Power Utility Test & Measure Equipments
Test & Measure ...
 

AC HIGH VOLTAGE BREAKDOWN TESTER

 
TRANSFORMER UNIT                      CONTROL PANEL
TYPICAL SPECIFICATIONS FOR 50KV AND ABOVE OUTPUT MODELS:
INPUT 240 Volts AC  50 Hz singIe Phase.
OUTPUT     0 - 50 KV RMS AC 50 Hz. with one end at ground potential.
VOLTAGE SOURCE Double wound oil cooled H.T. Transformer
OUTPUT CONTROL  One Knob Control.
TRIP CURRENT adjustable 20 to 100 mA.
RATING   15minutes ON 15minutes OFF
METERING  KV 0-25-50 and mA 0-50-100.
  Accuracy : ± 4% of full scale deflection.
PROTECTION   Fuse, a fast acting dc relay isolates the H.T. when  H.T. current exceeds the set trip value.
INTERLOCKING  Zero - start interlocking for H.V. output.
AUXILIARIES 

Mains switch, fuses, indicating lamps for MAINS ON, HT.ON, AND H.T.OFF.

Push-buttons for  H.T.  ON  and H.T. OFF, contactor operated.

TERMINATION H.T. End on suitable Insulator and other end on earth potential.
ENCLOSURES  The unit will be in two parts:
  Control unit:  Houses switches, fuse, lamps, variac etc in a sheet metal case.
  HT. Transformer Unit:  H.T. transformer oil cooled with unidirectional rollers.
OPTIONS

: Digital meters

 : Motorized rise of voltage
: Multi range meters  : Audio Alarm
: Any other feature as required