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MIL-DTL-17587 Circuit Breakers, Acb, Low Voltage, Electric Power, Air, Removable Construction, General Specification ForThis specification covers ACB, low voltage, electric power, air circuit breakers with removable construction, their stationary component \(cradle\), and attachments for shipboard use.

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MIL-DTL-17587C(SH)

TABLE V. Qualification and comparison test schedule and sequence /1 - Continued.

Test

Inspection

Requirement

Verification

number

3.4.12.4

4.5.5.1.3.1

5A(3)(a)

Manual cycling and mechanical position indicator

3.4.17.11

operation

3.4.12.5

4.5.5.1.3.2

5A(3)(b)

Anti-rolling verification

3.4.12.4

4.5.5.1.3.3

5A(3)(c)

Cradle strength

3.4.12

4.5.5.2

Rack-in (circuit breaker initially in the withdrawn position and

closed)

3.4.12.3

4.5.5.2.1

5B(1)

Disconnect position:

3.4.17.14

4.5.5.2.1

5B(1)(a)

Rack-in/rack-out position indicator operation

3.4.17.15

4.5.5.2.1

5B(1)(b)

Cell switch operation

3.4.12.3

4.5.5.2.1

Manual cycling and mechanical position indicator

3.4.17.11

operation

3.4.12.5

4.5.5.2.1

5B(1)(c)

Anti-rolling verification

3.4.12.2

4.5.5.2.2

5B(2)

Test position:

4.5.5.2.2

3.4.12.2

5B(2)(a)

Main contact de-energization, rack-in/rack-out

3.4.17.14

indicator operation, and withdrawal interlock mechanism

3.4.11

operation

3.4.17.15

4.5.5.2.2

5B(2)(b)

Cell switch operation

3.4.12.2

4.5.5.2.2

5B(2)(c)

Electrical cycling and mechanical position indicator

3.4.17.11

operation

3.4.12.2

4.5.5.2.2

5B(2)(d)

Manual cycling and mechanical position indicator

3.4.17.11

operation

3.4.12.5

4.5.5.2.2

5B(2)(e)

Anti-rolling verification

3.4.12.1

4.5.5.2.3

5B(3)

Connect position:

3.4.12.1

4.5.5.2.3.1

5B(3)(a)

Main contact energization and rack-in/rack-out

3.4.17.14

indicator operation

3.4.17.15

4.5.5.2.3.2

5B(3)(b)

Cell switch operation