ADTRAN SLC-5 U-BR1TE III User Manual download pdf (Page 26)

Chapter 2. Installation

2-2

TSU 100 User Manual 61202052L1-1

Power Connection

Each TSU 100 is equipped with a captive eight-foot power cord,

terminated by a three-prong plug which connects to a

grounded power receptacle.

Power to the TSU 100 must be from a grounded 90-120 VAC, 50/

60Hz source.

GROUNDING INSTRUCTIONS

Grounding instruction information from the Underwriters' Lab-

oratory UL 1950 3rd Edition, is provided in this section.

An equipment grounding conductor that is not smaller in size

than the ungrounded branch-circuit supply conductors is to be

installed as part of the circuit that supplies the product or sys-

tem. Bare, covered, or insulated grounding conductors are

acceptable. Individually covered or insulated equipment

grounding conductors shall have a continuous outer finish that

is either green, or green with one or more yellow stripes. The

equipment grounding conductor is to be connected to ground

at the service equipment.

The attachment-plug receptacles in the vicinity of the product

or system are all to be of a grounding type, and the equipment

grounding conductors serving these receptacles are to be con-

nected to earth ground at the service equipment.

A supplementary equipment grounding conductor shall be

installed between the product or system and ground that is in

addition to the equipment grounding conductor in the power

supply cord.

The supplementary equipment grounding conductor shall not

be smaller in size than the ungrounded branch-circuit supply

conductors. The supplementary equipment grounding conduc-

tor shall be connected to the product at the terminal provided,

and shall be connected to ground in a manner that will retain

the ground connection when the product is unplugged from

the receptacle. The connection to ground of the supplementary

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ADTRAN SLC-5 U-BR1TE III User Manual Page 26