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Power supply requirements, Availability, Full-load current rating – Southbend 14" Turn-X Toolroom Lathe SB1039 User Manual

Page 19: Circuit requirements

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For Machines Mfg. Since 5/11

14" TURN-X

®

Toolroom Lathe

-17-

P R E P A R A T I O N

Power Supply
Requirements

Availability

The full-load current rating is the amperage

a machine draws at 100% of the rated output

power. On machines with multiple motors, this is

the amperage drawn by the largest motor or sum

of all motors and electrical devices that might

operate at one time during normal operations.

The full-load current is not the maximum

amount of amps that the machine will draw. If

the machine is overloaded, it will draw additional

amps beyond the full-load rating.

If the machine is overloaded for a sufficient

length of time, damage, overheating, or fire may

result—especially if connected to an undersized

circuit. To reduce the risk of these hazards,

avoid overloading the machine during operation

and make sure it is connected to a power supply

circuit that meets the requirements in the

following section.

Full-Load Current Rating

SB1039 Full-Load Rating ................ 14.4 Amps

SB1052 Full-Load Rating ................ 14.4 Amps

Circuit Requirements

For your own safety and protection of property,

consult an electrician if you are unsure about

wiring practices or applicable electrical codes.

Note: The circuit requirements in this manual

are for a dedicated circuit—where only one

machine will be running at a time. If this

machine will be connected to a shared circuit

where multiple machines will be running at

the same time, consult a qualified electrician to

ensure the circuit is properly sized.

A power supply circuit includes all electrical

equipment between the main breaker box or fuse

panel in your building and the incoming power

connections inside the machine. This circuit

must be safely sized to handle the full-load

current that may be drawn from the machine for

an extended period of time. (If this machine is

connected to a circuit protected by fuses, use a

time delay fuse marked D.)

This machine is prewired to operate on a 220V

power supply circuit that has a verified ground

and meets the following requirements:

Serious injury could occur if you connect

the machine to power before completing the

setup process. DO NOT connect to power until

instructed later in this manual.

Nominal Voltage ............................... 220V/240V

Cycle .............................................................60 Hz

Phase ....................................................... 3-Phase

Circuit Rating....................................... 20 Amps

Cord ........."S" Type, 4-Wire, 12 AWG, 300 VAC

Plug/Receptacle ............................ NEMA 15-20

Before installing the machine, consider the

availability and proximity of the required power

supply circuit. If an existing circuit does not meet

the requirements for this machine, a new circuit

must be installed.

To minimize the risk of electrocution, fire,

or equipment damage, installation work and

electrical wiring must be done by an electrician

or qualified service personnel in accordance with

all applicable codes.