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