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PCT Auto-Test Box User Manual

1) Wiring for multi-ratio CT testing

Figure 2: Wiring for multi-ratio CT

Wiring connection for Multi-ratio CT testing (6 tap CT, no burden measurement, no primary

winding resistance measurement)

Warning: Feeding test voltage to a tap of a multi0ratio CT can cause life-threatening voltages

on other taps with higher ratios. Always connect all secondary taps to the PCT auto-test box

in order to guarantee safety during testing.

Содержание PCT Auto-Test Box

Страница 1: ...OWER CO LTD Any form of copy should obtain the consent of it This manual represents the technical status for the moment of publishing The product information description and specifications mentioned i...

Страница 2: ...PCT Auto Test Box User Manual 2 Content 1 Preface 3 2 Introduction and application 5 3 Hardware 6 4 Testing and wiring 8...

Страница 3: ...ld be carried on in the factory or the certified maintenance center General Strictly follow the five safety rules below Disconnect completely Secure from reconnection Verify that the installation is d...

Страница 4: ...CT auto test box into operation Use the PCT auto test box only in a technically sound condition and when its use is in accordance with the safety regulations for the specific job site and application...

Страница 5: ...multi coils with different ratios can be tested the same Burden and primary winding resistance measurement Using the PCT auto test box it is also possible to include burden and primary winding resist...

Страница 6: ...6 3 Hardware Figure 1 Box panel 1 Power socket 2 Power Switch 3 Communication port Reserved 4 S2 Switch X1 X6 B P 5 S1 Switch X2 X7 6 PCT testing system wiring ports 7 Primary port 8 CT wiring ports...

Страница 7: ...CT auto test box with PCT200i or PCT200Ai Cable 2 x 7 Connecting the secondary side of the CT to the PCT auto test box Cable 2x1 Connecting the primary side of the CT to the PCT auto test box Clamp x1...

Страница 8: ...include burden and or primary winding resistance measurement to the test without any need for wiring changes during the test procedure If you do not want to perform burden or primary winding resistan...

Страница 9: ...Multi ratio CT testing 6 tap CT no burden measurement no primary winding resistance measurement Warning Feeding test voltage to a tap of a multi0ratio CT can cause life threatening voltages on other t...

Страница 10: ...coil and multi ratio CT testing Figure 3 Wiring for multi coil CT testing Note When the 2nd coil ratio is tested please change the S1S2 to the correct position In Figure 3 change S1 to X6 or X7 chang...

Страница 11: ...Additional wiring for burden measurement Figure 4 Additional wiring for burden measurement Note Please refer to the PCT200 User Manual with the burden measurement wring connection while using PCT aut...