equipped with GI module (which is standard for “LT” injection models), there are also other components
installed in an additional plate at the bottom left side of the electric box
Opened electric box
(i-HP 0260 / i-HP 0270)
The GI module is installed as shown for the electric box i-HP 0250 model’s electric box.
7.7.2
Power supply’s terminal block
The power supply of the units is 3-Ph/N/PE 400V, 50Hz. The power cables should be brought inside the electrical panel of the unit
and connected to the disconnecting switch inside the electric panel itself, in the bottom at the left, as shown in the following figure:
Electrical wiring has to be done only by qualified personnel.
Support board
Transformer
Terminal block
Transformer
Disconnecting
switch with door
lock
Cables’ c
onduits
On-board terminal block
and user’s terminal block
Fuses support
Contactors
Support board
Driver board
(one for each
inverter
compressor
EMI filters
Power supply
board
User display
Inductance
Resistance