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

DC HIGH VOLTAGE BREAKDOWN TESTER

 
TRANSFORMER UNIT                      CONTROL PANEL
TYPICAL SPECIFICATIONS FOR 30KV AND ABOVE OUTPUT MODELS:
INPUT 240 Volts AC  50 Hz singIe Phase.
OUTPUT     0 - 30 KV DC with one end at ground potential.
VOLTAGE SOURCE Double wound H.T. Transformer and rectifiers.
OUTPUT CONTROL  One Knob Control.
TRIP CURRENT adjustable 6 to 30 mA.
RATING   15minutes ON 15minutes OFF.
METERING  0-15-30 kV and 0-15-30 mA.
  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 and rectifers.
OPTIONS

: Digital meters

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