EV Testing Unit
800V 50A 20kW Programmable DC Power Supply
- Voltage Range: 0–800V DC Adjustable
- Rated Current: 0–50A Continuous
- Topology: High-Frequency IGBT
- Compliance: CE, LVD, EMC, RoHS
Engineered Power Architecture
Standard & Custom DC Power Configurations
Direct factory testing platforms engineered for battery emulation, DC fast-charging protocol validation (CCS/GB/T/CHAdeMO), and extreme duty-cycle burn-in.
Heavy Duty 120kW
90–120kW 2000V High Voltage Test Source
- Output Range: 0–2000V / 0–60A
- Control Mode: CC / CV Dynamic Ramping
- Communication: RS485 / Modbus / 0–10V
- Input Line: 380V / 440V 3-Phase
Water Cooled
75kW 12V–15V 6000A Heavy-Current DC Supply
- Current Range: Up to 6,000A High Amp
- Thermal Control: Integrated Water Chilling
- Enclosure: Sealed Anti-Corrosion IP54
- Display: Digital Multi-Parameter LCD
Pulse Cap Charging
80kW 3200V HV Precision DC Source
- Voltage Profile: 1000V – 3200V Extended
- Output Current: 16A – 25A Steady State
- Efficiency: ≥ 90% at Full Load
- Applications: Capacitor Banks & EV Bus
Bench & ATE
1.5kW–5kW Programmable DC Switching Source
- Output Scope: Multi-Range V/I Variable
- Ripple & Noise: ≤ 0.5% RMS Full Band
- Form Factor: 19-inch 2U/3U Rackmount
- Protection: OVP, OCP, OTP, Short Circuit
Lab Calibration
6kW 0–60V 100A Variable DC Power Supply
- Metering: 4-Digit Accurate LCD Screen
- Target Voltages: 30V / 40V / 60V Presets
- Response Time: ≤ 5ms Dynamic Step
- Standard: RoHS, CE Electromagnetic LVD
Aviation & GSE
Portable 28.5V DC Ground Power Unit (GPU)
- Amperage Range: 100A / 200A / 400A / 500A
- Duty: Continuous Bus + Peak Starter
- Chassis: Heavy-Duty Mobile Castors
- Cooling: Forced Air Channeling
Grid Emulator
40–500kVA Static Frequency Converter
- Frequency Range: 50Hz ↔ 60Hz, 400Hz Output
- Phase Topology: 3-Phase Industrial Pure Sine
- THD: < 2.5% Linear Output
- Use Case: EV Charger Input Emulation
Engineering EV Charging Infrastructure in High-Stress Island Environments
The electrical conversion landscape in Holguín, Cuba, requires an engineering approach that goes far beyond standard off-the-shelf testing equipment. As the region expands its commercial fleet electrification, port logistics mechanization at Puerto de Vita, and municipal utility modernization, power engineers encounter specific thermodynamic and electrical stability challenges.
Standard electric vehicle supply equipment (EVSE) test platforms must withstand fluctuating nominal line voltages, elevated relative humidity, and coastal salt-spray conditions characteristic of Eastern Cuba. A DC power supply serving as an EV battery simulator or charging post tester must provide ultra-low voltage ripple (≤ 0.2%), instantaneous dynamic step-response times (≤ 5 milliseconds for full-load transience), and bidirectional electrical dampening to eliminate inductive flyback from massive heavy-duty vehicle battery packs.
Key Engineering Imperative: In regional Cuban distribution networks where harmonic distortions, phase asymmetry, and frequent voltage sags occur, an EV testing DC power supply must integrate high-frequency IGBT conversion stages with wide input window tolerances (±20% VAC) and multi-resonant filter circuits to prevent false safety cut-offs during high-voltage automotive verification routines.
Whether testing heavy-duty mining haulers operating around the Moa nickel district, municipal battery electric transit buses (e-buses) serving Holguín City, or airport ground support conversions at Frank País International Airport (HOG), testing platforms must operate reliably under non-stop, high-ambient-heat conditions. Fenvix provides direct-factory-engineered power architectures engineered specifically with internal conformal-coated printed circuit boards (PCBs), heavy electrolytic capacitors with 105°C operating thresholds, and optional dual-loop liquid cooling modules to isolate delicate digital electronics from corrosive ambient sea air.
Localized Deployment
High-Impact Regional Applications in Holguín
Tailored power electronics configured for harsh environmental duty, mining equipment conversion, and coastal public transport electrification across Eastern Cuba.
Moa Nickel Industrial EV Conversions
The heavy industrial corridor of Moa utilizes extreme heavy machinery transitioning toward battery-electric drive trains. Our high-power 90kW–120kW programmable high-voltage DC test power supplies allow engineers to conduct full-power validation of imported commercial battery packs and DC-DC converters under continuous 100% duty cycles, compensating for intense mechanical vibrations and chemical dust presence.
Municipal Transit & Interprovincial E-Bus Testing
Public passenger transit terminals in Holguín City demand rigorous validation for heavy-duty DC fast chargers (CCS Combo 2 & GB/T 20234.3). Our programmable power supplies function as comprehensive EV battery simulators, executing synthetic charge profile curves to verify charger thermal throttling, insulation resistance detection, and communication handshake integrity without risking real transit batteries.
Frank País Airport GSE Electrification
Holguín's aviation gateway requires ground handling operations to shift from diesel tractors and tugs to zero-emission lithium platforms. Utilizing our dual-purpose high-frequency DC test units and static 400Hz frequency converters, maintenance technicians test onboard battery chargers, traction inverters, and auxiliary 28.5V DC avionics circuitry within a single consolidated calibration bay.
Technical Matrix
EV Charging Test Sizing & Specification Architecture
A reference architecture for technical procurement officers and electrical commissioning teams in Holguín.
| Testing Requirement | Applicable Voltage & Current | Critical Control Dynamics | Recommended Model Architecture |
|---|---|---|---|
| Passenger EV Fast Charger (GB/T / CCS) | 200V – 750V DC / 0 – 150A | Constant Voltage (CV) to Constant Current (CC) seamless transition, slew rate ≤ 2ms | 800V 50A–150A Programmable DC Source |
| Heavy E-Bus & Fleet High-Power Terminal | 350V – 1000V DC / 0 – 250A | Active power factor correction (≥ 0.98), internal programmable electronic discharge | 90kW–120kW 1000V Test Cabinet |
| On-Board Charger (OBC) Bench Burn-In | 0 – 450V DC / 0 – 32A | Low noise (≤ 0.1% Vrms), RS485 / CANopen automation protocol integration | 15kW Modular Rackmount Lab DC Supply |
| Heavy Industrial Liquid-Cooled Testing | 12V – 60V DC / 1000A – 6000A | Continuous full-load duty, sealed cabinet against particulate & sulfur air contaminants | 75kW Water-Cooled Heavy Current Supply |
| Airport Mobile GSE & GPU Calibration | 28.5V DC / 100A – 600A Pulse | Peak engine cranking over-current protection (up to 2000A momentary burst) | Portable 28.5V Ground Power Supply |
Long-Term Electrification & Grid Adaptation Trends in Eastern Cuba
The modernization of the electrical grid in Holguín Province is converging with broader national clean energy initiatives. As photovoltaic (PV) solar parks across Eastern Cuba come online to reduce reliance on imported diesel, the localized distribution architecture experiences significant dynamic swings in voltage levels and frequency shifts. This presents a unique challenge for charging test equipment suppliers.
Modern EV charging stations installed along the Carretera Central or within tourist transportation corridors like Guardalavaca must be calibrated using programmable DC sources that can simulate real-world microgrid behaviors. Advanced DC testing systems must simulate severe voltage sag profiles (fault ride-through testing), harmonics injection, and rapid charging power cut-offs caused by grid unbalances.
Furthermore, regional remanufacturing centers and technical polytechnics in Holguín are actively upgrading their diagnostic facilities to inspect, recell, and balance imported lithium iron phosphate (LiFePO4) and nickel manganese cobalt (NMC) battery arrays. Fenvix provides versatile testing power supplies equipped with precision user-programmable steps, allowing researchers to simulate multi-stage charging algorithms, measure electrochemical impedance variations, and perform safe deep-discharge validation.
Direct Factory Edge
Why International Industrial Buyers Choose Fenvix
A specialized original equipment manufacturer combining advanced engineering R&D with stringent quality management.
ISO 9001 & TÜV Rheinland Audited
Every industrial power supply is built under certified ISO 9001 quality systems at our 3,000m² production facility in Guangdong, China. On-site verification by TÜV Rheinland confirms our physical production lines, component sourcing protocols, and full compliance with international safety norms (CE, LVD, EMC, RoHS).
Complete In-House Mechanical & Electrical Build
We do not operate as an intermediary trading house. From CNC sheet metal plate shearing, punching, and milling to copper busbar electro-machining, module assembly, and high-precision PCB integration, all manufacturing stages are conducted within our proprietary facility, guaranteeing thermal integrity and rapid custom lead times.
Zero MOQ & Global Trade Versatility
We support single-unit orders (MOQ: 1 Unit) for municipal laboratories, prototype proving grounds, and custom engineering initiatives, as well as high-volume production for equipment OEMs. We support flexible trade conditions (FOB, CFR, CIF, EXW, DDP) and diverse currency settlements across multi-continental supply chains.
Frequently Asked Questions
Procurement & Technical FAQ for Holguín Buyers
Essential answers regarding electrical compatibility, environmental resilience, and logistical delivery to Cuba.
Can Fenvix power supplies adapt to unstable 3-phase grid voltages in Holguín? +
Yes. Our programmable EV test power supplies and high-power rectifiers are designed with a wide input AC tolerance (±15% standard, customizable up to ±20%). Units configured for Holguín can be factory-wound for 220V, 380V, 440V, or 480V 3-phase AC inputs at either 50Hz or 60Hz. They feature built-in transient voltage surge suppression (TVSS) and phase-loss protection to safeguard the power modules from sudden line drops or grid spikes.
How does the equipment withstand coastal salinity and tropical humidity? +
For tropical island climates such as Holguín and maritime locations like Puerto de Vita, we apply industrial grade 3-proof conformal coatings (moisture-proof, salt-spray-proof, fungus-proof) to all control electronics and internal driving boards. For high-corrosion industrial or coastal zones, we recommend our water-cooled sealed cabinet architectures (IP54/IP55), which circulate internal heat through a sealed heat exchanger, completely preventing external humid salt air from contacting high-voltage components.
What is the minimum order quantity (MOQ) and customization turnaround? +
There is zero Minimum Order Quantity (MOQ: 1 set). We routinely design and deliver single prototype units for testing institutes, university engineering labs, and specialty transport operations. Standard catalog configurations ship within 15–20 business days, while fully custom, non-standard voltage/current designs require approximately 25–35 days for engineering, mechanical assembly, burn-in, and full load calibration.
What control interfaces are available for automated testing environments? +
All our programmable power supplies support modern industrial automation protocols. Standard configurations include isolated RS485 with standard Modbus-RTU, and can be optionally configured with CANopen, Ethernet (Modbus-TCP), or standard 0–5V / 0–10V / 4–20mA isolated analog remote programming interfaces. This enables full integration into SCADA systems, automated EVSE test stands, or National Instruments LabVIEW software suites.
How are shipping, logistics, and sea freight handled for shipments to Cuba? +
Fenvix possesses extensive global export experience. We deliver through standard international trade terms including FOB (Guangzhou/Shenzhen), CIF (Port of Havana or Mariel), CFR, EXW, and CIP. Every unit is packaged in reinforced, fumigated seaworthy wooden crates with vacuum moisture-barrier foil and desiccant packs to guarantee total protection against sea transit humidity. Full documentation (Commercial Invoice, Packing List, Certificate of Origin, Test & Calibration Reports) is provided for smooth customs clearance.
What warranty, technical documentation, and remote support are included? +
Every power supply is covered by a 12-month comprehensive factory warranty, extendable upon agreement. We deliver complete electrical schematics, terminal connection blueprints, and operating manuals in English. In addition, our senior technical engineering team provides lifetime remote technical support via direct video conference, email, and instant messaging for commissioning guidance, calibration, and troubleshooting.
Configure Your Holguín EV Testing Power Infrastructure
Connect directly with Fenvix power system design engineers. Submit your required input line parameters, continuous voltage/current envelopes, and control specifications for a rapid, factory-direct technical proposal.
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