Connecting Work Clamp And Gas/Air Supply; Electrical Service Guide - Miller Electric Spectrum 3080 Owner's Manual

3-5. Connecting Work Clamp And Gas/Air Supply

2
3
4
From Gas/Air Supply
Rear of
Unit

3-6. Electrical Service Guide

Input Voltage
Input Amperes At Rated Output
Max Recommended Standard Fuse Rating In Amperes
Min Input Conductor Size In AWG/Kcmil
Max Recommended Input Conductor Length In Feet (Meters)
Min Grounding Conductor Size In AWG/Kcmil
Reference: 1999 National Electrical Code (NEC)
1 Choose a circuit breaker with time-current curves comparable to a Time Delay Fuse.
2 "Time-Delay" fuses are UL class "RK5" .
3 "Normal Operating" (general purpose − no intentional delay) fuses are UL class "K5" (up to and including 60 amp), and UL class "H" ( 65 amp and
above).
OM-2225 Page 12
1
5
Circuit Breaker
Normal Operating 3
1
2
Connect work clamp to a clean,
paint-free location on workpiece, as
close to cutting area as possible.
.
3
4
Use hose with an inside diameter of
at least 3/8 in. If hose is over 40 ft
(12.2 m) in length, use hose with 1/2
in inside diameter.
5
Obtain hose with 1/4 NPT right-
hand thread fitting. Wrap threads
with teflon tape (optional) or apply
pipe sealant, and install fitting in
opening. Route hose to gas/air
supply.
Adjust gas/air pressure according
to Section 4-2.
Single Phase
230
63
1 2
70
, Time-Delay
100
8
71
(22)
8
Work Clamp
Workpiece
Use only clean, dry air supply
with 90 to 150 psi pressure.
Torch requires 80 psi pressure.
Gas/Air Inlet Opening
Hose
Teflon Tape
Tools Needed:
5/8, 1-1/8 in
Ref. 803 640-A / 802 201-B
Three Phase
230 460
35 18
40 20
50 25
10 14
97 152
(30) (46)
10 14