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Oil-insulated Combined Instrument Transformers

Oil-insulated Combined Instrument Transformers
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Oil-insulated Combined Instrument Transformers - 1

Combined Instrument Transformers Types IVOKT and TMC

Oil-insulated Combined Instrument Transformers - 2

Combined Instrument Transformers Introduction Trench is a recognized world leader in the design and manufacture of high voltage equipment for application on electric utility and high energy industrial systems. As part of Trench's product scope, the Company produces a diversified range of Instrument Transformers which are installed on 69 - 800 kV electrical systems. Instrument Transformers include: Voltage (Potential) Transformers (both inductive and capacitive type), Current Transformers and Combined Instrument Transformers (voltage and current transformer in one unit). Fig. 1 Type IVOKT...

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Oil-insulated Combined Instrument Transformers - 3

Features • Meet all IEC and ANSI metering and protection classes, including special core classes TPS, TPX, TPY and TPZ (other standards on request) • rated primary currents up to 5000 A • rated secondary current 1 A, 2 A or 5 A • Primary reconnection available • standard thermal burden ratings of 2000-2500 VA (higher on request) • quality Assurance in accordance with ISO 9001. Oil/paper-insulated units • highly refined and processed oil/paper insulation system • low weight and minimum oil volume • use of high quality mineral oil, PCB free, biological decomposition • short symmetrically...

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Oil-insulated Combined Instrument Transformers - 4

Construction Trench types IVOKT and TMC Combined Instrument Transformers are designed and constructed with the well proven, highly reliable, oil/paper insulation system. Each porcelain housed, hermetically sealed combined instrument transformer is equipped with stainless steel expansion bellows, calibrated to the internal oil volume and extremes in operating and ambient temperatures. Fig.3 Type IVOKT Combined Instrument Transformers Standard Equipment • Aluminum flat pad primary terminal and ground terminal The current transformer section is based on the head type construction of Trench...

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Oil-insulated Combined Instrument Transformers - 8

Trench Facilities The Trench Group is your partner of choice for electrical distribution solutions today; your new technology solutions Trench® Austria GmbH Trench® Brasil Ltda Contagem, Minas Gérais Trench® China Minhang, Shanghai Peoples Republic of China Trench® High Voltage Jing Shen Xi San Street Dao Yi Economic Development Zone Trench® Limited Bushing Division Ajax, Ontario Trench® Limited Coil Product Division Scarborough, Ontario Trench® Limited Instrument Transformer Division Scarborough, Ontario Trench® Limited Power Line Carrier Division k815 Middlefield Road, Unit 6A...

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