OVERVIEW
We offer a complete range of medium-voltage switchgear and control gear in accordance with the national and international standards in quality and safety. Our medium voltage portfolio of products includes air-insulated switchgear and ring main units.
Product Range
AIS – AIR INSULATED SWITCHGEAR
We provide a wide range of air-insulated switchgear products that are manufactured to meet the highest and latest international standards. These products are mainly used for control and protection in medium-voltage power circuits for industrial, commercial and utility installations.
12/17.5 KV metal clad switchgear
Technical Specifications:
- Air insulated Medium Voltage Metal clad switchgear, as per IEC 62271-200.
- Rated Voltage: 12/17.5 KV
- Main Bus Current Ratings: (630/1250/2000/3150) A
- Functional units: Incoming Feeder, outgoing Feeder, Bus Riser, Bus Section, Bus VT (Bus Earthling).
- Short circuit withstand current up to 31.5KA.
- Short circuit duration tsc=3 sec
- Frequency: 50/60 Hz
- Power frequency withstand voltage (for 1 min): 38 kV (rms.)
- Lightning impulse withstand voltage: (1.2/50 μs): 95kV (peak)
- Internal Arc Classification: AFLR (31.5KA/1s)
- Loss of Service continuity: LSC2B-PM
15 KV metal clad switchgear, type ANSI switchgear
Technical Specifications:
- Air insulated Medium Voltage Metal clad switchgear, as with ANSI/ IEEE C37.20.2
- Rated Voltage: 4.76 KV/8.2 KV/15KV
- Main Bus Current Ratings: (1200/2000/3000/3500) A and 4000A Forced Cooling
- Functional units: Incoming Feeder, outgoing Feeder, Bus Riser, Bus Coupler, with different breaker stacking configurations.
- Short circuit withstand current up to 50KA
- Short circuit duration tsc= 2 sec
- Power frequency withstand voltage: 60Hz – 1 min 19kV/36kV (rms.)
- Lightning impulse withstand voltage: 60kV/95kV (peak)
17.5 KV metal clad switchgear, type NES-H
Technical Specifications:
- Air Insulated Medium Voltage Metal Clad Switchgear as per IEC 62271-200
- Rated voltage: 17.5kV
- Main bus current ratings: (630/1250/3150/4000*) A, *4000A is forced cooling
- Functional units: Incoming Feeder, Outgoing Feeder, Bus Riser, Bus Section, Bus VT/Earthling
- Short circuit withstand current up to 40kA
- Short circuit duration (tsc): 3 sec
- Frequency: 60Hz
- Power frequency withstand voltage (for 1min): 38kV (rms.)
- Lightning impulse withstand voltage (1.2/50 μs): 95kV (peak)
- Internal arc classification: AFLR (40KA/1sec)
- Loss of service continuity: LSC2B-PM
17.5 KV metal enclosed switchgear, type ME6
Technical Specifications:
- Modular Extensible Air insulated Ring Main Units
- Rated voltage Ur = 17.5/24 KV
- Rated thermal current (at 40 °C) Ir= 630 A
- Short circuit withstand current: 25 KA
- Short circuit duration: 1 sec
- Power frequency Withstand voltage (1 min): 38/50 KV
- Lightning Impulse withstand voltage Up: 95/110/125 KV
- Loss of service continuity category (LSC) LSC2A
- Internal arc classified sides AFLR
- Degree of protection IP41
Functional units: Incoming /outgoing units, Transformer protection unit