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Table 3. Minimum recommended multi-core cable and fuse sizes for rectifier and bypass input and
UPS output cables (3 phase input, 3 phase output models)
UPS rating (kW)
Cable [mm
2
] *
Rectifier fuse [A]
Bypass fuse [A]
PE cable [mm
2
]
Maximum conductor cross section
Tightening torque [Nm]
* Minimum recommended
Table 4. Minimum recommended multi-core cable and fuse sizes for rectifier input, bypass input and
UPS output cables (3 phase input, 1 phase output)
UPS rating (kW)
Rectifier input, cable [mm
2
] *
Rectifier fuse [A]
Rectifier input, PE cable [mm
Bypass input and UPS output, cable
[mm2] *
Bypass fuse [A]
Bypass input and UPS output, PE
cable [mm
2
]
Maximum conductor cross section
Tightening torque [Nm]
* Minimum recommended
Table 5. Minimum recommended multi-core cable and fuse sizes for rectifier and bypass input and
UPS output cables (1 phase input, 1 phase output)
UPS rating (kW)
Cable [mm
] *
2
8
4x2.5
16
16
2.5
Solid/stranded wire 16 mm
Stranded wire with ferrule: 10 mm
1.6 Nm (L, N)
10 Nm for 16-35 mm
6 Nm for 4-10mm
2
wire (PE)
8
3x2.5
16
2
]
2.5
10
50
10
Solid/stranded wire 50 mm
Stranded wire with ferrule: 35 mm
3.5 Nm (L, N)
10 Nm for 16-35 mm
6 Nm for 4-10mm
2
wire (PE)
8
10
10
4x4
20
20
4
2
2
2
wire (PE)
10
3x4
20
4
16
63
16
2
2
2
wire (PE)
10
16
EN
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