4-10. Connecting Input Power

 

1

 

For Models Supplied With Plug

 

 

 

Y Disconnect and lockout/tag-

 

 

 

 

out input power before instal-

 

 

 

 

ling receptacle.

 

 

 

Y Have only qualified persons

 

 

 

 

make this installation. See

 

 

 

 

rating label in Section 4-4, and

 

 

 

 

be sure to supply correct in-

 

 

 

 

put power.

 

 

 

1

Proper Receptacle

 

 

3

 

(User-Supplied)

 

 

Receptacle must comply with appli-

 

 

 

 

 

 

cable codes.

 

 

 

2

Input And Grounding

 

 

 

 

Conductors

2

 

See size and length using Section

 

 

 

4-7.Conductors must comply with

 

 

 

applicable codes.

1

 

3 Over-Current Protection

 

Select type and size of over-current

 

 

 

 

 

 

protection using Section 4-7.

4

 

4

Plug

 

Connect plug to properly installed

 

 

 

 

 

 

receptacle.

 

 

 

Or

For Models Not Supplied With Plug

1

 

 

 

 

 

 

Y Installation must meet all National and

 

 

 

 

 

Local Codes − have only qualified per-

 

 

 

 

 

sons make this installation.

2

 

 

=GND/PE Earth Ground

Y Disconnect and lockout/tagout input

 

 

 

power before connecting input con-

 

 

 

 

 

ductors from unit.

 

 

 

 

Y Always connect green or green/yellow

6

 

 

 

 

conductor to supply grounding termi-

 

 

 

 

 

nal first, and never to a line terminal.

1

 

 

 

1

Line Disconnect Device (Switch Shown

 

 

 

 

 

In Off Position)

 

 

 

 

2

Disconnect Device Grounding Terminal

 

 

 

 

3

Green Or Green/Yellow Grounding

 

4

 

 

 

Conductor

 

 

 

Connect green or green/yellow grounding

 

 

 

 

L2

 

 

 

conductor to disconnect device grounding ter-

 

5

 

minal first.

L1

 

 

4

Disconnect Device Line Terminals

 

 

 

 

 

 

 

 

5

Black And White Input Conductors L1

3

 

 

 

 

And L2

Connect input conductors L1 and L2 to dis- connect device line terminals.

6 Over-Current Protection

Select type and size of over-current protection using Section 4-7(fused disconnect switch shown).

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

Ref. 802 246

OM-316 Page 19

Page 23
Image 23
Miller Electric 300, 225 manual Connecting Input Power