Tweco 1000 CE Merlin - Manuel (Page 15)

Manual 0-2731 2-1 INTRODUCTION
SECTION 2:
INTRODUCTION
2.01 Scope of Manual
This manual contains descriptions, operating instructions
and basic maintenance procedures for the Merlin 1000
Automated Plasma Cutting Power Supply (CE). Service
of this equipment is restricted to properly trained per-
sonnel; unqualified personnel are strictly cautioned
against attempting repairs or adjustments not covered in
this manual, at the risk of voiding the Warranty.
Read this manual thoroughly. A complete understand-
ing of the characteristics and capabilities of this equip-
ment will assure the dependable operation for which it
was designed.
2.02 Power Supply General
Description
This Power Supply is designed to cut most metals up to
1-1/4 inches (31.8 mm) using air, oxygen, nitrogen, or ar-
gon/hydrogen as the plasma gas. This system is also ca-
pable of satisfying many mechanized gouging applica-
tions.
The Merlin 1000 is designed to use the Maximizer 300
torch in automated applications. Torch will provide pierc-
ing and production cutting up to 1/2 inch (12.7 mm) and
maximum cut capacity of 1-1/4 inches (31.8 mm). The
torch is available in the following configurations:
• 180° Torch Head using 1-3/8 inch diameter Rack
and Pinion Mounting Assembly
• 70° or 90° Torch Head with Machine Mounting Point
NOTE
For more information about the Maximizer Torch,
refer to Instruction Manual 0-2710.
This unit provides 100 amp maximum output and in-
cludes all control circuitry, electrical and gas inputs and
outputs, pilot circuitry, torch leads receptacle and a 20
foot (6.1 m) work cable with ring terminal. All Merlin
1000 systems also include a CNC Interface Cable or Re-
mote Pendant Control.
NOTE
The power supply can be ordered in various op-
tions factory installed.
Refer to Section 2.04 for list of Power Supply Op-
tions and Accessories.
A-02157
Figure 2-1 Merlin 1000 Power Supply
The Extra-Cool TM Coolant supplied with the Power Supply can
be used in ambient temperatures down to 10° F (-12° C). If the
ambient temperature will be below 10° F (-12° C) then Ultra-
Cool
TM Coolant should be used. This coolant can be used in
areas where the ambient temperature drops to -27° F (-33° C).
A. Typical System
A typical system configuration will contain the follow-
ing:
• Power Supply
• 20 ft (6.1 m) Work Cable and Ring Terminal
• Maximizer 300 180° Torch with 25 ft (7.6 m) or 50 ft
(15.2 m) Lead length as ordered
• Maximizer 300 Spare Parts Kit
• CNC Interface Cable 25 ft (7.6 m) or 50 ft (15.2 m)
length as ordered or Remote Pendant Control
• Thermal Arc Coolant - 3 gallons
NOTE
Refer to Section 2.04 for complete list of Power Sup-
ply Options and Accessories.