Combined Transformers JLSZW-10 Three-Phase Combined Transformer VT+CT Outdoor January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLSZW-10 series three-phase combined instrument transformers are precision electromagnetic instruments integrating both voltage transformation and current measurement functions in a unified outdoor-rated assembly. Designed for accurate voltage sensing, current measurement, energy metering, and relay protection applications in medium-voltage AC power systems up to 10 kV class, these combined transformers provide […] Read more »
Combined Transformers JLSZW3-10KV Outdoor Epoxy Resin Combined Transformer (three-phase ) January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLSZW3-6 and JLSZW3-10 series outdoor dry-type combined instrument transformers are integrated electromagnetic measurement devices that combine voltage transformer (VT) and current transformer (CT) functions in a single sealed enclosure. These transformers provide simultaneous voltage and current measurement for three-phase AC power systems rated at 50 Hz, with system voltage classes […] Read more »
Combined Transformers JLSZW-35 Three-Phase Outdoor Epoxy Resin Combined Transformer January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLSZW-35 combined instrument transformer is an integrated three-phase outdoor measurement device incorporating both voltage transformation and current transformation functions in a single cast-resin insulated assembly. This combined unit provides galvanically isolated secondary voltage and current signals for energy metering, protection relay operation, and instrumentation applications in 35 kV class AC […] Read more »
Combined Transformers JLSZY-35kv Outdoor Three-Phase Combined Instrument Transformer January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLSZY-35 series combined instrument transformer is a precision outdoor measurement and protection device designed for simultaneous voltage and current measurement in three-phase AC power systems. Operating at the 35 kV voltage class with rated frequency of 50 Hz, this unit integrates voltage transformers (PT) and current transformers (CT) in a […] Read more »
Combined Transformers High-Voltage Metering Box JLS-6, JLS-10KV oil-immersed combined transformers, three-phase outdoor January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLS-6, JLSZV-10 and JLS-10 series outdoor oil-immersed combined instrument transformers are integrated metering solutions designed for accurate current and voltage measurement in medium-voltage AC power distribution systems. These transformers combine electromagnetic current transformers (CT) and voltage transformers (VT/PT) in a single oil-filled enclosure, utilizing three-phase V/V connection configuration to provide galvanically […] Read more »
Combined Transformers High-Voltage Metering Box JLSW3-10 10kV Outdoor Oil-Immersed Combined Instrument Transformer January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLSW3-10 outdoor oil-immersed three-phase combined instrument transformer (metering unit) is an integrated outdoor metering solution designed for accurate voltage measurement, current measurement, energy metering, and relay protection applications in medium-voltage AC power systems. This combined transformer integrates three single-phase fully-insulated voltage transformers and three current transformers in a single oil-filled […] Read more » recommended
10KV Voltage Transformer JSJW-3/6/10 Three-Phase Oil-Immersed Voltage Transformers (3–10kV) January 20, 2026 / January 26, 2026 by tianming Product Overview Functional Definition The JSJW-3, JSJW-6, and JSJW-10 series are three-phase, oil-immersed inductive voltage transformers designed for accurate voltage measurement, energy metering, insulation monitoring (residual voltage), and relay protection in indoor medium-voltage AC power systems (50 Hz / 60 Hz). The transformer provides galvanically isolated secondary voltages proportional to the primary voltage, supplying standardized […] Read more »
10KV Voltage Transformer JDZC-3/6/10KV semi-enclosed epoxy resin cast voltage transformer January 20, 2026 / January 26, 2026 by tianming Product Overview The JDZC-3/6/10 series single-phase epoxy resin voltage transformers are precision electromagnetic instruments designed for accurate voltage measurement, energy metering, control circuits, and relay protection in medium-voltage AC power systems. Based on electromagnetic induction principles, these voltage transformers provide galvanically isolated secondary voltage signals proportional to the primary voltage, suitable for 3–10 kV indoor […] Read more »
Combined Transformers High-Voltage Metering Box JLS-35KV Outdoor Oil-Immersed Three-Phase Combined Instrument Transformer January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLS-35 is an outdoor, oil-immersed combined instrument transformer (metering box) integrating two single-phase fully-insulated VTs and two CTs in a sealed oil-filled enclosure. The VTs are connected in V/V, and the CTs are installed in series on phases A and C to provide isolated secondary voltage and current outputs for […] Read more » recommended
Combined Transformers High-Voltage Metering Box JLSW3-35kV Outdoor Oil-Immersed Combined Instrument Transformer January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLSW3-35kV outdoor oil-immersed combined instrument transformer (also designated as metering box) is a three-phase high-voltage energy metering assembly designed for outdoor installation in AC power systems up to 35 kV. This integrated package combines three single-phase fully-insulated voltage transformers (VT/PT) configured in Y/Y connection with three current transformers (CT) installed […] Read more »
Combined Transformers JLS-20KV outdoor oil-immersed combined instrument transformer January 20, 2026 / January 28, 2026 by tianming Product Overview The JLS-20KV outdoor oil-immersed combined instrument transformer, is a precision electromagnetic metering and measurement solution designed for high-voltage AC power systems. This integrated unit comprises two single-phase fully-insulated voltage transformers (VT) configured in three-phase V/V connection and two current transformers (CT) series-connected in A-phase and C-phase, providing simultaneous current and voltage transformation for […] Read more »
Combined Transformers JLSZW-6, JLSZW-10 Three-Phase Dry-Type Combined Transformer (10KV Outdoor ) January 20, 2026 / January 28, 2026 by tianming Product Overview Functional Definition The JLSZW-6 and JLSZW-10 series Three-Phase Dry-Type Combined Transformer are integrated electromagnetic metering devices designed for accurate voltage and current measurement in outdoor medium-voltage AC distribution systems. These units combine voltage transformation and current measurement functions in a single compact assembly, providing galvanically isolated secondary signals for energy metering, monitoring, and […] Read more »
