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  • Distribution Arresters

    Distribution Arresters

    Operation range 3 kV to 36 kV

    Details

    Polymeric distribution-class arresters with UltraSIL polymer housed. Available in Normal Duty, Heavy-Duty and Riser Pole classifications,

    Specifications

    • Normal Duty : 5kA
    • Heavy Duty : 10kA
    • Riser Pole : 10kA

    Documents

  • Tap Changers

    Tap Changers

    Line crews need not be exposed to high voltage conductors and hot transformer fluids

    Details

    Externally operated one-, two- and three-phase under-oil tap changer switch family eliminates many of the hazards associated with manual internal tap changing of distribution transformers.

    Specifications

    • 100 A : 150kV BIL
    • 150 A : 150kV BIL
    • 300 A : 150kV BIL

    Documents

  • Radiators

    Radiators

    Maximum flexibility, available in two types: Integral Header (IHR) (9, 12, and 15 inches wide) and Welded…

    Details

    Maximum flexibility, available in two types: Integral Header (IHR) (9, 12, and 15 inches wide) and Welded Header (12 and 15 inches and 520mm wide). The 520mm provides a DIN Standard radiator configured to meet North American requirements. Standard center line mounting lengths range from 21 to 180 inches.

    Specifications

    • Carbon Steel :
    • Stainless Steel :
    • Hot Dip Galvanized :

    Documents

  • Evolution Arrester

    Evolution Arrester

    Exceeds protective levels offered by standard metal oxide varistor arresters.

    Details

    The Evolution surge arrester uses specially formulated and highly durable Metal Oxide Varistors (MOVs) in combination with a proprietary insulating ceramic ring assembly.

    Specifications

    • 3 To 36 KV : 10 kA
    • TOV : 1.78 pu

    Documents

  • Pressure Relief Valves

    Pressure Relief Valves

    ANSI and REA Standards specify pressure relief valves for oil filled equipment.

    Details

    The Heartland pressure relief valve relieves excessive pressure in transformers, regulators and other electrical equipment.

    Specifications

    • 5 PSI : 35 SCFM
    • 10 PSI : 35 SCFM
    • 10 PSI : 50 SCFM
    • 10 PSI : 60 SCFM

    Documents

  • IFD

    IFD

    Standards: The IFD conforms to: IEEE C57.12.20, CSA C2.2, IEC 61936-1

    Details

    The IFDTM is a sensor that detects internal arcing faults in distribution transformers. The sensor releases a highly visible orange signal that shows the line worker the transformer status before re-energizing.

    Specifications

    • Available : 5 - 10 psig

    Documents

  • EP3

    EP3

    The relay of thermal protection EP3 is a reliable and high precision instrument. The EP3 is developed to simultaneously supervise up to three temperature channels.

    Details

    The relay of thermal protection EP3 is a reliable and high precision instrument. The EP3 is developed to simultaneously supervise up to three temperature channels. These IEDs are used to protect and monitor dry type transformers, electrical generators, industrial machinery and motors following the established standard ANSI 23, 26 and 49.

    Documents

  • EP4

    EP4

    The thermal protection relay EP4 was designed to control until four temperature channels simultaneously

    Details

    The relay of thermal protection EP4 is a reliable and high precision instrument. The EP4 is developed to simultaneously supervise up to four temperature channels. These IEDs are used to protect and monitor dry type transformers, electrical generators, industrial machinery and motors following the established standard ANSI 23, 26 and 49.