03 primary input power connections, 03 primary input power connections -2 – Tweco 51 with SL100SV CutMaster User Manual

Page 26

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INSTALLATION

3-2

Manual 0-4640

3

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 wiring requirements as specified in Section 2.03.

A. Connections to 208 / 230-Volt Power

The 208 / 230-Volt power supply includes a factory-installed input power cable and plug.

1. Check your power source for correct voltage before plugging in the unit.

2. Connect the input power cable (or close the main disconnect switch) to supply power to the system.

CAUTION

The primary power source and power cable must conform to local electrical code and the recommended circuit
protection and wiring requirements (refer to table in Section 2.03).

B. Connections to 400-Volt, 460-Volt, or 600-Volt Three-Phase Power

These Power Supplies are equipped with a four-conductor input power cable for three-phase input power. The 460-Volt Power
Supply will accept 460-VAC, Single-Phase input power with a change of input power cable.

1.

Check your power source for correct voltage before plugging in the unit.

2.

The input cable's outer covering is stripped back at the factory to expose the individual wires at the free end of the cable.

3.

Connect the ends of the individual wires to a customer supplied plug or main disconnect as follows:

CAUTION

The primary power source and power cable must conform to local electrical code and the recommended circuit
protection and wiring requirements (refer to table in Section 2 ). All the input cable wires must be connected for
three-phase operation.

• Green / Yellow wire to Ground.

• Remaining wires to L1, L2, L3 input.

4.

Connect the input power cable (or close the main disconnect switch) to supply power to the system.

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