Connecting Work Clamp And Gas/Air Supply; Electrical Service Guide - Unitor UPC 838 Owner's Manual

4-5. Connecting Work Clamp And Gas/Air Supply

2
3
4
From Gas/Air Supply
Rear of
Unit

4-6. Electrical Service Guide

Input Voltage
Input Amperes At Rated Cutting Capacity
Max Recommended Standard Fuse Rating In Amperes
Min Input/Grounding Conductor Size In mm
Max Recommended Input Conductor Length In Meters
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).
1
5
Circuit Breaker
Normal Operating
2
1
2
Connect work clamp to a clean,
paint-free location on workpiece, as
close to cutting area as possible.
.
3
4
5
Obtain hose with 3/8 in (9.5 mm) or
larger diameter and 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 5-2.
1 2
, Time-Delay
3
Work Clamp
Workpiece
Use only clean, dry air with 90
to 150 psi pressure.
Gas/Air Inlet Opening
Hose
Teflon Tape
Tools Needed:
5/8, 1-1/8 in
Ref. 803 640-A / 802 803-A
UPC 838
380 440
21.6 19.3
30 30
35 35
4 6 10
50 100 150
OM-202 515 Page 15