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  • 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

  • Buchholz Relays

    Buchholz Relays

    Used for safety and protection of power transformers with expansion tank.

    Details

    The Buchholz relay purpose is to continoulsy monitor the transformer oil. Detecting for the formation of non-dissolved gases in the oil.

    Specifications

    • 25 : mm
    • 50 : mm
    • 80 : mm
    • 100 : mm
  • ANSI Porcelain Station Class Arresters

    ANSI Porcelain Station Class Arresters

    The arrester is designed and tested to the requirements of ANSI/IEEE Standard C62.11,

    Details

    The VariSTAR AZE Surge Arrester offers the latest in metal oxide varistor (MOV) technology for the economical protection of power and substation equipment. This arrester is gapless and constructed of a single series column of MOV disks.

    Specifications

    • 3 -360 KV :

    Documents

  • Polymeric Intermediate Arrester

    Polymeric Intermediate Arrester

    This arrester has also met or exceeded all requirements for Intermediate Class arresters as defined by IEEE Standard C62.11.

    Details

    The UltraSIL Housed VariSTAR Type UI Intermediate Class Arresters incorporate the industry recognized superior silicone rubber housing. This housing is applied over a gapless MOV internal design

    Specifications

    • 3kV - 108 KV :

    Documents

  • ANSI Polymeric Station Class Arrester

    ANSI Polymeric Station Class Arrester

    This arresters have passed all IEEE Std C62.11 standard test requirements for station class arresters.

    Details

    Cooper Power Systems has set a new standard of excellence for polymer housed station class surge arresters. Enhancements in arrester design allow to offer increased cantilever strength and improved energy handling capability.

    Specifications

    • 3 KV - 240 KV :

    Documents

  • Arresters IEC Class 2,3,4 Porcelain

    Arresters IEC Class 2,3,4 Porcelain

    The arrester is designed and tested according to the International Electrotechnical Commission Standard IEC 99-4

    Details

    VariSTAR AZG Surge Arresters offer the latest in metal oxide varistor (MOV) technology for the economical protection of medium-voltage class power and substation equipment.

    Specifications

    • Class 2 : 3 - 240 kV
    • Class 3 : 3 - 312 kV
    • Class 4 : 3 - 360 kV

    Documents

  • Arresters IEC Class 2,3,4 Polymeric

    Arresters IEC Class 2,3,4 Polymeric

    The arrester is designed and tested according to the International Electrotechnical Commission Standard IEC 60099-4

    Details

    This arresters offer the latest in metal oxide varistor (MOV) technology for the protection of medium-voltage class power and substation equipment.

    Specifications

    • Class 2 : 5.3 kJ/kV
    • Class 3 : 8.5 kJ/kV
    • Class 4 : 12.7 kJ/kV

    Documents

  • Presure Relief Devices

    Presure Relief Devices

    Heartland offers a full array of Pressure Relief Devices which vent excess pressure in transformer and…

    Details

    Heartland offers a full array of Pressure Relief Devices which vent excess pressure in transformer and other electrical equipment. Various ANSI and IEEE C57 series standards specify Pressure Relief Devices for oil filled transformers. These Pressure Relief Devices meet or exceed these standards.

  • Off Load Tap Changer PBV

    Off Load Tap Changer PBV

    The PBV OLTCs are designed for installation to the active part of the transformer.

    Details

    Rated currents (A) - 200, 400, 630, 1000 for a single current-carrying path; - up to 2000 in transformers with two parallel current-carrying paths (enforced current splitting).

    Specifications

    • Up To 170 KV : in a three-phase design
    • Up To 245 KV : in a single-phase design
    • Number Of Steps : Up to 15
  • Off Load Tap Changer PBVK & PBVE

    Off Load Tap Changer PBVK & PBVE

    The PBVK and PBVE OCTCs are designed for installation on the transformer cover

    Details

    Rated currents (A) - 200, 400, 630,1000 for a single current-carrying path; - 2x1000 in transformers with two parallel current-carrying paths (enforced current splitting).

    Specifications

    • Three-phase : up to 170 kV
    • Single-phase : up to 245 kV
  •  PXE fans

    PXE fans

    The engineered solution to transformer cooling

    Details

    High cubic feet per minute of air. IP55 rated and UL 507-39 wash down ready three years guarantee. UV Stabilized

    Specifications

    • 18 : 2600 - 4360 CFM
    • 24 : 5200 - 7650 CFM
    • 26 : 4350 - 7550 CFM
    • 27 : 6250 - 10100 CFM
    • 24 : 5200 - 7650 CFM
    • 26 : 4350 - 7550 CFM
    • 27 : 6250 - 10100 CFM

    Documents

  • Auto-Recharging Dehydrating Breathers

    Auto-Recharging Dehydrating Breathers

    Keeping the silica gel dry eliminates the need for periodic replacement of the desiccant.

    Details

    The second generation ARDB uses breather intelligence technology and a bypass valve to automatically schedule regeneration and isolate the transformer from the silica gel. Modular design and high temperature,UV resistan, anti-corrosive plastic housing allow for used in confined areas.

    Specifications

    • Small Breather Capacity : 8000 Gal
    • Large Breather Capacity : 18000 Gal

    Documents

  • Inert Air Systems

    Inert Air Systems

    Maintain transformer tank pressure

    Details

    Positive pressure inert air systems are designed to protect transformer oil in the main tank from oxidation and moisture absorption by keeping pressure in the tank at proper preset levels.

    Specifications

    • MN2 : External tank
    • N2 : External tank
    • N2-1 : Inside single tank
    • N2-2 : Inside two tanks

    Documents

  • Nitrogen Generator System

    Nitrogen Generator System

    Positive pressure system

    Details

    Nitrogen generator was designed for use on transformer main tanks, tap changers, breakers and any other electrical device requiring a nitrogen gas-blanketed enclosure.

    Specifications

    • Nitrogen Supply : 120 psi
    • Purity Of Delivered Nitrogen : 99% to 99.5%
    • MAX Regulator Pressure : 2.0 psi
    • Storage Capacity : 3 U.S gallons at 120 psi

    Documents

  • Positive Temperature Coefficient Heater

    Positive Temperature Coefficient Heater

    Eliminates thermostat Problems

    Details

    The PTC2 can improve the reliability, efficiency and operational life of electrical equipment by automatically maintaining an enclosure temperature only slightly higher than the outside ambient temperature without using a thermostat or controls.

  • Mastertemp

    Mastertemp

    Digital temperature monitor

    Details

    MASTERTEMP™ was developed to monitor the oil temperature and the winding in transformers and reactors immersed in oil, activation the fans and protect the power and distribution transformer.

    Specifications

    • Power Supply : 48 to 265 Vdc/Vac 50/60 Hz
    • Operation Temperature : -40°C to + 85°C (-40º to 185ºF)
    • Power Consumption : < 15 W

    Documents

  • Trantech CF8 / 304 Stainless Steel Valve

    Trantech CF8 / 304 Stainless Steel Valve

    Trantech Stainless Steel Valves are manufactured and assembled to meet the most demanding conditions.

    Details

    The CF8 / 304 Stainless Steel Valve is made to meet the most demanding conditions while remaining a cost effective approach to corrosion prevention.

  • Instrument Transformers.

    Instrument Transformers.

    Outdoor Mounted Slip-Over Bushing CT.

    Details

    The outdoor mounted slip-over BCT is self contained and designed to be mounted externally over the high voltage terminal bushing of power transformers, power circuit breakers and cable terminators (potheads).

    Specifications

    • ID : 4” [102mm] to 36” [915mm]
    • OD : 10” [254mm] to 46” [1168mm]
    • Primary Currents : 25-800 Amps
    • Secondary Current : 1 & 5 Amps

    Documents

  • Instrument Transformers

    Instrument Transformers

    Internally Mounted Dry-Type Bushing CT

    Details

    The internally mounted Dry-type BCT is designed to be mounted onto the high voltage bushing of a dead-tank power circuit breaker along the ground collar, protected by an external cover.

    Specifications

    • ID : 3.5” [89mm] to 36” [915mm]
    • OD : 5” [127mm] to 40” [1016mm]
    • Primary Currents : 25-8000 Amps
    • Secondary Current : 1 & 5 Amps

    Documents

  • Instrument Transformers

    Instrument Transformers

    Internally Mounted Oil-Type Bushing CT.

    Details

    The internally mounted Oil-type BCT is designed to be mounted onto a high voltage bushing shank along the ground collar, inside the tank of a power transformer, power circuit breaker or voltage regulator, that uses oil as the insulating medium.

    Specifications

    • ID : 3.5” [89mm] to 36” [915mm]
    • OD : 5” [127mm] to 40” [1016mm]
    • Primary Currents : 25 – 8
    • Secondary Current : 1 & 5 Amps

    Documents

  • Intrument Transformer

    Intrument Transformer

    ESP Outdoor mounted slip-over bushing

    Details

    The ESP is a special application version of our outdoor mounted slip-over BCT, developed specifically for the SP/SPS power circuit breaker

    Specifications

    • Temperature : -50°C to +65°C

    Documents

  • 1250 LTC

    1250 LTC

    Load Tap Changer Condition Monitor & Position

    Details

    The Model 1250-LTC provides business critical LTC Maintenance Data to assist in making informed decisions, while continuing to provide highly accurate local and remote indication of load tap changer position.

    Specifications

    • : Provides absolute position feedback
    • : Unstable and loss of transmitter signal detection – with alarm
    • : High/Low tap alarm limits

    Documents