Owner's manual

CT-7500 S2 USER’S MANUAL REV 2

3.1.13. Setting the Open Timing Analysis Points

Two analysis points are used to calculate the velocity of the circuit breaker in the open

operation. To configure the OPEN timing analysis points:

a. Start from the “START-UP” menu:

Press the [3] key (SETUP).

b. The following screen will be displayed:

Press the [1] key (ANALYSIS POINTS).

c. The following screen will be displayed:

Press the [1] key (OPEN TIMING).

d. The following screen will be displayed:

1. PERCENT OF STROKE

Press the [1] key (PERCENT OF STROKE) to set the open analysis point #1 as a

percentage of the total stroke value.

NOTE

Percentage of stroke is the distance based upon the percentage of the total

breaker’s stroke distance. The distance is always measured from the starting

point at the fully closed position of the breaker contacts.

OPEN ANALYSIS PT 1

1. PERCENT OF STROKE

2. DIST FROM CLOSE

3. CONTACT #1

1. OPEN TIMING

2. CLOSE TIMING

3. PRINT SETTINGS

4. TEST PLANS

1. ANALYSIS POINTS

2. MEASUREMENT UNITS

3. SAVE / RESTORE

4. NEXT PAGE

1. TIME BRKR 02/17/11

2. GET RSLT 09:04:05

3. SETUP

4. DIAGNOSTICS