3 overcurrent relay and cable cross-sections, 4 dimensions, Overcurrent relay and cable cross-sections – Lenze 8250 series Brake unit User Manual
Page 19: Technical data
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Technical Data
3-4
8250BA0903
3.3.3
Overcurrent relay and cable cross-sections
With a cable cross section of the feeding inverter of > 2.5 mm
2,
the cable can be protected via overcurrent relay.
The cable cross-sections used must meet the valid regulations.
We recommend:
Type
Input +UG, -UG
Overcurrent relay
Cable cross-section
[A]
[mm
2
]
8251
not required
1.5
8252
not required
1.5
8253
max 12 *
2.5
* depending on the brake resistor
3.4 Dimensions
The dimensions of the brake units depend on the mechanical
installation (see chapter 4.1)
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