Containerised Solar Substation | Telawne Power Equipments Pvt. Ltd.



Containerised solar substation are designed for clustered solar parks where space and safety is a concern, and are of capacity 500KW to 20MW projects. Containerized substation is divided in three section or compartment— MV Breaker, Transformer and Inverters with DCDB. Containerised substations are designed in accordance with IS 14786 / IEC 61330 standards with degree of protection upto IP 43 for Transformer and Inverters compartments & upto IP 54 for MV breaker compartment.
Following are the dimensional and weight details for a typical11kV, Containerized substation with off circuit type Dry / Oil Cooled Transformer.
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Standard Fittings:
  • M.S./ CRC Sheet fabricated Enclosure as per IS 14786
  • Load Balancing Lifting Hooks
  • Collapsible hinge mounted doors
  • Rain water protection IP 54 for Breaker compartment
  • IP 43 for Transformer / Invertors compartments
  • For safety doors with alarm & tripping circuit
  • Inter connecting MV & LV cables or bus bars from Invertors to Transformer,Transformer to MV Breaker
  • Powder coated paint, for HV & LV equipments
  • Epoxy / PU paint, Shade - RAL 9003 or as per customer request
  • Illuminating lamps with MCB


Medium Voltage Compartment
MV Switchgear 11 to 33 kV
Type of Switchgear SFU / Circuit Breaker / RMU SF6
Insulation Medium Gas or Vacuum
Tripping Fuse / Relay
Short Circuit Rating 21 kA or as per customer requirement
Transformer Compartment
Type of cooling Dry Type VPI / Cast Resin
Rating Up to 2500 kVA
Voltage 11 or 33/0.350-0.350 kV or any specific
Phase / Frequency 3 Phase / 50 or 60 Hz.
Vector Group YNd11d11 or Dy11y11 or any specific.
Low Voltage Compartment
LV Switchgear ACB's, MCCB's with DCDB
Current Rating 200A & above in multiple range
Voltage 300 to 440 Volts in multiple Inputs to Transformer.
No. of Poles Single to Multiple. Robust & Compact Design
Short Circuit Rating ABB or SMA or Bonfiglioli or any as per customer requirement
  • Completely Factory built
  • Superior Aesthetics
  • Convenience in portability
  • Ready to install & Commission
  • Compact in size
  • Minimal maintenance
  • Ideally Suitable for on Grid Solar Projects
  • Tamper proof
  • Numerical Reverse Power Protection Relay
  • Numerical 3 pole Differential Relay