Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
JDZ(X)9-3/6/10Q(G) Voltage Transformer Indoor Single-Phase Epoxy Resin Casting PT: 3kV/6kV/10kV, phase-to-phase and phase-to-ground measurement, 3kV/√3-10kV/√3/100V/√3+100V/3 ratio, 0.2/0.5/1/3/6P accuracy class, dual secondary winding option, epoxy resin casting insulation, 3.6-12/25-42/40-75kV insulation level, 30-500VA burden, 500-600VA max output, 50-60Hz, GB1207 IEC60044-2.
Advanced JDZ(X)9 High-Capacity Epoxy Resin Casting Transformer Series: Indoor single-phase epoxy resin casting voltage transformer conforming to GB1207 and IEC60044-2 standards, six voltage configurations available (JDZ9-3Q/6Q/10Q for phase-to-phase, JDZX9-3G/6G/10G for phase-to-ground), rated insulation levels 3.6/25/40kV, 7.2/32/60kV, and 12/42/75kV respectively, rated frequency 50Hz or 60Hz, designed for voltage and electric energy measurement and relay protection in indoor switchgear and distribution systems, innovative epoxy resin casting insulation providing superior moisture resistance, environmental protection, and maintenance-free operation, high output capacity 500-600VA enabling connection of multiple loads, JDZ9 series for phase-to-phase voltage measurement (3kV/100V, 6kV/100V, 10kV/100V), JDZX9 series for phase-to-ground measurement with protection winding (3kV/√3/100V/√3+100V/3, 6kV/√3/100V/√3+100V/3, 10kV/√3/100V/√3+100V/3), dual secondary winding configurations available for simultaneous metering applications, accuracy classes 0.2/0.5/1/3/6P with burden capacity 30-500VA.
Superior Epoxy Resin Casting Technology and Phase-to-Ground Measurement Capability: JDZ(X)9 series features advanced epoxy resin casting insulation ensuring excellent moisture resistance, environmental protection, flame retardancy, and maintenance-free operation with no oil leakage concerns, exceptional 500-600VA maximum output capacity providing ability to connect multiple metering devices, instruments, and protection relays simultaneously, compact design ideal for indoor switchgear installations, three voltage levels (3kV/6kV/10kV) offering flexibility for various distribution voltage applications, JDZX9 series with dedicated 100V/3 protection winding for relay protection applications (6P class), dual secondary winding option enabling dual metering applications with 0.2/0.2, 0.2/0.5, or 0.5/0.5 accuracy combinations, suitable for indoor switchgear, distribution substations, industrial facilities, commercial buildings, and applications requiring high output capacity voltage measurement from 3kV to 10kV with epoxy resin casting reliability and phase-to-ground measurement capability.
| Wiring Diagram | Model Type | Configuration | Application |
|---|---|---|---|
| Figure 1–2 | JDZ9-3Q/6Q/10Q | Single secondary winding for phase-to-phase measurement | Phase-to-phase voltage measurement |
| Figure 3–4 | JDZ9-10Q (Dual) | Dual secondary windings (100V + 100V) | Dual metering applications |
| Figure 5 | JDZX9-3G/6G/10G | Dual secondary windings (100V/√3 + 100V/3) | Phase-to-ground measurement + protection |
| Figure 6 | JDZX9-10G (Triple) | Triple secondary windings (100V/√3 + 100V/√3 + 100V/3) | Dual metering + protection |
| JDZ(X)9-3/6/10Q(G) Voltage Transformer Specifications | Parameter | Unit |
|---|---|---|
| Brand | Bepto Insulation Systems | – |
| Model Number | JDZ(X)9-3/6/10Q(G) Series (JDZ9-3Q/6Q/10Q, JDZX9-3G/6G/10G) | – |
| Category | Switchgear & HV PT (High Voltage Potential Transformer) | – |
| Product Type | 3kV/6kV/10kV Indoor Single-Phase Epoxy Resin Casting Voltage Transformer with Phase-to-Phase and Phase-to-Ground Measurement, Dual Secondary Winding, 0.2/0.5/1/3/6P Accuracy Class, 3.6-12/25-42/40-75kV Insulation, 500-600VA High Output Capacity for Voltage & Energy Measurement and Relay Protection | – |
| Core Technology | Indoor Single-Phase Epoxy Resin Casting Design + Multi-Voltage Flexibility (3kV/6kV/10kV) + Phase-to-Phase and Phase-to-Ground Measurement Capability + Dual Secondary Winding Configuration + High Output Capacity (500-600VA) + GB1207 and IEC60044-2 Standards Compliant + Rated Insulation Levels (3.6/25/40kV, 7.2/32/60kV, 12/42/75kV) + Rated Frequency 50Hz or 60Hz + Voltage Ratios (Phase-to-Phase and Phase-to-Ground Options) + Accuracy Classes (0.2, 0.5, 1, 3, 6P) + Burden Capacity 30-500VA + Maximum Output 500-600VA + Superior Moisture Resistance + Environmental Protection + Flame Retardancy + Maintenance-Free Operation + No Oil Leakage + Compact Design + Proven Epoxy Resin Technology | – |
| Power (Voltage) | 3kV / 6kV / 10kV | – |
| Rated Voltage (JDZ9-3Q) | 3 | kV |
| Rated Voltage (JDZ9-6Q) | 6 | kV |
| Rated Voltage (JDZ9-10Q) | 10 | kV |
| Rated Voltage (JDZX9-3G) | 3/√3 (1.73) | kV |
| Rated Voltage (JDZX9-6G) | 6/√3 (3.46) | kV |
| Rated Voltage (JDZX9-10G) | 10/√3 (5.77) | kV |
| Voltage Ratio (JDZ9-3Q) | 3000/100 | V |
| Voltage Ratio (JDZ9-6Q) | 6000/100 | V |
| Voltage Ratio (JDZ9-10Q) | 10000/100 | V |
| Voltage Ratio (JDZX9-3G) | 3000/√3/100/√3 + 100/3 (1732/57.7 + 33.3) | V |
| Voltage Ratio (JDZX9-6G) | 6000/√3/100/√3 + 100/3 (3464/57.7 + 33.3) | V |
| Voltage Ratio (JDZX9-10G) | 10000/√3/100/√3 + 100/3 (5774/57.7 + 33.3) | V |
| Voltage Ratio (JDZ9-10Q Dual) | 10000/100 + 100 | V |
| Voltage Ratio (JDZX9-10G Triple) | 10000/√3/100/√3 + 100/√3 + 100/3 | V |
| Rated Frequency | 50Hz or 60Hz | Hz |
| Accuracy Classes | 0.2, 0.5, 1, 3, 6P | – |
| Insulation Level (JDZ9-3Q/JDZX9-3G) | 3.6/25/40 | kV |
| Insulation Level (JDZ9-6Q/JDZX9-6G) | 7.2/32/60 | kV |
| Insulation Level (JDZ9-10Q/JDZX9-10G) | 12/42/75 | kV |
| Max Output (JDZ9-3Q) | 500 | VA |
| Max Output (JDZ9-6Q) | 500 | VA |
| Max Output (JDZ9-10Q) | 500 | VA |
| Max Output (JDZ9-10Q Dual) | 400/400 | VA |
| Max Output (JDZX9-6G) | 600 | VA |
| Max Output (JDZX9-10G) | 600 | VA |
| Max Output (JDZX9-10G Triple) | 400/400 | VA |
| Burden Capacity (0.2 Class) | 30-40 | VA |
| Burden Capacity (0.5 Class) | 60-100 | VA |
| Burden Capacity (1 Class) | 180-200 | VA |
| Burden Capacity (3 Class) | 240-500 | VA |
| Burden Capacity (6P Class) | 100 | VA |
| Burden Capacity (0.2/0.2 Dual) | 15/15-20/20 | VA |
| Burden Capacity (0.2/0.5 Dual) | 15/20-20/30 | VA |
| Burden Capacity (0.5/0.5 Dual) | 30/30-40/40 | VA |
| Insulation Type | Epoxy Resin Casting | – |
| Structure Type | Indoor Single-Phase Epoxy Resin Casting | – |
| Voltage Level | Low-Medium Voltage (3kV/6kV/10kV) | – |
| Installation Type | Indoor | – |
| Phase | Single Phase | – |
| Standards Compliance | GB1207 and IEC60044-2 | – |
| FOB Port | Ningbo/Shanghai | – |
| Terms of Payment | Western Union, T/T, Paypal | – |
| Multi-Voltage 3kV/6kV/10kV | Yes (Three Voltage Levels Available) | – |
| Epoxy Resin Casting | Yes (Epoxy Resin Casting Insulation) | – |
| Single-Phase | Yes (Single-Phase Configuration) | – |
| Indoor Construction | Yes (Indoor Installation) | – |
| 500-600VA High Output | Yes (500-600VA Maximum Output Capacity) | – |
| Phase-to-Phase Measurement | Yes (JDZ9 Series) | – |
| Phase-to-Ground Measurement | Yes (JDZX9 Series) | – |
| Dual Secondary Winding | Yes (Dual Secondary Available) | – |
| Triple Secondary Winding | Yes (Triple Secondary Available for JDZX9-10G) | – |
| Protection Winding (100V/3) | Yes (JDZX9 Series with 6P Class) | – |
| 50Hz or 60Hz | Yes (Rated Frequency 50Hz or 60Hz) | – |
| GB1207 Compliant | Yes (In Accordance with GB1207 Standard) | – |
| IEC60044-2 Compliant | Yes (In Accordance with IEC60044-2 Standard) | – |
| 3.6-12/25-42/40-75kV Insulation | Yes (Rated Insulation Levels) | – |
| 0.2 Accuracy Class | Yes (0.2 Metering Accuracy Class Available) | – |
| 0.5 Accuracy Class | Yes (0.5 Metering Accuracy Class Available) | – |
| 1 Accuracy Class | Yes (1 Monitoring Accuracy Class Available) | – |
| 3 Accuracy Class | Yes (3 Monitoring Accuracy Class Available) | – |
| 6P Protection Class | Yes (6P Protection Accuracy Class Available) | – |
| VKV Compatible | Yes (JDZ9 Series Same as VKV) | – |
| Moisture Resistance | Yes (Superior Moisture Resistance) | – |
| Environmental Protection | Yes (Environmentally Friendly) | – |
| Flame Retardancy | Yes (Flame Retardant Properties) | – |
| Maintenance-Free | Yes (No Maintenance Required) | – |
| No Oil Leakage | Yes (Solid Insulation, No Oil) | – |
| Compact Design | Yes (Compact for Indoor Switchgear) | – |
| JDZ9 Series (Line-to-Line Voltage Measurement) | |||||
| Model Type | Rated Voltage | Voltage Ratio | Insulation Level | Max Output | Application |
| JDZ9-3Q | 3kV | 3000/100V | 3.6/25/40kV | 500VA | 3kV phase-to-phase measurement with high output |
| JDZ9-6Q | 6kV | 6000/100V | 7.2/32/60kV | 500VA | 6kV phase-to-phase measurement with high output |
| JDZ9-10Q | 10kV | 10000/100V | 12/42/75kV | 500VA | 10kV phase-to-phase measurement with high output |
| JDZ9-10Q (Dual) | 10kV | 10000/100 + 100V | 12/42/75kV | 400/400VA | 10kV dual metering applications |
| JDZX9 Series (Phase-to-Earth Voltage Measurement and Protection) | |||||
| Model Type | Rated Voltage | Voltage Ratio | Insulation Level | Max Output | Application |
| JDZX9-3G | 3kV/√3 (1.73kV) | 3kV/√3/100V/√3 + 100V/3 | 3.6/25/40kV | – | 3kV phase-to-ground measurement + protection |
| JDZX9-6G | 6kV/√3 (3.46kV) | 6kV/√3/100V/√3 + 100V/3 | 7.2/32/60kV | 600VA | 6kV phase-to-ground measurement + protection |
| JDZX9-10G | 10kV/√3 (5.77kV) | 10kV/√3/100V/√3 + 100V/3 | 12/42/75kV | 600VA | 10kV phase-to-ground measurement + protection |
| JDZX9-10G (Triple) | 10kV/√3 (5.77kV) | 10kV/√3/100V/√3 + 100V/√3 + 100V/3 | 12/42/75kV | 400/400VA | 10kV dual metering + protection |
| 500-600VA High Output Capacity Feature | Description | Benefit |
|---|---|---|
| High Power Rating | 500-600VA maximum output capacity | Supports connection of multiple metering devices and instruments simultaneously |
| JDZ9 Series 500VA | 500VA output for phase-to-phase measurement | Adequate capacity for multiple loads in phase-to-phase applications |
| JDZX9 Series 600VA | 600VA output for phase-to-ground measurement | Higher capacity for phase-to-ground measurement with protection |
| Multiple Load Connection | Can drive multiple loads concurrently | Eliminates need for multiple transformers |
| Instrumentation Support | Sufficient capacity for panel meters, recorders, and protection relays | Comprehensive monitoring and protection in single transformer |
| Revenue Metering | High capacity for billing-grade meters | Accurate revenue metering with adequate burden capacity |
| SCADA Integration | Supports data acquisition systems | Enables remote monitoring and control |
| Future Expansion | Excess capacity for additional loads | Flexibility for system upgrades |
| Cost-Effective | Single high-capacity transformer vs. multiple units | Reduced equipment and installation costs |
| Phase-to-Phase vs Phase-to-Ground Feature | JDZ9 Series (Phase-to-Phase) | JDZX9 Series (Phase-to-Ground) |
|---|---|---|
| Measurement Type | Phase-to-phase voltage (line-to-line) | Phase-to-ground voltage (line-to-neutral) |
| Primary Voltage | 3kV, 6kV, 10kV | 3kV/√3, 6kV/√3, 10kV/√3 |
| Secondary Voltage | 100V | 100V/√3 (metering) + 100V/3 (protection) |
| Protection Winding | No | Yes (100V/3 winding for 6P class protection) |
| Typical Application | Phase-to-phase voltage measurement | Phase-to-ground measurement + relay protection |
| System Compatibility | All grounding systems | Ungrounded or resonant grounded systems |
| VKV Compatibility | Yes (Same as VKV) | No |
| JDZ9-10Q with dual secondary windings (10 kV / 100 V + 100 V) | ||||
| Accuracy Class Combination | Winding 1 Burden (VA) | Winding 2 Burden (VA) | Max Output (VA) | Application |
| 0.2/0.2 | 20 | 20 | 400/400 | Dual high-precision revenue metering |
| 0.2/0.5 | 20 | 30 | 400/400 | High-precision metering + standard monitoring |
| 0.5/0.5 | 30 | 30 | 400/400 | Dual standard metering applications |
| JDZX9-10G with three secondary windings (10 kV/√3 / 100 V/√3 + 100 V/√3 + 100 V/3) | |||||
| Accuracy Class Combination | Winding 1 Burden (VA) | Winding 2 Burden (VA) | Protection Winding (VA) | Max Output (VA) | Application |
| 0.2/0.2 | 15 | 15 | – | 400/400 | Dual high-precision metering |
| 0.2/0.5 | 15 | 20 | – | 400/400 | High-precision metering + standard monitoring |
| 0.5/0.5 | 40 | 40 | – | 400/400 | Dual standard metering |
| 6P | – | – | 100 | – | Relay protection winding |
| JDZ9-3Q(3kV) | |||
| Accuracy Class | Burden Capacity (VA) | Max Output (VA) | Application |
| – | – | 500 | High output capacity for 3kV systems (VKV compatible) |
| JDZ9-6Q(6kV) | |||
| Accuracy Class | Burden Capacity (VA) | Max Output (VA) | Application |
| 0.2 | 40 | 500 | High-precision revenue metering for 6kV systems |
| 0.5 | 100 | 500 | Standard metering and monitoring for 6kV systems |
| 1 | 200 | 500 | General voltage monitoring for 6kV systems |
| 3 | 240 | 500 | Monitoring and instrumentation for 6kV systems |
| JDZ9-10Q(10kV) | |||
| Accuracy Class | Burden Capacity (VA) | Max Output (VA) | Application |
| 0.2 | 40 | 500 | High-precision revenue metering for 10kV systems |
| 0.5 | 100 | 500 | Standard metering and monitoring for 10kV systems |
| 1 | 200 | 500 | General voltage monitoring for 10kV systems |
| 3 | 240 | 500 | Monitoring and instrumentation for 10kV systems |
| JDZX9-6G(6kV/√3) | |||
| Accuracy Class | Burden Capacity (VA) | Max Output (VA) | Application |
| 0.2 | 30 | 600 | High-precision phase-to-ground metering for 6kV systems |
| 0.5 | 60 | 600 | Standard phase-to-ground monitoring for 6kV systems |
| 1 | 180 | 600 | General phase-to-ground voltage monitoring for 6kV systems |
| 3 | 500 | 600 | Monitoring and instrumentation for 6kV systems |
| 6P | 100 | 600 | Relay protection applications for 6kV systems |
| JDZX9-10G(10kV/√3) | |||
| Accuracy Class | Burden Capacity (VA) | Max Output (VA) | Application |
| 0.2 | 30 | 600 | High-precision phase-to-ground metering for 10kV systems |
| 0.5 | 60 | 600 | Standard phase-to-ground monitoring for 10kV systems |
| 1 | 180 | 600 | General phase-to-ground voltage monitoring for 10kV systems |
| 3 | 500 | 600 | Monitoring and instrumentation for 10kV systems |
| 6P | 100 | 600 | Relay protection applications for 10kV systems |
| Epoxy Resin Casting Feature | Description | Benefit |
|---|---|---|
| Solid Insulation | Epoxy resin casting provides solid insulation | No oil leakage, environmentally friendly |
| Superior Moisture Resistance | Epoxy resin is highly moisture resistant | Reliable operation in humid environments |
| Flame Retardancy | Self-extinguishing flame retardant properties | Enhanced fire safety |
| Maintenance-Free | Solid insulation requires no maintenance | Reduced operational costs and downtime |
| Environmental Protection | No oil, no pollution | Eco-friendly and safe for indoor use |
| Compact Design | Smaller footprint than oil-immersed types | Ideal for space-constrained indoor switchgear |
| Long Service Life | Epoxy resin does not age like oil | Extended operational life (30+ years) |
| High Mechanical Strength | Robust epoxy resin construction | Excellent vibration and shock resistance |
| Excellent Dielectric Properties | High dielectric strength | Reliable high voltage insulation |
| No Explosion Risk | Solid insulation eliminates explosion hazard | Enhanced safety for indoor installations |
| JDZ9-3Q/JDZX9-3G(3kV) Insulation Level | |||
| Insulation Level | Lightning Impulse Withstand | Power Frequency Withstand | Application Environment |
| 3.6kV | Rated voltage level | Short-duration power frequency | Standard 3kV systems |
| 25kV | Lightning impulse | Medium-duration withstand | Lightning protection requirements |
| 40kV | Full lightning impulse | Full insulation withstand | Maximum insulation protection |
| JDZ9-6Q/JDZX9-6G(6kV) Insulation Level | |||
| Insulation Level | Lightning Impulse Withstand | Power Frequency Withstand | Application Environment |
| 7.2kV | Rated voltage level | Short-duration power frequency | Standard 6kV systems |
| 32kV | Lightning impulse | Medium-duration withstand | Lightning protection requirements |
| 60kV | Full lightning impulse | Full insulation withstand | Maximum insulation protection |
| JDZ9-10Q/JDZX9-10G(10kV) Insulation Level | |||
| Insulation Level | Lightning Impulse Withstand | Power Frequency Withstand | Application Environment |
| 12kV | Rated voltage level | Short-duration power frequency | Standard 10kV systems |
| 42kV | Lightning impulse | Medium-duration withstand | Lightning protection requirements |
| 75kV | Full lightning impulse | Full insulation withstand | Maximum insulation protection |
| Application Scenario | Recommended Model | Key Advantage | Typical Installation |
|---|---|---|---|
| 3kV Phase-to-Phase Measurement | JDZ9-3Q | 500VA high output for 3kV phase-to-phase applications (VKV compatible) | 3kV indoor switchgear |
| 6kV Phase-to-Phase Measurement | JDZ9-6Q | 500VA output for 6kV phase-to-phase applications (VKV compatible) | 6kV indoor switchgear, industrial facilities |
| 10kV Phase-to-Phase Measurement | JDZ9-10Q | 500VA output for 10kV phase-to-phase applications (VKV compatible) | 10kV indoor switchgear, distribution substations |
| 10kV Dual Phase-to-Phase Metering | JDZ9-10Q (Dual) | Dual 100V secondaries for independent metering (400/400VA) | Billing + monitoring applications |
| 3kV Phase-to-Ground + Protection | JDZX9-3G | Phase-to-ground measurement with 100V/3 protection winding | 3kV ungrounded systems |
| 6kV Phase-to-Ground + Protection | JDZX9-6G | 600VA output for phase-to-ground measurement + 6P protection | 6kV ungrounded or resonant grounded systems |
| 10kV Phase-to-Ground + Protection | JDZX9-10G | 600VA output for phase-to-ground measurement + 6P protection | 10kV ungrounded or resonant grounded systems |
| 10kV Dual Metering + Protection | JDZX9-10G (Triple) | Triple secondary: dual metering + protection (400/400VA) | Critical systems requiring redundancy |
| Indoor Substations | JDZ(X)9 Series | Epoxy resin casting eliminates oil leakage concerns | Indoor distribution substations |
| Commercial Buildings | JDZ9-6Q/10Q | Compact, safe, maintenance-free, high capacity | Shopping malls, office buildings |
| Industrial Facilities | JDZX9-6G/10G | Phase-to-ground measurement + protection for ungrounded systems | Manufacturing plants, industrial parks |
| SCADA Systems | JDZ(X)9 Series | 500-600VA capacity supports data acquisition systems | Remote monitoring and control applications |
| Feature | JDZ9 Series (Phase-to-Phase) | JDZX9 Series (Phase-to-Ground) |
|---|---|---|
| Measurement Type | Phase-to-phase voltage | Phase-to-ground voltage |
| Primary Voltage | 3kV, 6kV, 10kV | 3kV/√3, 6kV/√3, 10kV/√3 |
| Secondary Voltage | 100V | 100V/√3 (metering) + 100V/3 (protection) |
| Maximum Output | 500VA | 600VA |
| Protection Winding | No | Yes (100V/3 for 6P class) |
| VKV Compatible | Yes (Same as VKV) | No |
| Key Advantage | Phase-to-phase measurement with VKV compatibility | Phase-to-ground measurement + relay protection |
| Typical Application | Standard phase-to-phase voltage measurement | Ungrounded systems requiring protection |
Bepto is a leading Chinese company in electrical insulation, focused on developing advanced solutions for future power systems. We support transmission and distribution safety and growth, with long-term partners including State Grid, ABB, Schneider, Siemens, and GE. Our services reach clients in over 22 countries.
Bepto focuses on the global market and provides our clients with products suitable for the local market:
Unwavering in our dedication to customers and delivering cutting-edge innovations,Bepto stands as your steadfast ally on the journey ahead.
