doble TDR9000, User Manual, Page: 270 / 454

Test Plan Items
A-70 72A-1898 Rev. A 11/01
Monday
, November 26, 2001 1:09 pm
6.12 A through the probe produces the following outputs:
• 10 A corresponds to 1 V
• 6.12 A corresponds to V
out
• V
out
= 6.12/10 = 0.612 V
This voltage is interpreted by the TDR9000 on the 20 A scale as:
• 2 V corresponds to 20 A
• 0.612 V corresponds to I
2
• I
2
= 0.612 x 20/2 = 6.12 A
Contact Timing
Parameters
Figure A.82 shows the Contact Timing parameters and specifications
available for Circuit Breaker Main Contacts.
Figure A.82 Main Contact Timing: –
Open Parameters and Specifications