Delta RPI Series User Manual

This manual is to provide the explanation and procedures for installing, operating,
maintaining, and troubleshooting of RPI M50A solar inverters.
This device is a 3-phase grid-tied solar inverter which does not support off-grid
functionality.
The operation of solar inverter is shown as the Figure 1-1. Inverters convert
the DC input power supplied from the PV Array into 3-phase AC output power
to Grid.
Figure 1-1 : Solar system operation illustration
For more detailed or other related product information, please visit
http://www.deltaww.com
PV Array Electrical GridSolar Inverter
3PH
AC Distribution
box
Surge arrestor
AC breaker
3 phase, N, PE
1 General Information
1.1 About this Manual
1.2 Product Description
1.3 Additional Information
General Information
9

Delta RPI Series Specifications

General

Efficiency	Up to 98.8% (depending on model)
Frequency	50 Hz / 60 Hz
Model	RPI Series
Type	Inverter
Protection Rating	IP65
Cooling	Natural convection
Category	Inverter
Cooling Method	Natural convection
Dimensions	Varies by model
Weight	Varies by model
Protection Features	Overvoltage, Short Circuit