Equipped with a 5 range current meter scaled 0 1 dc microamps for accurate current.
Dc high voltage test set.
Hv tester 25 high voltage generator.
Abt series test sets are ideal for testing medium voltage electrical components and apparatus.
High pot testers 3kv 4kv ac hipot.
Voltage divider gdfr r series high voltage dc digital meter voltage divider gd 605 ac impedance tester gd 605 generator ac impedance tester gtb series dry type testing transformer gtb series dry type.
The pts 100 and pts 100f are combination high voltage dc proof tester and megohmmeter.
Generally dc high voltage test sets are available in one unit upto 35kv and sets of higher output voltage are commonly manufactured in two units i e.
The control unit transformer rectifier unit.
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For example for a 1500 v ac voltage the equivalent dc voltage to produce the same amount of stress on the insulation would be 1500 x 1 414 or 2121 v dc.
Portable high voltage test set for d c.
At the end of the test period set the test set voltage to zero allow the residual voltage on the circuit to decay disconnect the power supply and then ground and drain the conductor just tested.
Most hvi models offer a higher output current than competitors products for quicker charging of capacitive loads like cables.
Gdzg 300 dc hipot test set gdtf hvc ac resonant test system gdtf hvc ac resonant test system for cables.
Therefore if we use dc test voltage we ensure that the dc test voltage is under root 2 or 1 414 times the ac test voltage so the value of the dc voltage is equal to the ac voltage peaks.
Alt series test sets are designed for testing aerial lift devices bucket trucks but can also serve as portable versatile all purpose ac testers with an output of 0 60 120 kv ac 7 kva ideal for field plant and substation testing.
70 120 160 kv dc dielectric test sets.
The pts series combine high voltage dc hipots and hv megohmmeter instruments offering two important tests within one unit users can perform high voltage dc hipot proof and current leakage testing as well as resistance measurement testing.
Dielectric strength and insulation resistance testing are combined into one instrument saving time money size and weight.
This transformer rectifier unit are made cascaded type above 80kv.