Cooper Lighting S280-79-10 Power Supply User Manual


 
Test Close Circuit Disable Fuse
This test is only applicable to Form 5 LS controls and stan-
dard Form 5 controls below Serial Number 3000.
1. Set KMET Fault Switch S2 to OFF.
2. CLOSE the Form 5 control.
3. Remove Close Circuit Disable fuse.
4. Adjust fault current to 200 percent or 200 mil-
liamperes.
5. Set KMET test set Fault Current Switch S2 to fault
position. The control will trip once.
6. Verify that it is not possible to close the Form 5 control.
7. Replace Close Circuit Disable fuse.
8. Verify it is now possible to CLOSE the Form 5 control.
Verify Instantaneous Demand
Metering
1. Enable GROUND TRIP BLOCK (LED on).
2. Set KMET switch S2 to OFF.
3. Set KMET Phase Selector S5 to A.
4. Set KMET Variac to zero.
5. Set KMET switch S4 to the 100 milliampere range.
6. CLOSE Form 5 control.
7. Set KMET switch S2 to ON.
8. Set KMET Variac to read 80 milliamperes.
9. Scroll the Form 5 LCD screen to screen 1.
10. Verify Instantaneous metering on Phase A and
Ground reads 80 milliamperes.
11. Set KMET Phase Selector S5 to B.
12. Verify Instantaneous metering on Phase B and
Ground reads 80 milliamperes.
13. Set KMET Phase Selector S5 to C.
14. Verify Instantaneous metering on Phase C and
Ground reads 80 milliamperes.
Kyle Form 5, Form 5 UDP, Form 5 DC NOVA Recloser Control Installation and Operation Instructions
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