Package Substation (PSS / USS)
(Range 100KVA to 2000 KVA) - up to 33 KV
Package substation (PSS) is ready to use application power station, it save the time, space & money, there are following type of PSS are being manufacture under ATS :
- Type-1550: In this type of PSS capacity is 100 to 315 KVA voltage up to 33 KV
- Type-2000: In this type of PSS capacity is 400 to 1600 KVA voltage up to 33 KV
- Type-2400: In this type of PSS capacity is 500 to 2000 KVA with on load tap changer
PSS can be supplied with APFC or Metering system, also with several outgoings as per client requirement. RMU may be 1-way, 2-way or 3-way
Compact / Unit substations are self – contained units available in different designs and dimensions
Each unit comprises the following assemblies:
- One hermetically sealed transformer / Dry type Transformer.
- One metal clad SF6 / oil insulated ring main unit (1-Way- 3 way)
- One metal clad low voltage distribution panel
Special Features :
- Metal clad housing with Alu zinc or hot dipped galvanised steel
- Lockable doors
- Powder coated finis
- Lifting lugs
- Max. degree of protection – IP 5
- Sand ingress ventilation louver
Transformer:
- Hermetically sealed with corrugated fins or radiators
- Mineral Oil, Silicon fluid or Vegetable Oil
- Dry Type Transformer ( VPI & CRT)
- With & without OLTC & AVR Panel
HV Switchgear:
- SF6 insulated Ring Main Unit
- Oil insulated RMU
- Oil / SF6 Insulated load break switch
- Air or Vacuum insulated fused Load break switch
- Any one of the above can be offered.
LV Switchgear:
- Incoming breaker or insulator up to 5000A ( motorised or manual )
- Outgoing breakers / Fuse switches.
- Computerised load monitoring relay (on request)
- Instrument transformers and metering
Technical Parameters:
- KVA : Up to 2500
- Phases : Three
- HV rating : up to 33 kV
- LV rating : up to 1000V
- BIL : up to 200kV
- Vector group : Dyn 11 * (Other vector groups available on request)
- Frequency : 50 Hz, 60 Hz, 50/60Hz