Technical Data PTC-12/630/1250A

Rated Voltage: 12KV
Rated Frequency: 50Hz
Rated Current: 630A/1250A
Rated Peak Current: 62.5 KA
Rated Short time current / 3 Sec: 25KA/3 Sec
Rated Making Current: 62.5 KA
Rated Breaking Current: 630 A
Impulse Voltage , Wave Shape: 1.2/50 MS

  1. To Earth 75 KV
  2. Between Poles 75 KV
  3. Between Open Contacts 85 KV

Power Frequency Test Voltage

  1. To Earth32 KV 32 KV
  2. Between Poles 32 KV
  3. Between Open Contacts

Dimensions (Ref . Drg. Enclosed)

  1. Between Poles (Centres) mm 210PP
  2. Between Open Contacts mm 120
  3. Between Live parts and Earth mm 120
  4. Arc Duration 5-20m.Sec

11KV SFU

11KV SFU / LBS
We have a prominent position in the market as a Switch Fuse Unit Supplier. Our Switch Fuse Unit consists of steatite porcelain re-wired fuses or the HBC fuse fittings. The Switch Fuse Unit consists of back operating and front operating handle. The Switch Fuse Unit is durable and reliable. Our Switch Fuse Unit is safe to use.

Legend

  • LBS Frame
  • Insulators
  • Brass Top Fixed Contact
  • GFN Moving Arm
  • Copper Moving Contact
  • Brass Bottom Fixed Contact
  • Main Switch Operating hole
  • Main Switch Indication
  • Earth Switch Operating hole
  • Earth Switch Indication
  • Main Switch On/Off Indication
  • HT HRC Fuse
  • Shunt Trip Coil