Vanguard
+968 80000786 contact@vanguard.bz

Solutions To Help You Extract, Treat &
Transport Crude Oil To Produce High Grade oil & Gas

High Quality, Cost Effective Engineered Solutions
To Assist You

Electrical Products



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POWER TRANSFORMERS

  • Capability to design, manufacture and test power transformers up to 1000 MVA, 750 KV with its modern factories, which bring together local and international experience of nearly 50 years.

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DRY TYPE TRANSFORMERS

  • Product range reaches 30MVA power and 52kV voltage class thanks to its special production facilities and engineering capability.
  • Insulation Material Temperature Classes: F (155 ° C) and H (180 ° C)
  • Low Voltage Windings Winding Technique: Prepreg insulation (Insulation heat-cured resin impregnated tape wrap) Covered with vacuum under epoxy resin.
  • High Voltage Windings Winding Technique: Vacuum covered with sand filled epoxy resin Vacuum covered with glass fiber reinforced epoxy resin

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HIGH VOLTAGE GAS INSULATED SWITCHGEAR – Up to 145kV

40 Years of Manufacturer experience in Design, Manufacturing and Servicing of Gas Insulated Switchgear.
Three Phase SF6 Gas-Insulated Metal Enclosed Switchgear (GIS) is optimized to meet the challenges of electrical networks up to 145 KV.

Customer Benefits:

  • Increased Safety and reliability
  • Space saving and compactness
  • Customized designed
  • Minimum Maintenance
  • Easy and Fast Installation and Commissioning at site
  • Low Total Cost of Ownership

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MEDIUM VOLTAGE GAS INSULATED SWITCHGEAR – Up to 38kV

VOLTAGE Up to 38 kV
CONTINUOUS CURRENT Up to 2500 A
INTERRUPT RATING Up to 31.5 kAIC

Core features

  • Front-accessible IP4X rated enclosure
  • Shielded and grounded solid insulation main bus system
  • Single SF6-filled tank containing the breaker, isolating switch and optional ports to connect VTs
  • Certified to IEC 62271-100, 62271-200
  • Arc classification AFLR (31.5kA for 1 sec)
  • Designed and tested in third-party labs to IEC standards

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MEDIUM VOLTAGE PRIMARY SWITCHGEAR – Up to 24KV

VOLTAGE Up to 38 kV
CONTINUOUS CURRENT Up to 2500 A
INTERRUPT RATING Up to 31.5 kAIC

Certified to the latest IEC 62271 -100 and -200 standards

Complete range up to 4000 A, 50 kA-3s short circuit withstand, and 50 kA-0.5s AFLR internal arc classification.

The compact design is based on Manufacturing leadership vacuum technology and is available in three panel widths (600, 800, 1000 mm) and 12, 17.5, and 24 kV system voltages.

  • Safe in use
  • Reliable in operation
  • Efficient over the product life

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LOW VOLTAGE SWITCHGEAR – Up to 6000A

The latest IEC low voltage power assembly up to 5500 A. The system provides reliable power distribution and motor control functionality for all commercial and industrial applications.

  • Offered Panels & design is a flexible system which maximizes safety and uptime.
  • Rated Operational Voltage up to 690Vac
  • Rated current @ 800-5500A
  • Rated short-time withstand current up to 105 kA – 1 s (66 kA – 3 s)
  • Rated peak withstand current 220 kA
  • Application for Fixed / Removable / Withdrawable
  • Form of separation: Form 2b / Form 3b / Form 4a & 4b / Form 4a type 2 / Form4b type 6 & 7

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MODULAR PACKAGE SUBSTATION

Available up to 145 kV

Core features

  • Factory-assembled, wired, and tested for quick, confident installation and energization
  • On-board protection, control and automation devices minimize on-site labor costs, quality issues and time
  • Flexible design can be deployed in a variety of configurations and applications
  • Scalability enables modules to connect together to form larger, more complex substations
  • Dead-front, pad-mounted transformer enhances security
  • Our turnkey solution covers design, manufacture, installation and support

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AUTO-RECOLOSER WITH OVERCURRENT PROTECTION

We can offers a variety of solid dielectric reclosers designed to provide overcurrent protection on distribution systems rated @ 15.5 through 38kV, 800A continuous current and 12.5kA symmetrical interrupting with symmetrical interrupting up to 27kV.

  • The units are comprised of epoxy encapsulated vacuum interrupters attached through a drive rod to a high-speed magnetic actuator.
  • Compact, lightweight
  • Latest Solid Dielectric Technology
  • Application Flexibility

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MEDIUM VOLTAGE GAS INSULATED SWITCHGEAR – Up to 38kV

VOLTAGE Up to 38 kV
CONTINUOUS CURRENT Up to 2500 A
INTERRUPT RATING Up to 31.5 kAIC

Core features

  • Front-accessible IP4X rated enclosure
  • Shielded and grounded solid insulation main bus system
  • Single SF6-filled tank containing the breaker, isolating switch and optional ports to connect VTs
  • Certified to IEC 62271-100, 62271-200
  • Arc classification AFLR (31.5kA for 1 sec)
  • Designed and tested in third-party labs to IEC standards

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OVERHEAD LOADBREAK SWITCHES

We offer a variety of distribution switches for 15.5 through 38kV overhead systems. Switches are available for either direct pole or crossarm mounting and can be operated manually or through various remote control, distribution automation or automatic transfer control packages.

  • Field-proven Solid Dielectric Technology
  • Six Integral Voltage Sensors & Three Current Transformers
  • DNP3.0, IEC-101 and IEC-104 communication protocols

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INDOOR & OUTDOOR CURRENT & VOLTAGE TRANSFORMERS

Voltage Transformers

  • Compact range: up to 24kV and a 36kV range
  • With an integrated fuse
  • Metallized resin with an insulator in cycloaliphatic resin
  • Completely molded in cycloaliphatic resin

Current Transformers:-

  • 24kV range, 36kV range, 52kV range
  • Compact range for currents under 3000A
  • Window type up to 6000A: types from 17.5 to 24kV
  • Plug-in terminal type for insulated cables

All these units are made using the same process: casting in one epoxy resin piece, which is highly resistant to vibration while being compact and lightweight.

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MV & LV POWER CABLES

Low and medium-voltage XLPE cables, including armoured and unarmoured designs, single and multicore options, and a range of sheathing offerings.
All power cables meet strict international quality assurance standards, including IEC 60502 and BS 6622,

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SPECIALITY CABLES – CONTROL & INSTRUMENTATION.

Single core and multicore cables with copper conductors, XLPE insulated, extruded halogen free inner sheath, armoured and LSF-FR-HF sheathed. Cables are rated 0.6/1 KV and conform to BS:6724 and BS:7211.
These cables are ideal for oil and gas applications in the petrochemical industry,

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COMMUNICATION CABLES

Fire Resistant Fiber Optic cables up to 24 single or multi mode fibers.
Glass yarn reinforced and jacketed with Halogen Free Flame Retardant compound (HFFR).

  • Designed for indoor/outdoor applications in ducts, direct burial or latched installations.
  • Comply with IEC 60332- 3 & IEC 60331-25 flammability test and with halogen-free according to IEC 60754-2 Corrosively.

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FIRE RESISTANT CABLES

Manufactured in according to the major international standard; BS 6387 C-W-Z – BS 7629 – IEC 60331-21 – EN 50200 – BS 8434-2 etc.
Fire performance classes: Flame retardant (FRLS), Low smoke fumes (LS), Fire resistant (FRHF), Low smoke, Halogen free and Fire retardant (HF).
Allowed for use in zone 1 and 2, group II, classified areas (IEC 60079-14)

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EXPLOSION PROOF TERMINAL BOXES.

  • Enclosure made from brush finished stainless steel 1.4301 (AISI 304) or 1.4404 (AISI 316L)
  • With a choice of hinges, cam lock or screw-on cover
  • Hinged versions with wide opening angle of 130°
  • Withstands a wider range of ambient temperatures due to high-quality sealing materials
  • Protection channel that runs around the edge to prevent the ingress of water
  • M8 external earth connection
  • Flange plate that can be screwed on from the outside for easy installation
  • IP66 degree of protection

Current Transformers:-

  • 24kV range, 36kV range, 52kV range
  • Compact range for currents under 3000A
  • Window type up to 6000A: types from 17.5 to 24kV
  • Plug-in terminal type for insulated cables

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EXPLOSION PROOF CONTROL STATION

  • Numerous options make this easy to configure for your specific application
  • Enclosure made from glass-fibre-reinforced polyester resin or stainless steel
  • Wide range of components for installing in control boxes

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HARSH & HAZARDOUS LIGHTING

Offers a wide variety of light fittings for hazardous areas, ranging from linear fittings to bulkheads, floodlights, bay lighting and emergency solutions.
You will find our Harsh & Hazardous area luminaires in industries such as oil & gas, renewable energy, pharmaceutical, in petrochemical plants and many, many more.



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At Vanguard - Engineering & Oil Field Services, we assist clients extract, treat and transport crude oil to produce high grade Oil and Gas.

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Building No. 289/1, Block No. 262, Al Jami Al Akbar St., Airport Heights, Ghala, Muscat, Oman

Phone

+968 80000786

Email

contact@vanguard.bz

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Vanguard Engineering & Oil Field Services - Oman