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Protective current transformers SZTT TZL-1 O5.1, TZLM-1, TZLM-110, etc.

Protective zero-sequence current transformers. they transmit a signal to protection, automation, alarm and control devices by transforming the zero-sequence currents that have arisen.

 

The current transformer TZL-1 O5.1 is designed to power relay protection circuits against ground fault of individual cores of a three-phase cable by transforming the zero-sequence currents that have arisen. The transformer is installed on the cable and is manufactured in the climatic version "O" of the placement category 5.1 according to GOST 15150.

DOCUMENTATION

Current transformers TZLM-1 are designed to power relay protection circuits against ground fault of individual cores of a three-phase cable by transforming zero-sequence currents. Transformers are installed on the cable: with a diameter of up to 70 mm - TLM-1, with a diameter of up to 100 mm - TLM-1-1 and TLM-1-2. Transformers are manufactured in the "U" or "T" category 2 according to GOST 15150.

DOCUMENTATION

The current transformers TZLM-110, 200 are designed to power the earth fault protection circuits of individual cores of a three-phase cable by transforming the zero-sequence currents that have arisen in this case and are installed on the cable. Transformers are manufactured in the climatic version "UHL", "T" category 2 according to GOST 15150.

DOCUMENTATION

Current transformers TZLM-100*590; TZLM-250*590; TZLM-300*590, TZLM-450*590 and TZLM-100*700 are designed for integration into complete switchgear (CRU). They are manufactured in the climatic version "UHL" or "T" category 2 GOST 15150.

DOCUMENTATION

The TZLM-600 current transformers complete with an alarm device (USZ-3S) are designed to detect a damaged 6-10 kV power transmission line with a single-phase short circuit in a network with an isolated and compensated neutral.

Transformers are designed to be integrated into complete switchgear (CRU). They are manufactured in the climatic version "UHL" or "T" category 2 GOST 15150.

DOCUMENTATION

Transformer TZRL for protection with an accuracy class of 10P, and transformer TZRL for microprocessor protection with a transformation coefficient of 470/1. Transformers are designed to work in relay protection circuits against earth fault by transforming the resulting zero-sequence currents and are installed on the cable. The transformer is installed on a cable with a diameter of 70, 100, 125, 150, 180 and 200 mm. Climatic version "U" category 2 according to GOST 15150.

DOCUMENTATION

The current transformers TZLE-125 and TZL-200 are designed to power relay protection circuits against ground fault of individual cores of a three-phase cable by transforming the zero-sequence currents that have arisen. The transformer is installed on the cable. The transformer is manufactured in the climatic version of the "UHL" placement category 2 according to GOST 15150.

DOCUMENTATION

Current transformer TZLK-O5.1 is designed to power relay protection circuits against ground fault of individual cores of a three-phase cable by transforming the zero-sequence currents that have arisen in this case and is installed on the cable. Transformers are manufactured in the climatic version "O" of the placement category 5.1 according to GOST 15150 and GOST 15543.1.

DOCUMENTATION

Current transformers TZZ-2 and TZZ-4 are designed to transmit a signal to relay protection devices against earth fault by transforming zero-sequence currents.

Transformers are manufactured in the climatic version "U" of the placement category 3 according to GOST 15150.

DOCUMENTATION

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Online Selection

All SZTT products

The group "New Technologies" offers for review the products of the plant SZTT: high-precision current and voltage measuring transformers with cast insulation, single-phase and three-phase power transformers, zero-sequence current transformers, high-precision laboratory transformers, switchgear
  • Electrical equipment SZTT
    Electrical equipment
    IPL-10, IPL-35/1000, CAM, etc.
  • Switchgear SZTT
    Switchgear
    CSR-208, RU-EU-01-10, etc.
  • Point of commercial accounting SZTT
    Point of commercial accounting
    PCU MV 10/0,4 UHL1, etc.
  • Transformers of 0.66 kV SZTT
    Transformers of 0.66 kV
    TOP-0.66, TSHP-0.66, TOP-0.66-I, etc.
  • Transformers of 6, 10 kV SZTT
    Transformers of 6, 10 kV
    TOL-10, TOL-10-I, TOL-10-M, etc.
  • Transformers of up to 10 kV SZTT
    Transformers of up to 10 kV
    TSHL-10, TLSH-10, TPL-10-M, etc.
  • Transformer substations SZTT
    Transformer substations
    CTPC, CTPS, CTPM, etc.
  • Test transformers SZTT
    Test transformers
    ILN-15, ILN-35, ILT-10, ILT-15, etc.
  • Laboratory transformers SZTT
    Laboratory transformers
    NLL-3, NLL-6, NLL-10, TLL-0.66, etc.
  • Ungrounded TN SZTT
    Ungrounded TN
    NOL.08, NOL.08-6(10)M, NOLP, etc.
  • Transformers of 20-35 kV SZTT
    Transformers of 20-35 kV
    TOL-20, TSHL-20-I, TPL-35, etc.
  • Transformers of up to 110 kV SZTT
    Transformers of up to 110 kV
    VOLUME-110 III, TOL-110 III, etc.
  • TV Series Current Transformers SZTT
    TV Series Current Transformers
    TV-35-IX, TV-110-IX, TV-10-I, etc.
  • Power transformers SZTT
    Power transformers
    TMG, TLS, OL, OLS, OLSP, OS, etc.
  • Protective current transformers SZTT
    Protective current transformers
    TZL-1 O5.1, TZLM-1, TZLM-110, etc.
  • Grounded TN SZTT
    Grounded TN
    3NOL.06, ZNOLP, ZNOLPM, etc.

About SZTT

Sverdlovsk Plant of current Transformers (Yekaterinburg) is a dynamically developing enterprise for the production of electrical products. A modern production base, unique technology, a high level of design development, extensive production experience, and a stable team make NWTT a leading enterprise in its industry. The plant has a license to manufacture transformers for nuclear power plants.

  • TECHNOLOGY INTENSITY

    Constant search and implementation of new design and technological solutions, modern materials, reliable components, advanced world experience.

  • ENERGY EFFICIENCY

    A significant reduction in no-load losses, a significant increase in the electrodynamic resistance of the windings in case of a short circuit, an improvement in weight and size characteristics, a reduction in installation and operating costs.

  • ULTIMATE UTILITARIANISM

    It corresponds to the entire range of needs and functions in the field of electricity and power. A wide range of transformers with any combination of accuracy classes and the possibility of application in specific and extreme conditions.

Information Board SZTT

Learn more about our products SZTT.
  • Catalog of transformers for railway производства СЗТТ
    Catalog of transformers for railway
  • NWTT Product Catalog завода СЗТТ
    NWTT Product Catalog
  • Catalog of complete transformer substations производства СЗТТ
    Catalog of complete transformer substations
  • Catalog of TV series transformers изготовителя СЗТТ
    Catalog of TV series transformers
  • Transformer Replacement table завода СЗТТ
    Transformer Replacement table
  • Questionnaire for NWTT transformers в магазине СЗТТ
    Questionnaire for NWTT transformers
  • Questionnaire for the transformer substation KTPC изготовителя СЗТТ
    Questionnaire for the transformer substation KTPC
  • Questionnaire for the transformer substation KTPM марки СЗТТ
    Questionnaire for the transformer substation KTPM
  • Questionnaire for the transformer substation KTPS от производителя СЗТТ
    Questionnaire for the transformer substation KTPS
  • Questionnaire for the point of commercial accounting of the MCU MV 10 производства СЗТТ
    Questionnaire for the point of commercial accounting of the MCU MV 10
  • Questionnaire for single-sided maintenance prefabricated cameras of the CSR 208 series на сайте СЗТТ
    Questionnaire for single-sided maintenance prefabricated cameras of the CSR 208 series
  • Questionnaire for complete switchgear series RU-EU-01-10 бренда СЗТТ
    Questionnaire for complete switchgear series RU-EU-01-10

NEW TECHNOLOGIES GROUP

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