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Eltek 3U Solar Extension Kit (CTZ00000.1255)
High PV Load Capacity: Maximum photovoltaic power reaches 12.8kW, with maximum output current up to 206A, meeting high-power solar power supply demands.
MPPT Technology: Built-in maximum power point tracking function, effectively improving solar energy conversion rate and power generation efficiency.
Hot Plug Design: Supporting hot pluggable power modules, maintenance and replacement can be done without system shutdown to reduce downtime.
Earth Fault Detection: Professional earth fault monitoring function, timely detecting circuit faults to enhance system operation safety.
Complete PV Wiring Configuration: Integrated PV connection panel, 8 MC4 connectors and 4 two-pole service switches, facilitating quick connection of solar panels.
Optional DC SPD: Reserved installation position for Type 2 DC surge protector, resisting lightning and surge interference.
High Efficiency Modules: Matched with Flatpack2 48/3200 HE solar charger, the peak efficiency is up to 97%.
Full Protection Mechanism: Equipped with overvoltage shutdown, short-circuit protection, over-temperature protection and inrush current limiting.
Intelligent Alarm Indicators: Red, yellow and green LED indicators separately display fault, warning and normal operating status for easy on-site inspection.
Wide Temperature Adaptation: Operating temperature ranges from -40℃ to +75℃, storage temperature from -40℃ to +85℃, adapting to various complex environments.
| Category | Item | Parameter |
|---|---|---|
| Basic Info | Product Type | 3U Rack Solar Extension DC Power System |
| Model | 3U Solar Extension Kit | |
| Part Number | CTZ00000.1255 | |
| Matched Module | Flatpack2 48/3200 HE Solar Charger | |
| DC Input (PV Side) | Operating Voltage | 85 ~ 420 VDC |
| Max DC Input Voltage | 420 VDC | |
| Max PV Power | 12.8kW | |
| DC Output | Default Output Voltage | 53.5 VDC |
| Adjustable Voltage Range | 42 ~ 57.6 VDC | |
| Max Output Current (@48VDC) | 206A | |
| Peak Efficiency | 97% | |
| Wiring & Configuration | MC4 Connectors | 8 pcs |
| Service Switches | 4 two-pole switches | |
| DC SPD | Up to 4 pcs (Type 2, Optional) | |
| Protection & Alarm | Main Protection | Overvoltage, Short Circuit, Over-temperature, Inrush Current Limiting |
| Detection Function | Earth Fault Detection | |
| Status Indicators | Red (Fault), Yellow (Warning), Green (Normal) | |
| Physical Parameters | Dimension (W×H×D) | 482 × 133 × 384 mm (19 × 5.3 × 15.1 inch) |
| Net Weight | 10kg (22 lbs) | |
| Mounting Standard | 19-inch Standard Rack (3U) | |
| Environmental | Operating Temperature | -40℃ ~ +75℃ |
| Storage Temperature | -40℃ ~ +85℃ | |
| Certifications | EN 60950-1, EN 62368-1, ETSI EN 300 386, EMC Series Standards | |
| Service | Warranty Period | 12 Months |
Mobile Telecommunications: 4G/5G base stations, cell sites, distributed antenna systems, microwave communication equipment
Fixed Network: Fiber optic FTTX systems, telephony servers, broadband switching devices
Solar Off-Grid Projects: Off-grid communication stations, remote monitoring power supply, photovoltaic hybrid power systems
Power Utilities: Substation auxiliary power, outdoor unattended equipment power supply
Industrial & Outdoor: Outdoor cabinets, remote industrial equipment, renewable energy power distribution systems
High Energy Utilization: Adopts MPPT tracking technology + 97% high-efficiency modules to maximize solar power generation and reduce operating costs.
Integrated Design: Built-in wiring panel, switches and connectors, no need for additional accessories, simplifying on-site construction.
Easy Maintenance: Hot plug modules and clear status indicators greatly reduce daily maintenance difficulty.
Strong Anti-Interference: Optional DC surge protector and earth fault detection, suitable for outdoor and lightning-prone areas.
Flexible Voltage Regulation: 42~57.6VDC wide adjustable output, compatible with different battery packs and load requirements.
Standard Compatibility: 3U 19-inch rack structure, perfectly matching mainstream cabinets for easy installation and renovation.
Rugged Durability: Ultra-wide temperature design and multiple safety protections, stable long-term operation in harsh conditions.
Scalable Configuration: Reasonable reserved space for SPD and other accessories, supporting later function expansion.
Q: What is the maximum PV power of this 3U solar kit?
A: The maximum photovoltaic power is 12.8kW, and the maximum output current reaches 206A.
Q: What is the output voltage range?
A: The default output voltage is 53.5VDC, and the adjustable range is 42 ~ 57.6VDC.
Q: Does it support hot plug modules?
A: Yes, the matched solar charger modules support hot plug for non-stop maintenance.
Q: What wiring accessories are equipped?
A: It comes with 8 MC4 connectors and 4 two-pole service switches, and supports optional Type 2 DC SPD.
Q: What are the overall dimensions and weight?
A: Size: 482 × 133 × 384 mm, weight: 10kg, standard 3U rack installation.
Q: What is the working temperature range?
A: The operating temperature is -40℃ ~ +75℃, suitable for indoor and outdoor scenarios.
Q: Which modules does it match?
A: It is specially adapted to Flatpack2 48/3200 HE solar charger modules.
