American Power Conversion 250 A manual Preparing the breakers for installation

How to Add Sub-Feed Output Distribution Circuit Breakers to the ATS

Preparing the breakers for installation

Certain breakers require preparation before installation onto their adapter module. Preparation procedures are described below. The identified parts are included with your circuit breaker kit.

ABB T1 single-pole breaker

Input

Bracket Adapter

Output

Slide the bracket adapter onto the output side of the T1 single-pole breaker. The bracket adapter is used to attach the breaker to its adapter module.

ABB T1 three-pole breaker

Input

Output

The T1 three-pole breaker requires no additional preparation.

ABB T3 three-pole breaker

Square

M8 Washer M8 Nut Retainer

Square

Nut

M8 Bolt

Input

Saddle Lug Retainer

Saddle Lug

Output

The input and output sides of the T3 three-pole breaker require preparation:

On the input side, follow these steps for each of the three pole positions:

1.Place an M8 square nut into a square nut retainer, then insert the retainer into the pole position.

2.Slide an M8 washer onto an M8 bolt, then insert the bolt into the pole position by loosely attaching it to the M8 square nut that was installed in the previous step.

On the output side, follow these steps for each of the three pole positions:

1.Slide a saddle lug into the pole position. You may need to loosen the bolt in the lug.

2.Insert a saddle lug retainer into the pole position.

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