Solar Charge Controllers and DC Power Systems

Delta Eltek Flatpack2 48/3200 HE Solar Module (MPPT)

The Delta Eltek Flatpack2 48/3200 HE Solar Converter is a high-efficiency MPPT-based DC/DC module designed to integrate solar PV input into Flatpack2-based telecom and industrial DC power systems. 

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Features

  • Delivers up to 3200W output power with 97% peak efficiency
  • MPPT tracking for optimal solar panel utilisation under variable conditions
  • Wide PV input range: 85–430Vdc with galvanic isolation
  • Fully integrated into Eltek Smartpack and Flatpack2 control systems
  • Supports passive current sharing and input fault detection
  • Hot-swappable design for fast deployment and field replacement
Specifications
MANUFACTURER PART NUMBER
Model Flatpack2 48/3200 HE Solar Module 
Manufacturer Part Number 241119.650
Compatible with the following Eltek Systems 

2U Solar Extension Kit (6.4 kW) - CTZ00000.1358 

3U Solar Extension Kit (12.8 kW) - CTZ00000.1255 

INPUT DATA
Voltage (MPPT range)¹ 100...380Vdc
Voltage (Operating Range) 85...430Vdc 
Voltage (Start-Up) 150Vdc
Maximum Current  20.3Arms 
Protection  Fuse, varistor for transient protection, reversed polarity, shutdown when VIN is
too low, earth fault check during start-up
Notes  ¹ At nominal output voltages. MPPT will operate down to 100V, but the maximum input current limitation will de-rate maximum output power.
OUTPUT DATA
Voltage (Default) 53.5 Vdc
Voltage (Adjustable Range) 42² - 57.6 Vdc

Max Power (Vin ≥ 170Vdc)

3200W

Max Power (@ Vin = 85Vdc)

1500W

Max Current (@Vout = 48Vdc) 

66.7A

Peak Efficiency 

97%

Current Sharing

Passive to optimise power available from each string of solar panels

Static Voltage Regulation (10-100% load)

±0.5% from 10 - 100% load and supplied power not limited by PV panels

Dynamic Voltage Regulation

±5.0% for 10-90% or 90-10% load variation, regulation time < 50ms

Ripple

< 250 mVPP , 30 MHz bandwidth
Protection  Fuse, Overvoltage shutdown, short circuit proof, high temperature, hot plug-in inrush current limiting
Notes  ² Stand-by / Test operation (Vout < 48Vdc) limited for Vin > 250Vdc
CONTROL & MONITORING  
System Controller
Smart Pack S (242100.410). Includes: 2.2" High Resolution Colour Display; Ethernet enabled for Remote or Local Monitoring and Control via Web Browser; SNMP v3 Protocol; MODBUS TCP; pComm UDP (Power Site); 6 x Programmable Relay Outputs; 6 Programmable Multi-Purpose Inputs (Digital Inputs or Analog Signals); System Logging; Automatic Battery Monitoring & Testing; Battery Quality Indication (based on test results); LVD control. For detailed Specifications & Manuals, please refer to Smart Pack S product page.  
MECHANICAL
Dimensions [WxHxD] 109 x 41.0 x 327mm
Weight  < 2kg 
DESIGN STANDARDS
Electrical safety UL60950-1 / EN60950-1
EMC ETSI EN 300 386 v1.6.1 EN 61000-6-1 (immunity light industry); EN 61000-6-2 (immunity industry); EN 61000-6-3 + A1 (emission light industry); EN 61000-6-4 + A1 (emission industry)
Environment ETS 300 019-2-1 Class 1.2; ETS 300 019-2-2 Class 2.3; ETS 300 019-2-3 Class 3.2; Normal operating conditions as per IEC 62040-5-3:2016 clause 4.2. Other operating conditions as per IEC 62040-5-3:2016 clause 4.3, must be advised
Downloads
Delta_Eltek_Flatpack2_48V_Solar_Charger_MPPT_PB_8f5a2bd2-31e1-454c-880f-0bd2eaad7cac.pdf
MANUFACTURER PART NUMBER
Model Flatpack2 48/3200 HE Solar Module 
Manufacturer Part Number 241119.650
Compatible with the following Eltek Systems 

2U Solar Extension Kit (6.4 kW) - CTZ00000.1358 

3U Solar Extension Kit (12.8 kW) - CTZ00000.1255 

INPUT DATA
Voltage (MPPT range)¹ 100...380Vdc
Voltage (Operating Range) 85...430Vdc 
Voltage (Start-Up) 150Vdc
Maximum Current  20.3Arms 
Protection  Fuse, varistor for transient protection, reversed polarity, shutdown when VIN is
too low, earth fault check during start-up
Notes  ¹ At nominal output voltages. MPPT will operate down to 100V, but the maximum input current limitation will de-rate maximum output power.
OUTPUT DATA
Voltage (Default) 53.5 Vdc
Voltage (Adjustable Range) 42² - 57.6 Vdc

Max Power (Vin ≥ 170Vdc)

3200W

Max Power (@ Vin = 85Vdc)

1500W

Max Current (@Vout = 48Vdc) 

66.7A

Peak Efficiency 

97%

Current Sharing

Passive to optimise power available from each string of solar panels

Static Voltage Regulation (10-100% load)

±0.5% from 10 - 100% load and supplied power not limited by PV panels

Dynamic Voltage Regulation

±5.0% for 10-90% or 90-10% load variation, regulation time < 50ms

Ripple

< 250 mVPP , 30 MHz bandwidth
Protection  Fuse, Overvoltage shutdown, short circuit proof, high temperature, hot plug-in inrush current limiting
Notes  ² Stand-by / Test operation (Vout < 48Vdc) limited for Vin > 250Vdc
CONTROL & MONITORING  
System Controller
Smart Pack S (242100.410). Includes: 2.2" High Resolution Colour Display; Ethernet enabled for Remote or Local Monitoring and Control via Web Browser; SNMP v3 Protocol; MODBUS TCP; pComm UDP (Power Site); 6 x Programmable Relay Outputs; 6 Programmable Multi-Purpose Inputs (Digital Inputs or Analog Signals); System Logging; Automatic Battery Monitoring & Testing; Battery Quality Indication (based on test results); LVD control. For detailed Specifications & Manuals, please refer to Smart Pack S product page.  
MECHANICAL
Dimensions [WxHxD] 109 x 41.0 x 327mm
Weight  < 2kg 
DESIGN STANDARDS
Electrical safety UL60950-1 / EN60950-1
EMC ETSI EN 300 386 v1.6.1 EN 61000-6-1 (immunity light industry); EN 61000-6-2 (immunity industry); EN 61000-6-3 + A1 (emission light industry); EN 61000-6-4 + A1 (emission industry)
Environment ETS 300 019-2-1 Class 1.2; ETS 300 019-2-2 Class 2.3; ETS 300 019-2-3 Class 3.2; Normal operating conditions as per IEC 62040-5-3:2016 clause 4.2. Other operating conditions as per IEC 62040-5-3:2016 clause 4.3, must be advised
Delta_Eltek_Flatpack2_48V_Solar_Charger_MPPT_PB_8f5a2bd2-31e1-454c-880f-0bd2eaad7cac.pdf

Find the Right Model

Model Number Input Voltage (Vdc) Output Voltage (Vdc) Max. Output Power (W / kW)
product variant Flatpack2 48/3200 HE Solar (241119.650) 100...380Vdc (MPPT Range) 53.5Vdc (Adj. 42...57.6Vdc) 3200W

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