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3-14 Receiving & Installation MN722

Figure 3-2 Configuring the Control Transformer for 380 - 400 VAC Installation

Contactor Transformer

Only size E and F controls require a change of the contactor transformer tap.

See Figure 3-3. Use the taps (H1 to H5) that are correct for the input voltage.

Figure 3-3 Contactor Transformer Tap Change (380 -400VAC Input)

380VAC

440VAC

550VAC

600VAC

Voltage Taps

380

440-460

550

600

H1 − H2

H1 − H3

H1 − H4

H1 − H5

Frequency

50 / 60

Size G+and H control procedure: (Refer to Figure 3-4.)

Control Transformer

1. Be sure drive operation is terminated and control is disabled.

2. Remove all power sources from the control. If power has been applied, wait at

least 5 minutes for bus capacitors to discharge.

3. Remove or open the front cover. Locate the control transformer fuse block

(see Figure 3-1).

4. Remove the wires from the two right side terminals (460VAC connection).

5. Place the wires on the center terminals as shown (380VAC connection).

6. Install or close the front cover.

Figure 3-4 Configuring the Control Transformer Fuse Block for 380 - 400 VAC Installation

460VAC

Connection

380-400VAC

Connection

For Fuse Block, location

refer to Figure 3-1.

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Vector 750 Watt Power Inverter Spezifikationen Seite 25