Compact Sub-Stations (CSS)

In response to the customer demands for various applications, We offers qualitative range of PSS ( Package Sub-Stations) or CSS (Compact Sub-Stations) Transformer from 200 KVA to 2500KVA in 11 KV / 33 KV class conforms to IEC 62271-202 standards.

Compact Sub-Stations simplifies conventional substation design through compact arrangement in powder coated enclosure with IP Degree of protection. Substation housing is divided into three compartments I.e. HV, Transformer & LV compartment, with specially designed ventilation opening facilitates air circulation for enhanced cooking.

Technical Specification

HV Compartment

Transformer Compartment

LV Compartment

MV Switchgear – Ring Main Unit ( RMU)

Oil Immersed Transformer

LV Distribution Board

Vacuum/ SF6 Circuit Breaker, RMU & HV Fuse.

(Hermitically Sealed / Conventional Type) With OFTC / OLTC

LT Control Panel with Invomer ACB & Outgoing MCCB

RMU & Load Break Switch

Or 

APFC Panel

Protection & Metering Devices.

Dry Type Transformer (VPI)

LV Switch fuse unit

CT & PT for Metering / Protechtion.

Internal Lightning, Door Limit Swithches & Locking Arrangement 

Instrumentation and Metering

Internal Lightning, Door Limit Switches & Locking Arrangement