Vacuum Circuit Breaker

Introduction

We specialize in providing complete design, build and project management of medium Voltage Indoor and Outdoor VCBs and Retrofit solutions for electrical distribution power systems. Since 1975, we have earned a unique reputation for product quality, technical expertise and excellent customer service. Currently focused on Retrofit & Service Offerings and special projects.

S&S Power has been designing, manufacturing and installing vacuum retrofit circuit breakers (and conducting switchgear refurbishments) for more than 25 years and is considered a specialist in this field. Through our extensive experience, S&S Power have developed methods to combat aging equipment by utilizing modern manufacturing methods, paired with cutting edge 3D printing techniques.

Retrofit activities involve rehabilitation of aged breakers into modern units satisfying client’s cubicle requirements through proper assembling & installing.

WITH VOLTAGE RANGE UP TO 36KV, CURRENT RANGE UP TO 2000A

  • Improved insulated frame with Superior anti-tracking characteristics & MechanicalStrength.
  • Reduction in number of parts (50% of that of previous model).
  • High Mechanical & Electrical life compare with aged CB.
  • Retrofit Electromechanical relays to Numerical relays.
  • Servicing of existing component in Panel Chambers such as CT, CABLE and vermin proofing.
  • Increased the current carrying capacity of BUSBAR and VCB..
  • Replace Air, Oil, SF6 by Vacuum Truck / Cassette.
  • MV component replacement in panel.
  • Other makes Outdoor pole retrofit in outdoor.
  • Other makes mechanism retrofit in outdoor.

Advantages of Retrofit Vacuum Circuit Breakers

  • Significant reduction in time and resources needed for planning, compared with complete switchboard
  • replacement
  • Considerable overall cost savings compared with switchboard replacement
  • Enables a phased replacement, spreading cost over a number of years
  • Reduced site disruption
  • Installation involves no civil work
  • Removal of oil from the substation reduces the risk of fire and explosion, which leads to lower insurance
  • premiums
  • Increased operating reliability and reduced maintenance costs
  • No need to disturb or replace HV cables
  • Can be operated remotely
  • Suitable for frequent switching duties
  • Replaces the dangerous and environmentally-damaging SF6 gas
  • Significantly extends the service life of the fixed housing
  • Contributes to company environmental sustainability policy and reduces carbon footprint through the better use
  • of natural resources and a reduction in raw materials
  • Our groups of company give us a strong backup in engineering design services.
  • Our company has a pool of qualified and experience engineers, offers application engineering and circuit design, single line, logic,inter locking diagram preparations, general arrangement and equipment specifications,wiring, terminal block layouts and cable wiring diagrams.
  • We offer R3 engineering services globally
  • ABB- INDIA
  • ABB-UK
  • ALSTOM-DUBAI
  • GE-SAUDI ARABIA
  • REYROLLE-UK
  • RLF-UK
  • SIEMENS-INDIA
  • SIEMENS-UK
  • VaTECH-UK

MODERNIZATION OF HV SUBSTATION MAINTENANCE:

  • Site or product assessment.
  • Critical spares supply.
  • Annual maintenance of contracts.
  • Training on site and in factory for all product line.
  • Facilitate digitalization of old substation.
  • R3 of DS, CB, CRP or other substation equipment.

MODERNIZATION OF HV SUBSTATION MAINTENANCE:

  • Increased operating reliability and safety.
  • Enhanced short circuit ratings available.
  • Saving on CAPEX by renewing only the wornout parts while benefiting from new technologies.
  • OPEX was reduced due to the modern maintenance free S&S Power VCB.
  • Increased personnel safety:
    • Mitigate risks of electrical flash fatalities.
    • Mitigate risks of power outages resulting in dangerous accidents.
  • 10 years of maintenance-free operation.
  • Reduced maintenance and environmental impact.
  • Elimination of hazardous materials such as asbestos
  • Decreased insurance costs due to absence of oil
  • VCB can be easily installed in any switchgear panel type. Environment friendly.
  • High operational speed with SF6-free vacuum circuit breakers.
  • The fastest VCB on the market with Opening/Closing time of 35(12*)/60(24*) ms Long life and high reliability VCBs:
  • HPSEB- Repair/Overhauling & Service of 33kV VCB for existing S&S make VCBs
  • IGCAR, Kalpakkam – Retrofitting of Jyothi existing Indoor NGEF MOCB to New 12kV, 1250A, 25KA/3 Sec of S&S VCBs.
  • KSEB- Spares supplied to existing 11kV indoor VCB
  • Nuclear Fuel Complex- Servicing of HT Gas Circuit Breaker
  • ONGC, Ahmedabad- Retrofitting & Repair of 12kV VCB and supplied Spares to 12kV VCB
  • ONGC, Assam – Retrofit, Spares and services for existing S&S Make VCBs.
  • MAPS Kalpakkam – Retrofitting of HBB ABCB to S&S VCB Indoor Type – 6.6KV, 2500A , 40KA/3 Sec.
  • Retrofitting of CFL SF6 to S&S VCB Indoor Type – 7.2KV, 2500A, 40KA/3Sec.
  • Replacement of existing HG36 with new OFVP36.
  • APEPDCL VIZAG – retrofit of 12KV outdoor ABB mechanism with S&S mechanism.
  • APEPDCL VIZAG – Retrofitting spares of various make’s 11KV & 33KV outdoor VCB poles(one to one replacement).

OFFERINGS

  • Relay commissioning and testing
  • Relay coordination
  • Protection architect consultancy
  • Power system automation service
  • Industrial Automation services
  • Machine automation service
  • Factory automation in LV side of electricity delivery
  • Protection design services

Retrofit, Refurbishment, Rejenuvation:

We offer retrofit of all types of Protective Relays by completely re-working the Protectin Schemes, aesthetically re-designing the panel layout, re-wiring, testing, and commissioning.

Automation Services:

With our vast experience in Automation, we offer innovative solutions for Industrial applications by offering PLC based automation systems to effectively automate and control the process to increase the efficiency of the system. Our services include an in-depth study of the system, assessment of the present system, engineering the new desired Automation System, implementation of the new automation system, programming, testing, and commissioning. We are also working together with M/S Schneider Electric for Automation Systems.

Engineering services:

Our dedicated team of engineers with an enormous amount of hands-on experience in the field of Protection, Control, and Automation has the capability to completely do the engineering of complex Control and Automation Systems. Our designs offer world-class time-tested solutions following International standards for design and quality.

Warranty and non-warranty services:

We take up Annual Maintenance Contracts for Control and Automation Services. Routine testing of Relays, Calibration, and certification can be undertaken. We also offer hot-stand-by inventory of spares to cater to the emergency breakdown requirements. Our trained engineers swiftly respond to the maintenance calls and resolve the issues effectivel at the earliest.

Training and assessment:

Customers can immensely benefit by training their engineers in the Engineering, Scheme designs, Operation, and maintenance of Control and Automation Systems. Our training modules designed with content from decades of field experience and delivered by trained engineers offer tremendous value. We also offer customized on-site training programs for our customers at their premises with training programmes customized for their specific requirements

The modernization of high-voltage substations is one of our main directions.

We offer to our clients:

  • Projects design and delivery of equipment.
  • Mounting of new HV equipment – disconnectors, circuit breakers. Production and delivery of relevant concrete support structures for them, according to project requirements;
  • Laying and connection of new control cables and wiring.
  • Mounting and connection of command and control cabinets.
  • Electrical measurements, testing and commissioning.
  • Refurbishment, renovation, retrofitting and manufacturing and delivery of spare parts for minimum oil high voltage breakers type MMO 110 kV.

Our network of Service Partners provides complete capability of all activities for HV Substation modernization. We offer engineering, execution, installation and commissioning of all systems involved in the modernization of the HV Substations.

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