HT Switchgear

ATS POWER LTD. H.T. panel boards are made of strong sheet at all sides with iron angles & channels welds together. The High Tension Switchgear confirm to IEC, BS, VDE, DIN & ANSI standard 8 equipped with Minimum Oil Circuit Breaker (MOCB), Vacuum Circuit Breaker (VCB) & Load Breaking Switch (LBS), They are designed in coordination to over voltage due to lightning & transients for highest system voltage of 12KV & current rating from 400Ato 1250A. Potential Transformer (PT), Current Transformer (CT), Ring Main Uni (RMU) & other components are imported from Germany, France Korea, Italy, India, Japan & Taiwan.

Basic Function:

  • High Voltage (11KV) Controlling or Switching
  • Protection (Over Load , Short Circuit, Earth Fault or any Electrical Fault
  • Status reading (current ,voltage ,frequency)

Basic Function:

  • High Voltage (11KV) Controlling or Switching
  • Protection (Over Load , Short Circuit, Earth Fault or any Electrical Fault
  • Status reading (current ,voltage ,frequency)

Main Features:

  • VCB, LBS, SF6 circuit breaker and switchboards are of optimized design considering Bangladeshi supply condition and ambient.
  • The Breaker and switchboard is of compact design , sturdy construction and simple in operation with a proven motorized spring operated mechanism.
  • Design ensures ease of operation, low cost maintenance and higher longevity.
  • Very high quality ring main unit (RMU) suitable for highly populated city like Dhaka for multiple feeders in incoming and outgoing are used.
  • Equipped with built-in mechanical interlocks for safety and the breaker compartment is so designed, that it ensures the inter chargeability with the identical circuit breakers .
  • The panels are fully compartmentalized and extensible on both sides
  • Adequate air clearance
  • FIXED TYPE & DRAW-OUT TYPE.

Standard Components

1. Lockable local/remote selector switch 

2. Breaker control switch 

3. Electrical indicators 

4. Metering and protective relay 

5. Alarm annunciation system 

6. Vacuum circuit breaker with metallic shutter assembly 

7. Spout assembly and fixed contacts 

8. Current and potential transformer 

9. PVC-sleeved copper/aluminium bus bars

10.Space heater with control

Key Features

1. Compartmentalised design

2. Design conforms to IS 3427/IEC 298 standards

3. Compact, sturdy, reliable, safe, and easy to operate VCB

4. Designed to withstand electrical impulses, thermal, and dynamic stresses

5. Meets IP4X degree of protection

6. Extendable from both sides of the panel

7. No access or exposure to live parts

8. Safety interlocks to prevent insertion and withdrawal of the VCB from the panel in its closed condition

9. Modern manufacturing techniques to ensure cost effectiveness, reliability, and long, trouble-free performance

10.Optional accessories

Specifications

Voltage class 3.3 kV to 33 kV panels

Current rating up to 1600A

Application – indoor & outdoor