Surge testing through capacitors. SKF Baker AWA-IV 4 kV, Baker AWA-IV 12 kV, Baker AWA-IV 12 HO, Baker AWA-IV Series, Baker AWA-IV 2 kV

Test procedures

Surge testing through capacitors

When Surge testing a motor, all capacitors should be removed or the ground should be lifted.

Otherwise, the capacitors will absorb the surge pulse, preventing it from entering the coils, and negating the diagnostic value of the test.

Figure 111. Removing capacitors from motor circuit to prevent surge pulse absorption.

PUB CM/I4 71-015 EN V13.2 Static Motor Analyzer—Baker AWA-IV User Manual 105

Test procedures

106 PUB CM/I4 71-015 EN V13.2 Static Motor Analyzer—Baker AWA-IV User Manual