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1662/1663/1664 FC
Users Manual
62
3. Before you do a loop impedance test, zero the test leads with . More
information about how to zero the test leads is on page 22.
4. Plug the mains test cord into the socket under test.
5. Press to select the RCD type and test type.
6. Select the nominal RCD fault current with .
Table 19. Auto Test Settings
F4
F2
F3
hwl057.eps
Push
Button
Action
1664 FC
1663
1662
Zero the test lead resistance offset
•
AUTO setting: AC (Ramp), A (Ramp), AC Auto, or A Auto
•
RCD current setting: 30 mA, 100 mA, or 300 mA*
*300 mA available for ramp test only
•
Select the appropriate insulation test voltage: 50 V, 100 V,
250 V, 500 V, and 1000 V
•
Start the Auto Test sequence
•
7. Use to select the insulation test voltage.
8. Press and release .
The primary display shows the Loop impedance Z
L
or the Line impedance
Z
I
. The secondary display shows the PEFC or the PFC (I
k
).The RCD will
trip and the Tester shows the trip current, and then the trip time. The
insulation tests start and you see the results when each test is done. The
beeper sounds with each completed test.
1.888.610.7664 sales@GlobalTestSupply.com
Fluke-Direct.com
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