Connecting 1-Phase Input Power - Miller Electric Spectrum 875 Auto-Line Owner's Manual

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4-13. Connecting 1-Phase Input Power

8
3
Tools Needed:
.
A complete Parts List is available at www.MillerWelds.com
1
=GND/PE Earth Ground
10
7
9
L1
1
L2
6
3
6
5
Installation must meet all National
and Local Codes − have only quali-
fied persons make this installation.
Disconnect and lockout/tagout in-
put power before connecting input
conductors from unit.
Always connect green or green/
yellow
grounding terminal first, and never
to a line terminal.
NOTICE − The Auto-Line circuitry in this
unit automatically adapts the power
source to the primary voltage being ap-
plied. Check input voltage available at site.
This unit can be connected to any input
power between 208 and 230 VAC without
removing cover
source.
1
Black And White Input Conductor
(L1 And L2)
2
Red Input Conductor
3
Green Or Green/Yellow Grounding
Conductor
4
Insulation Sleeving
5
Electrical Tape
Insulate and isolate red conductor as
shown.
6
Input Power Cord.
7
Disconnect Device (switch shown in
the OFF position)
8
Disconnect Device Grounding
Terminal
9
Disconnect Device Line Terminals
Connect green or green/yellow grounding
conductor to disconnect device grounding
terminal first.
Connect input conductors L1 and L2 to
disconnect device line terminals.
10 Over-Current Protection
Select type and size of over-current
protection using Section 4-11 (fused dis-
connect switch shown).
Close and secure door on disconnect
1
device. Remove lockout/tagout device,
and place switch in the On position.
2
4
conductor
to
supply
to relink the power
input1 20008−01 − 803 766-C / 805 159
OM-242 880 Page 19

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Questions and answers

Mursel
February 28, 2025

Miller plazma 875 sikakliq ışığının yanması sonrunu

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2 comments:
Mr. Anderson
February 28, 2025

The indicator lights on the Miller Electric Spectrum 875 Auto-Line plasma cutter provide status information:

- Power light flashing at two quick cycles with a one-second pause: Input power is above 300V AC or below 156V AC. A qualified technician should check the input power.
- Pre-charge PTCs overheated: Allow 15 minutes for the unit to cool.
- Pressure status light flashing at two quick flashes with a one-second pause for 15 seconds: Unit-regulated pressure is too high. Check input pressure (90-120 PSI). If the issue persists, a Factory Authorized Service Agent should inspect the unit. Reset the power switch.
- Pressure status light flashing steadily for 15 seconds or until the torch trigger is pressed: Regulated pressure is too low. Check for leaks in the torch and ensure input pressure is between 90-120 PSI during cutting.

These lights help diagnose power and pressure issues in the plasma cutter.

This answer is automatically generated

Mürsel
February 28, 2025

@Mr. Anderson Cihazı ise salarken sıcaklık ışığı yanıyor ve sönmüyor bu sorunda Cihazın işlemesini engelliyor. Soru şuki Cihazı işe salarken neden temp (sıcaklık ışığı) yanıyor ve bu sorunun çaresi ne? Bununla bağlı yardımcı ola bilen varmi??

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