4-4. Connecting 3-Phase Input Power

3

= GND/PE Earth Ground

4

7

2

 

 

L1

 

3

 

L2

5

 

6

L3

 

 

 

 

1

1

Tools Needed:

YInstallation must meet all National and Local Codes − have only quali- fied persons make this installation.

YDisconnect and lockout/tagout in- put power before connecting input conductors from unit.

YAlways connect green or green/ yellow conductor to supply grounding terminal first, and nev- er to a line terminal.

.The Auto-Link circuitry in this unit au- tomatically adapts the power source to the primary voltage being applied. Check input voltage available at site. This unit can be connected to any in- put power between 480 or 575 VAC without removing cover to relink the power source.

1Input Power Cord.

2Disconnect Device (switch shown in the OFF position)

3Green Or Green/Yellow Grounding Conductor

4Disconnect Device Grounding Terminal

5Input Conductors (L1, L2 And L3)

6Disconnect Device Line Terminals

Connect green or green/yellow grounding conductor to disconnect device grounding terminal first.

Connect input conductors L1, L2, and L3 to disconnect device line terminals.

7 Overcurrent Protection

Select type and size of overcurrent protec- tion using Section 4-2(fused disconnect switch shown).

Close and secure door on disconnect device. Remove lockout/tagout device, and place switch in the On position.

2/04 - Ref. 802 136-A

OM-216 244 Page 13

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Miller Electric 625 manual Connecting 3-Phase Input Power, = GND/PE Earth Ground Tools Needed