Cable section recommended for input/output wires
(unipolar cables in PVC laying in the air with operating temperature of 70°C)
Model
3 101 73/75
3 101 74/76
3 101 77
3 101 78
CAUTION
The choice of the type and section of the connecting wires must be done as indicated in the
National standards where the UPS is installed and it is the responsibility of the installation engineer.
2. Position the UPS so that the cooling fans are not obstructed and keep a clearance of 20 cm
beyond the UPS rear panel.
3. Connect the output cables to the loads, ensuring that the breakers of the various loads are in
the OFF position.
4. Connect the UPS input cables to a distribution panel with a suitable voltage and current.
TB1: output
L21-N22: output line connection
G2: output ground connection
TB2: input
L12-N1: input line connection
L11-N1: bypass line connection (only for the
UPS 3 101 77 that is dual input. If there is
not a separate bypass line, it is necessary to
connect L11 to L12)
G1: input ground connection
N1-T-S-R: three-phase input line connection
(only for the UPS 3 101 78)
Maximum current
27.5 A
33 A
56 A
54.3 A
DAKER DK Plus
5 kVA - 6 kVA - 10 kVA
Conductor section
AWG #10 or 6 mm
AWG #10 or 6 mm
AWG #6 or 16 mm
AWG #6 or 16 mm
2
2
2
2
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