Documents JDZW-35 33kV Cast-Resin VT Transformer: IEC 61869-3 Compliant for Metering & Protection for voltage transformer Applicat April 22, 2026 / April 27, 2026 by tianming Outdoor 33kV Cast-Resin Voltage Transformer JDZW-35 – IEC 61869-3 Compliant Introduction to the JDZW-35 Voltage Transformer The JDZW-35 is a single-phase, outdoor-rated cast-resin voltage transformer (VT) engineered for precise voltage measurement and dependable operation in 33 kV (IEC) / 35 kV (domestic) medium-voltage power systems. Unlike legacy oil-immersed designs, this instrument transformer employs vacuum pressure […] Read more »
Documents 21kV Cast-Resin Voltage Transformer UNKNOWN for Metering and Protection – IEC 61869-3 Standard for voltage transformer A April 22, 2026 / April 27, 2026 by tianming 21kV Cast-Resin Voltage Transformer UNKNOWN for Metering and Protection – IEC 61869-3 Standard Introduction to the UNKNOWN Voltage Transformer The UNKNOWN voltage transformer (VT) is a precision-engineered instrument transformer designed for medium-voltage (MV) power systems operating at a nominal system voltage of 20 kV, corresponding to an IEC-rated maximum system voltage of 21 kV. As […] Read more »
Documents SZV-10K 11kV Cast-Resin Current Transformer for Substation Metering & Protection – IEC 61869-2 Compliant April 22, 2026 / April 28, 2026 by tianming 11kV Cast-Resin Voltage Transformer SZV-10K for Metering and Protection – IEC 61869-3 Standard Introduction to the SZV-10K Voltage Transformer The SZV-10K is a single-phase, indoor/outdoor-rated, cast-resin insulated voltage transformer (VT) designed for accurate voltage transformation in 11kV (IEC) / 10kV (domestic) medium-voltage power systems. It provides galvanic isolation between high-voltage primary circuits and low-voltage secondary […] Read more »
Documents LSZY-10 11kV Cast-Resin Current Transformer for Substation Metering and Protection – IEC 61869-2 Certified April 22, 2026 / April 27, 2026 by tianming LSZY-10 11kV Cast-Resin Current Transformer for Substation Metering and Protection – IEC 61869-2 Certified Introduction to the LSZY-10 Current Transformer The LSZY-10 is a medium-voltage, outdoor-rated, cast-resin current transformer (CT) engineered for precise current measurement and dependable protective relaying in 11kV (IEC) / 10kV (domestic) power systems. Designed per IEC 61869-2 and GB/T 20840.2 standards, […] Read more »
Documents JDZW-35 11kV Cast-Resin Current Transformer for Substation Metering & Protection – IEC 61869-2 Compliant April 21, 2026 / April 28, 2026 by tianming Detailed technical specs of the JDZW-35R 11kV outdoor voltage transformer for precision metering and protection in medium-voltage systems per IEC 61869-3. Read more »
Documents IEC 61869-3 Certified 11kV Cast-Resin Voltage Transformer UNKNOWN for Metering & Protection Applications April 21, 2026 / April 27, 2026 by tianming Detailed technical specs of the JLSW3-35 33kV outdoor voltage transformer for accurate metering (Class 0.2/0.5) and protection (3P/6P), oil-free epoxy design, IEC 61869 compliant. Read more »
Documents LAJ-10Q 11kV Cast-Resin Current Transformer for Substation Metering and Protection – IEC 61869-2 Certified April 21, 2026 / April 27, 2026 by tianming Introduction The LAJ-10Q Current Transformer (CT) is a […] Read more »
Documents IEC 61869-2 Certified UNKNOWN 33kV Cast-Resin Current Transformer for Substation Metering & Protection April 21, 2026 / April 28, 2026 by tianming Detailed technical specs of the oil-immersed JDZX9-35 33kV outdoor voltage transformer for accurate metering and reliable protection per IEC 61869-3 standards. Read more »
Documents 21kV Cast-Resin Voltage Transformer JLS-20K for Metering and Protection – IEC 61869-3 Standard for voltage transformer A April 21, 2026 / April 27, 2026 by tianming Detailed technical specs for the JLS-20K 21kV voltage transformer—ideal for metering (0.2/0.5 class) and protection (3P) in 20kV power systems. IEC 61869 compliant. Read more »
Documents INE-2 11kV Cast-Resin Voltage Transformer for Substation Metering and Protection – IEC 61869-3 Certified April 21, 2026 / April 27, 2026 by tianming Detailed technical specs for the INE-2 11kV voltage transformer—ideal for precision metering (0.2 class) and protection (3P/6P) in IEC-compliant MV substations. Read more »
Documents JDZW-35K 33kV Cast-Resin Voltage Transformer for Substation Metering and Protection – IEC 61869-3 Certified April 21, 2026 / April 27, 2026 by tianming Detailed technical specs for the outdoor resin-cast JDZW-35K 33kV voltage transformer—ideal for precision metering, protection relaying, and IEC 61869 compliance in substations. Read more »
Documents JDZW-20 21kV Cast-Resin VT Transformer: IEC 61869-3 Compliant for Metering & Protection for voltage transformer Applicat April 21, 2026 / April 27, 2026 by tianming Detailed technical specs for the JDZW-20 21kV outdoor resin-cast VT—ideal for accurate metering, protection, and SCADA integration in 20kV distribution networks. Read more »
