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Connect the power -15, Connect the power – Hypertherm HD4070 Rev.8 User Manual

Page 56

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INSTALLATION

0

HD4070

Instruction Manual

3-15

4070.02

L1 L2

L3

GND

Connect the Power

Note: Connect main power cable last if installing THC cables, for ease of installation.

1. Insert the power cable through the strain relief at the rear of the power supply.

2. Connect the ground lead (PE) to the GND terminal of TB1 as shown below.

3. Connect the power leads to the terminals of TB1 as shown below.

4. Check that the line disconnect switch is in the OFF position and remains in the OFF position for the

remainder of the installation of the HD4070 system.

5. Connect the power cord leads to the line disconnect switch following national or local electrical codes.

L1 = Black
L2 = White
L3 = Red
GND = Green/Earth Ground

WARNING

E

LECTRICAL SHOCK CAN KILL

T

he line disconnect switch must be in the OFF position before making the power cable connections.

In the U.S., use a "lock-out/tag-out" procedure until installation is complete. In other countries, follow
appropriate national or local safety procedures.

Line

Disconnect

Switch

Power

Cable

TB1