JSJW-6/10/11/12 three-phase oil-immersed voltage transformer for medium-voltage metering, protection & earth-fault detection. duomatech.com #MVPT #PowerSystems #RelayProtection

JSGW-0.5 Three-Phase Five-Leg Low Voltage Potential Transformer for accurate voltage measurement and relay protection in indoor AC systems. Dry-type, with auxiliary winding for open-delta monitoring. duomatech.com #VoltageTransformer #PowerSystems #RelayProtection

JDZC-3/6/10KV semi-enclosed epoxy resin VT for accurate voltage measurement & relay protection in 3–10kV indoor switchgear. duomatech.com #VoltageTransformer #MVSwitchgear #PowerSystems

JDZW-35R / JDZFW-35W2 outdoor epoxy resin voltage transformers for accurate 35kV metering & protection. Dual secondary option enables isolated metering + protection circuits. duomatech.com #VoltageTransformer #Substation #PowerSystems

LZZW-20/24 Outdoor Single-Phase Epoxy Resin Current Transformer for 20/24kV systems—ideal for protective relaying & metering in harsh environments. Safe, sealed design with no fire risk. duomatech.com #CurrentTransformer #PowerSystems #OutdoorCT

JSJW-3/6/10G indoor oil-immersed three-phase voltage transformer delivers standardized 100V output for metering and relay protection in 3–10kV systems. duomatech.com #VoltageTransformer #MediumVoltage #PowerSystems

JSZJK-6/10Q anti-ferroresonance VT enhances stability in medium-voltage switchgear for metering & protection. Dry-type, epoxy cast, indoor use. duomatech.com #VoltageTransformer #Switchgear #PowerSystems

JDZX15-10R / JSZV15-10R fused epoxy VT for 12kV withdrawable switchgear—simplifies metering & protection wiring with built-in fuse and plug-in contact arm. duomatech.com #VoltageTransformer #Switchgear #PowerSystems

LJ-2 / LJ-4 / LJ-7 Indoor Zero-Sequence CTs for ground fault protection in generators, motors & cable feeders. Secondary circuit safety critical. duomatech.com #GroundFaultProtection #CurrentTransformers #PowerSystems