3. Electrical Installation
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3.2.2 Main Circuit Cable Recommendations
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Main Circuit Cable Selection
Inovance recommends symmetrical shielded cable as main circuit cable, which can
reduce electromagnetic radiation of entire conductive system compared with four-
conductor cable
Figure 3-6 Symmetrical shielded cable is recommended
PE
PE conductor
and shield
Shield
Shield
PE
PE
Shield
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Power Input
● There are no phase sequence requirements for three-phase cable connections.
● Specification and installation of all external power cables must comply with local
safety regulations and relevant IEC standards.
● Install lter close to power input side of the AC drive with cable shorter than 30 cm.
Connect the ground terminal of lter and the ground terminal of the drive together to
the cabinet main grounding terminal.
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