Rockwell-automation DC3E Non-Regenerative DC Drive User Guide 1/4 - 2 Uživatelský manuál stáhnout pdf (Strana 34)

6. Turn the slotted screw clockwise until tight to secure the

front cover.

7. Set the POWER switch to the OFF position before

applying the AC line voltage.

Heat sinking

The enclosed DC3N drive contains sufficient heat sinking

in its basic configuration. No additional heat sinking is

necessary when installed in accordance with the guidelines

specified in this manual.

Line fusing

Installation

ATTENTION: Most code requires that upstream

branch protection be provided to protect input power

wiring. Failure to observe this precaution could result in

severe bodily injury or loss of life.



This DC3N model has 15-amp line fuses preinstalled on

fuse holders 501 and 502 (FU501 and FU502). When

replacing the line fuses, use fast acting fuses rated for 250

VAC or higher. See Figure 3, page 6, for fuse holder

location, and Table 1, page 13, for recommended line fuse

sizes.

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Rockwell-automation DC3E Non-Regenerative DC Drive User Guide 1/4 - 2 Uživatelský manuál Strana 34