Products
RECOMMENDED SOLUTIONS
HJ-GIS Series (SF6 Gas-Insulated RMU)
HJ-GIS Series (Engineering Model: HSRM16-12)
Product Overview & Application
Product Concept: The HJ-GIS Series is an IEC-compliant, fully-insulated SF6 Gas Ring Main Unit. With all primary high-voltage circuits and switching components robotically sealed inside a stainless-steel tank (IP67), it offers true “Fit and Forget” performance for long-term reliability.
Applicable Scenarios: Compact Secondary Substations (CSS), heavy industrial distribution networks, underground vaults, and extreme coastal environments prone to high humidity and salt spray.
Customization Value: Featuring an infinitely modular extensible design, its compact modules (C, F, V) can be seamlessly combined and expanded on-site to match any complex Single-Line Diagram (SLD) requirement.
HJ-GTC Series PV Grid-Tie Cabinet / Box
220V / 380V AC / Type II Surge Protection / IP65
The HJ-GTC Series PV Grid-Tie Box (AC Combiner Box) is the vital safety and synchronization interface between solar string inverters and the utility grid. Engineered to seamlessly aggregate AC power, it provides dedicated PV-grade circuit breaking, robust active isolation, and premium Type II surge protection. Housed in a weatherproof IP65 enclosure, it ensures your distributed solar plant delivers clean, safe, and compliant power to the grid.
Ideal for Distributed Solar Integration:
- ✓ Commercial & Industrial (C&I) Rooftop Solar
- ✓ Residential Solar PV Systems
- ✓ Distributed Ground-Mounted Solar Arrays
- ✓ Hybrid Microgrids & Energy Storage Systems
HJ-GZDW Series Substation DC Power System
Up to 220V / 250A / Smart Unattended Control
The HJ-GZDW Series Substation DC Power System is a highly reliable, microcomputer-controlled critical DC power supply. Serving as the vital “lifeline” of any electrical facility, it provides uninterrupted, ultra-stable DC power for high-voltage switchgear operation (closing/tripping), relay protection, automation controls, and emergency lighting, ensuring ultimate grid safety even during total AC power failures.
Ideal for Mission-Critical & Unattended Facilities:
- ✓ 12kV to 220kV High-Voltage Substations & Power Plants
- ✓ Heavy Metallurgy, Mining & Petrochemical Complexes
- ✓ Railway Networks & Telecommunication Hubs
- ✓ Data Centers (IDC) & High-Rise Commercial Buildings
HJ-ILBS Series Indoor Load Break Switch
Up to 24kV / Vacuum & SF6 Options / Switch-Fuse Combination
The HJ-ILBS Series Indoor Load Break Switch provides robust, cost-effective switching and transformer protection for medium-voltage distribution networks. Engineered to safely make and break load currents, closed-loop currents, and cable charging currents, this series offers both eco-friendly Vacuum and highly compact SF6 gas insulation options. When paired with high-voltage current-limiting fuses (Combination Unit), it becomes the ultimate protective safeguard for downstream transformers.
Ideal for Secondary Distribution & OEMs:
- ✓ Ring Main Units (RMU) & Compact Substations (CSS)
- ✓ Switchgear OEMs & Panel Builders
- ✓ Transformer Protection in Commercial & Industrial Grids
- ✓ Wind & Solar Power Collection Nodes
HJ-IPC Series Integrated Pole Cabinet
Model: HJ-JP (Smart-Pole Series)
Product Overview & Application
Product Concept: HJ-JP (JP Cabinet) is an ‘All-in-One’ outdoor distribution box designed to be mounted directly on concrete utility poles.
Applicable Scenario: Rural Electrification, Overhead Line Taps, and Transformer Pole-Top Distribution.
Customization Value: Integrates Metering, Protection (Circuit Breaker), and Reactive Power Compensation (Capacitor) in one compact, pole-mounted unit. Anti-theft design.
HJ-LVS-C Series Compact Withdrawable Switchgear
Up to 4000A / 80kA / Compact Motor Control
The HJ-LVS-C Series Compact Withdrawable Switchgear is a highly efficient and economical low-voltage power distribution and Motor Control Center (MCC). Designed for optimized footprint and operational safety, it utilizes a highly dense drawer configuration to maximize the number of control circuits per cabinet, making it an ideal solution for large-scale industrial motor management.
Ideal for Space-Optimized Industrial Scenarios:
- ✓ Power Generation Plants & Substations
- ✓ Petroleum, Chemical & Heavy Metallurgy
- ✓ Textile, Manufacturing & Light Industries
- ✓ High-Rise Commercial Buildings & Public Facilities
HJ-LVS-E Series Economic Withdrawable Switchgear
Up to 4000A / 65kA / Cost-Effective MCC
The HJ-LVS-E Series Economic Withdrawable Switchgear is an advanced, cost-effective low-voltage power distribution and Motor Control Center (MCC). Built with a highly flexible assembled frame and standardized withdrawable units, it delivers excellent breaking capacity, dynamic stability, and structural reliability, making it the smartest investment for general industrial infrastructure.
Ideal for Budget-Conscious General Industries:
- ✓ General Manufacturing & Assembly Plants
- ✓ Commercial Complexes & Public Infrastructure
- ✓ Water Treatment & Pumping Stations
- ✓ Light Industrial & Material Handling Facilities
HJ-MCS-12 Series Metal-Clad Switchgear
Up to 12kV / 4000A / 50kA
The HJ-MCS-12 Series is a highly reliable 12kV air-insulated, fully metal-clad withdrawable switchgear designed for 3-phase AC 50/60Hz power systems. Engineered to strict IEC standards, it is the ultimate solution for power receiving, distribution, and comprehensive grid protection.
Ideal for High-Demand Scenarios:
- ✓ Power Plants & Utility Substations
- ✓ Heavy Industries, Mining & Petrochemical
- ✓ Commercial Real Estate & Data Centers (IDC)
- ✓ Renewable Energy Grid Integration
HJ-MCS-40 Series Metal-Clad Switchgear
Up to 40.5kV / 2500A / 31.5kA
The HJ-MCS-40 Series is a premium 40.5kV air-insulated, fully metal-clad withdrawable switchgear designed for 3-phase AC 50/60Hz power systems. Engineered for maximum reliability, it serves as the critical node for power receiving, distribution, and comprehensive grid protection.
Ideal for High-Demand Scenarios:
- ✓ Major Power Grid Substations & Utility Networks
- ✓ Heavy Metallurgy, Mining & Petrochemical Facilities
- ✓ Renewable Energy (Wind/Solar) Step-Up Substations
- ✓ Large-Scale Infrastructure & Railway Power Systems
HJ-MNS Series Premium Withdrawable
Up to 6300A / 100kA / Fully Modular MCC
The HJ-MNS Series Premium Withdrawable Switchgear is a highly versatile, modular low-voltage power distribution and Motor Control Center (MCC). Engineered with a robust C-profile frame and advanced hot-swappable withdrawable technology, it ensures maximum operational continuity, operator safety, and spatial efficiency for heavy-duty electrical networks.
Ideal for Continuous Process Industries:
- ✓ Power Plants & Major Substations
- ✓ Oil, Gas, Petrochemical & Mining Operations
- ✓ Paper, Steel & Heavy Manufacturing Facilities
- ✓ Data Centers (IDC) & Marine/Offshore Platforms
HJ-MPT Series HV Power Transformer
Up to 35kV / Up to 31.5MVA / Heavy-Duty Substation Core
The HJ-MPT Series HV Power Transformer is the heavy-duty powerhouse designed for primary substations and major industrial grid interconnects. Engineered to handle massive energy transfers up to 31,500kVA (31.5MVA), this robust oil-immersed transformer delivers exceptional short-circuit withstand capabilities, superior thermal management (ONAN/ONAF), and customizable On-Load Tap Changer (OLTC) options for precise voltage regulation under extreme load conditions.
Ideal for Primary Power Transmission:
- ✓ Utility Step-Down Primary Substations (e.g., 35kV to 10kV)
- ✓ Heavy Metallurgy, Steel Mills & Mining Complexes
- ✓ Large-Scale Renewable Energy (Wind/Solar) Grid Tie-ins
- ✓ Major Industrial Parks & Data Center Power Hubs
HJ-ODT Series Hermetically Sealed Oil Transformer
Up to 35kV / 50kVA – 2500kVA / Global Voltage Matching
The HJ-ODT Series Hermetically Sealed Oil Transformer is the highly reliable, cost-effective backbone of global power distribution. Utilizing an advanced fully-sealed corrugated tank design, it completely isolates the insulating oil from the atmosphere, rendering the unit virtually maintenance-free. With our flexible manufacturing capabilities, we precisely match the transformer’s voltage ratings to your specific national grid standards, delivering IEC-compliant performance at an exceptional value.
Ideal for General Power Distribution:
- ✓ Utility Overhead & Underground Distribution Networks
- ✓ General Manufacturing & Industrial Facilities
- ✓ Residential Communities & Commercial Complexes
- ✓ Agricultural & Rural Electrification Projects