Tweco 20mm Cutmaster - Manual (Page 23)

CUTMASTER 20mm
Manual 0-5078 3-1 INSTALLATION
SECTION 3 SYSTEM:
INSTALLATION
3.01 Unpacking
1. Use the packing lists to identify and ac-
count for each item.
2. Inspect each item for possible shipping
damage. If damage is evident, contact
your distributor and / or shipping company
before proceeding with the installation.
3. Record Power Supply and Torch model
and serial numbers, purchase date and ven-
dor name, in the information block at the
front of this manual.
3.02 Lifting Options
The Power Supply includes a handle for hand
lifting only. Be sure unit is lifted and transported
safely and securely.
!
WARNING
Do not touch live electrical parts.
Disconnect input power cord before moving unit.
FALLING EQUIPMENT can cause serious personal
injury and can damage equipment.
HANDLE is not for mechanical lifting.
• Only persons of adequate physical strength
should lift the unit.
• Lift unit by the handles, using two hands.
Do not use straps for lifting.
• Use optional cart or similar device of ad-
equate capacity to move unit.
• Place unit on a proper skid and secure in
place before transporting with a fork lift or
other vehicle.
3.03 Primary Input Power
Connections
CAUTION
Check your power source for correct voltage
before plugging in or connecting the unit. The
primary power source, fuse, and any extension
cords used must conform to local electrical code
and the recommended circuit protection and wir-
ing requirements as specified in Section 2.
All units are shipped from the factory with a
380/400Volt input power cable wired to the input
contactor in the three - phase configuration. The
following illustration and directions are for re-
placing the input power cable.
Art # A-08546
Three-Phase (3ø) and Jumper Settings
L1
L2
L3
L4
Jumper L1 -L4 L1
L2
L3
GND
L4
Three Phase Input Power Wiring
A. Connections to Three Phase Input Power
WARNING
Disconnect input power from the power supply
and input cable before attempting this procedure.
These instructions are for replacing a 380/400V
input power cable to the Power Supply for Three -
Phase input power.
1. Remove the Power Supply cover per in-
structions found in section 5.
2. Disconnect the original input power cable
from the main input contactor and the
chassis ground connection.
3. Loosen the through - hole protector on the
back panel of the power supply. Pull the
original power cable out of the power sup-
ply.