4 tightening of base bolts, Figure 3.3 example with 400v/400kw enclosure, Tightening of base bolts – Yaskawa Varispeed-656 DC5 System Regen Converter User Manual

Page 14

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VS-656DC5 Enclosure Installation Manual

12 - 23

3.4 Tightening of Base Bolts

Tighten the base bolts (4 locations) to the enclosure after finishing the work up to item

3.3

.

Perform the base work by referencing the enclosure drawings provided from Yaskawa.

Figure 3.3

shows an example of installing a system inverter enclosure (VS-676H5) to the

right of this enclosure.

Main Circuit Lead-in Opening

(Converter Inputs R, S, T)

(Standard: Steel Plate)

Main Circuit Lead-in Opening

(Inverter Inputs U, V, W)

(Standard: Steel Plate)

Control Circuit Lead-in Opening

(Standard: Steel Plate)

Enclosure

System Inverter Enclosure

Base Bolt Aperture

(

φ

17

×

4))

Figure 3.3 Example with 400V/400kW Enclosure

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