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Tang Tech & Engineering Ltd

Class V electrical works contractor for MV/HV power, testing, automation and ICT across Tanzania.

CRB Class V · EWURA Class A · BRELA 168901461

Services

  • MV/HV overhead line construction
  • Substation & transformer installation
  • Switchgear & metering panels
  • Testing, diagnostics & commissioning
  • Electrical installation & standby power
  • ICT & security systems
  • Automation & control systems

Company

  • Projects
  • Products
  • Trainings
  • Clients & partners
  • About
  • Contact

Contact

  • Tabata Business Centre Building, 1st Floor
    Dar es Salaam, Tanzania
  • +255 616 627 609
    +255 659 801 321
  • info@tangtecheng.com
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HomeProductsLine & cable equipmentPolymer-housed surge arresters

Polymer-housed surge arresters

Close-up of high-voltage insulators at a substation

Line & cable equipment

9 – 36 kV · 10 kA

Metal-oxide surge arresters that protect transformers and lines from lightning and switching surges.

  • Gapless metal-oxide (MOV) design
  • Silicone housing: lightweight and shatter-proof
  • Fitted at transformers, cable terminations and line ends
  • Optional disconnectors and surge counters
Request a quoteInstallation & testing

Typical specifications

Rated voltage
9 – 36 kV
Nominal discharge
10 kA
Housing
Silicone polymer
Standard
IEC 60099-4

Final ratings are confirmed against your site requirements and the manufacturer's datasheet at quotation.

Example product families

  • ABB POLIM
  • Siemens 3EK

Brand availability depends on current supplier stock. Ask us for equivalents.

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Large industrial reel of black power cable

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XLPE MV power cables

11 kV & 33 kV · 35 – 630 mm²

Copper and aluminium XLPE-insulated cables for underground and substation connections.

Spools of black power cable on site

Line & cable equipment

Cold-shrink & heat-shrink terminations

11 kV & 33 kV

Indoor and outdoor terminations and straight-through joints for XLPE cables.

Steel transmission towers carrying high-voltage lines

Line & cable equipment

Composite insulators & drop-out fuses

11 kV & 33 kV

Silicone pin, post and long-rod insulators with expulsion drop-out fuse cut-outs.

Planning a substation, line or upgrade?

Send us your site details and drawings. An engineer will review them and come back with a scope and quotation.

Request a quote +255 616 627 609