| Brand | Wone Store |
| Model NO. | JSZY18-24RJ Voltage Transformer |
| Rated frequency | 50/60Hz |
| Primary voltage | 22/√3kV |
| Secondary voltage | 100/√3V |
| Series | JSZY |
Product Overview
JSZY18-24RJ voltage transformer, is fully enclosed casting insulation structure, the primary winding, secondary winding and the annular core all coating in the epoxy resin casting, The product adds elbow type plug part, improving the filth and moisture resistance, is widely used indoor for measuring current, electric energy and protective relaying in the isolated neutral system with the frequency 50-60Hz and highest voltage for equipment 24 kV.
Key Features
Strong Electromagnetic Interference Resistance：Featuring a unique shielding structure and winding design, it effectively withstands interference from complex external electromagnetic environments. Even in high-voltage substations with severe EMI, it accurately measures voltage and ensures the purity and accuracy of output signals.
High-precision Composite Winding Design：The secondary side adopts high-precision composite windings, enabling simultaneous output of voltage signals with multiple accuracy classes. This meets the differentiated precision requirements of metering, measurement, protection, and other functional modules, avoids errors caused by signal conversion, and enhances overall system performance.
Main technical parameter
Rated primary voltage：20/√3 kV or 22/√3 kV
Rated secondary voltage：100/√3, 100/√3/100/√3 100/√3/220
Rated voltage of residual voltage windings：100/ 3V 、110/ 3V、 115/ 3V、 120/ 3V
Burden power factor: cosΦ=0.8(lagging)
Standards: IEC60044-2.2003 or IEC61869-1&3
Other technical parameters pls see as follow:
Remarks: Upon request we are glad to offer transformers according to other standards or with non-standard technical specs.
Outline drawing
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Ensuring Reliability: A Deep Dive into Transformer MaintenanceIntroductionElectric transformers are the backbone of modern power distribution systems, silently enabling the reliable delivery of electricity to homes, businesses, and industries. As these critical assets age and the demand for uninterrupted power grows, the importance of diligent transformer maintenance has never been greater. This essay explores the essential role of transformer maintenance, highlighting the value of proactive care, the impact of advanced diagnostic technologies, and the traVziman09/03/2025 -
How does a transformer work?Transformer Operation PrincipleA transformer is an electrical device that operates on the principle of electromagnetic induction to transfer electrical energy from one circuit to another. It enables the adjustment of voltage levels within an alternating current (AC) system, either stepping up (increasing) or stepping down (decreasing) voltage while maintaining the same frequency.Working Principle:Basic ComponentsA transformer consists of two coils, known as windings—the "primary winding" connectRockwell09/03/2025
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