String Sizing

The String Calculator is for informational purposes only. All calculations should be verfied by the installer.

Step 1. Select Module Values   Module Summary
Module Manufacturer   STC Rating (Pmp):
260.0 Watts DC
Model   PTC Rating:
232.6 Watts DC
Fahrenheit or Celsius   Max Power Voltage (Vmp):
50.0 Volts
Mounting Type   Open Circuit Voltage (Voc):
60.0 Volts
Lowest Record Ambient Temp.   Max Power Current (Imp):
5.2 Amps
Highest Average Ambient Temp.   Voltage Temp. Coefficient (Voc):
-0.13 Volts/C

Quick Glance Min String Max String Min PTC Watts Max PTC Watts Max Total Modules
PVP 5200-240 2 4 2791 Watts 6512 Watts 28
PVP 4600-208 2 4 2791 Watts 5582 Watts 24
PVP 4800-240V 2 5 2791 Watts 5815 Watts 25
PVP 3500-240V 2 3 2326 Watts 4186 Watts 18
PVP 2500-240V 1 3 1395 Watts 2791 Watts 12
PVP 30K-208 8 17 16282 Watts 35587 Watts 153
PVP 30K-480 8 17 16282 Watts 35587 Watts 153
PVP 75K-208 19 51 39774 Watts 93040 Watts 357
PVP 75K-480 19 51 39774 Watts 93040 Watts 357
PVP 100K-208 26 68 53730 Watts 124673 Watts 476
PVP 100K-480 26 61 53730 Watts 99320 Watts 427
PVP 1100 EVR 1 1 697 Watts 1395 Watts 6
PVP 2000 EVR 1 3 1163 Watts 2326 Watts 9
PVP 3000 1 3 1628 Watts 3489 Watts 15


Step 2. Inverter Selection
Select your PV Powered Inverter:  


Step 3. View String Calculation*

2 String STC Watts PTC Watts Max Voc Max Vmp Min Vmp Max Imp
6 3120 Watts 2791 Watts 394 Volts 300 Volts 267 Volts 10.4 Amps
7 3640 Watts 3256 Watts 459 Volts 350 Volts 311 Volts 10.4 Amps
3 String STC Watts PTC Watts Max Voc Max Vmp Min Vmp Max Imp
6 4680 Watts 4186 Watts 394 Volts 300 Volts 267 Volts 15.6 Amps
7 5460 Watts 4884 Watts 459 Volts 350 Volts 311 Volts 15.6 Amps
4 String STC Watts PTC Watts Max Voc Max Vmp Min Vmp Max Imp
6 6240 Watts 5582 Watts 394 Volts 300 Volts 267 Volts 20.8 Amps
7 7280 Watts 6512 Watts 459 Volts 350 Volts 311 Volts 20.8 Amps


Review Inverter Specifications:  (PVP 5200-240)

DC Input


  
AC Output


  
Max Power (Watts DC):  6600 Max Power (Watts):  5200
Max VOC (Volts DC):  500 Nominal Voltage (Volts AC):  240
Power Tracking Range (DC):  240 - 450 Utility Voltage Range (AC):  211 - 264
Max Input Current (Amps):  23 Max Output Current (Amps):  23
  Overcurrent Protection (Amps):  30
  Nominal Frequency (Hertz):  60
  General Data
  CEC Efficiency Rating:   96%
  Enclosure:   Aluminum - NEMA 3R UL 50 Standards
  Dimensions (WxDxH):   18'' x 9'' x 27''
  Weight:   135 lbs
  Cooling:   Natural Convection - No Thermal Derating
  Warranty:   10 Years
  Complies:   UL1741` IEEE519` 929` NEC 690 Standard` FCC Compliant