TDR9000
™
Circuit Breaker Test System User’s Guide
72A-1898 Rev. A 11/01 A-99
Monday, November 26, 2001 1:09 pm
Mechanical
Motion
All the mechanical motion characteristics shown in Figure A.118 and
Figure A.119 on page A-100 are for the Main Contacts. These are the
same for the Main Contacts and the operating rod only when the Transfer
Function is 1:1 (”Transfer Function” on page A-58).
Figure A.118 Mechanical Motion Channels 1-3 Trip Operation Section (Continued)
MECHANICAL MOTION CHANNELS 1-3
TRIP OPERATION
| |
Specifications | Test results | Compare
| |
Average velocity in Open zone 1
Maximum 32.80 Ft/Sec | VEL. 1 35.40 Ft/Sec | Fail
Minimum 28.80 | VEL. 2 37.16 | Fail
Zone 1 2.170 in. to 12.0 mS | VEL. 3 36.27 | Fail
Average velocity in Open zone 2
Maximum 32.80 Ft/Sec | VEL. 1 33.28 Ft/Sec | Fail
Minimum 28.80 | VEL. 2 37.98 | Fail
Zone 2 2.170 in. to 3.170 in. | VEL. 3 33.57 | Fail
Total Travel
Expected 8.000 inches | TRAVEL 1 7.703 inches | Fail
Tolerance + 0.070 | TRAVEL 2 8.034 | Pass
- 0.130 | TRAVEL 3 7.852 | Fail
Trip 10/21/1993 13:11 C182 Tall Top Sub ABB ELF SP7-2 Page 1 of 3
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