HOST INTERNATIONAL PVT. LTD.


Salient features :
  • 1. Turn & Twist type contacts for creating high pressure contacts for higher current rating.
  • 2. Manual reduction gear or motor operating mechanism.
  • 3. Straight banging type contacts with Manual lever operating mechanism for low current rating.
  • 4. Vertical or horizontal terminal take-off arrangement.

  • Voltage class (kV.)   12 36 72.5 123 145 245
    Rate Current (Amps)   400 – 1250 400- 1650 800- 2000 800- 2000 800- 2000 800-3150
    Rated Short time Current(kA.rms) 16 25 31.5 40 40 40
    Rated peak with-stand current (kA. peak) 40 63 79 100 100 100
    Power frequency Dry & Wet withstand voltage (kV. rms) To earth & pole 28 70 140 230 275 460
    Across Isolating Distance 32 80 160 265 315 530
    Lightning Impulse withstand voltage (kV. peak) To earth & pole 75 170 325 550 650 1050
      Across Isolating Distance 85 195 375 630 750 1200
    Dimension A 254 508 762 1220 1472 2300
      B 450 650 870 1500 1500 2500
      C 600 900 1520 2100 2100 3100
      D 400 775 1070 1500 1750 2650
      E 750 1250 2000 2700 2700 4500