33 KV CT-PT Metering Unit
Macroplast manufactures CT-PT combined metering units used for "3 phase 3 wire metering system" or for 3 Phase 4 wire metering system
Advantages of CT-PT combined metering units over single phase units are
- Compact unit, easier to handle
- Less in weight and volume compared to 5/6 single phase units
- Low costs. Combined units are approximately 30-40% cheaper Viz-a- Viz 5/6 single phase units.
- Manufactured in accordance with specification laid down in IS : 2705 / IEC 185 & IS : 3156 / IEC 186.
- The CT/PT Combined Unit comprises 2 Nos. or 3 Nos. CTs and 1 No. Three phase PT.
- Insulation could be with Kraft paper Cast as per Customers requirements.
- The PTs could be Solidly Earthed or Floating type.
- The Combined Unit is cost saving as it is used in place of 3 Nos. Single phase CTs and 3 Nos.
- Single Phase PTs. The cost is approx. 50%.
- The CT/PT Combined Unit could be designed with 6 Nos. Primary terminal & 6 Nos. Insulators (3 Incoming and 3 Outgoing). Or 6 Nos. Primary terminal & 3 Nos. Insulators.