DELTA Commercial Series PV Inverter User Manual

June 12, 2024
Delta

DELTA Commercial Series PV Inverter

DELTA-Commercial-Series-PV-Inverter-fig-1

Product Information

The Delta M50A_260 PV Inverter is part of the Commercial Series and is designed for efficient conversion of PV energy. It features a toggle latch and fast installation design, making it easy to install. The inverter also has Bluetooth connectivity for quick commissioning via the DeltaSolar APP. It has a fuseless design and includes 6 MPP Trackers for maximum flexibility in different PV array configurations. The inverter also has IV curve scanning, night time reactive power, and anti-PID function for improved performance. With an IP66 rating and lightweight design, it is suitable for various installation environments. The built-in DC switches, SPD, and string monitoring provide added convenience and safety. The inverter is equipped with a smart cooling system and a swappable fan kit for enhanced performance and reduced noise.

Product Overview

The Delta M50A_260 PV Inverter has a peak efficiency of 98.7% and Euro- efficiency of 98.3%. It supports up to 6 sets of MPPT, allowing for greater flexibility in PV array configurations and maximizing energy yields. The inverter comes with a wireless communication APP called DeltaSolar, which enables quick on-site commissioning and total plant monitoring.

Feature Highlights

  • Swappable Fan Kit: The smart cooling system includes a swappable fan kit that improves overall plant performance and reduces noise.
  • Wireless Communication APP: The DeltaSolar APP provides convenient on-site commissioning and monitoring of the entire PV plant.

Specifications

Model Number M50A_260
DC Input Max. Input Voltage 1100 V
Operating Voltage Range 200 – 1000 V
Mpp Voltage Range (Full Power) 390 – 900 V
Start Voltage > 250 V
Nominal DC Voltage 600 V
Max. Input Current 26 A / MPPT
MPP Tracker Connection Type 2 / MPPT (fuse not required), Amphenol H4 DC

Connector
DC Switch Surge Protection| Built-in Type II SPD (built-in); Type I+II SPD (optional)
Max. Output Power|
Max. Output Current|
AC Output Power|
Nominal AC Voltage|
Operating Voltage Range|
Operating Frequency Range|
Power Factor (Adjustable)|
Protection|
T.H.D|
Night Time Consumption| 3)
Efficiency|
Peak Efficiency| 98.7%
Euro Efficiency| 98.3%
Information Communication Port| RS-485, Bluetooth
Display| LED (Grid, Alarm, COMM.)
Certification| IEC 62109-1/-2 EN 61000-6-3 VDE 0124-100 NB/T 32004:2018 GB/T
19964: LVRT EN 61000-6-2 VDE-AR-N 4105 VDE-AR-N 4110 CNS 15382

*All specifications are subject to change without prior
notice.

General Data

  • Protection Level: Operating Temp. Range
  • Operating Elevation
  • Cooling
  • Noise
  • Dimension (W x H x D)
  • Weight
    For more information, please visit www.deltaww.com.

Contact Information

  • Delta Electronics, Inc.
  • 39 Section 2 Huandong Road, Shanhua District,
  • Tainan City 74144, Taiwan (R.O.C.)
  • TEL: +886 6 505-6565
  • FAX: +886 6 505-1919
  • Email: info@deltaww.com
  • Date: 2023 / 07 / 25

Product Usage Instructions

The Delta M50A_260 PV Inverter can be installed using either wall mount or ground mount methods. The toggle latch design simplifies maintenance and helps prevent water intrusion. Please follow the instructions below for proper usage:

Installation

  • Choose the appropriate installation method: wall mount or ground mount.
  • Ensure that the installation location meets the specified operating temperature range and protection level.
  • Securely mount the inverter using the provided mounting hardware.
  • Connect the DC input cables to the corresponding DC input terminals.
  • If using multiple PV arrays, connect each array to the respective MPP Tracker connection type.
  • If required, install additional surge protection devices (SPD).
  • Connect the AC output cables to the designated AC output terminals.

Commissioning
Before commissioning the inverter, make sure you have the DeltaSolar APP installed on your mobile device. Follow the steps below:

  1. Turn on the inverter using the built-in DC switches.
  2. Enable Bluetooth on your mobile device and open the DeltaSolar APP.
  3. Select the option for on-site commissioning.
  4. Follow the on-screen instructions to connect to the inverter via Bluetooth.
  5. Configure the necessary settings, such as grid connection and communication parameters.
  6. Verify the connection and start monitoring the PV plant using the DeltaSolar APP.
    Note: For detailed commissioning instructions, please refer to the DeltaSolar APP user manual.

Features

  • Toggle latch and fast installation design reduce installation efforts
  • Bluetooth for quick commission via APP
  • Fuseless design
  • 6 MPP Trackers
  •  IV curve scanning, night time reactive power and anti-PID function
  • IP66 and lightweight design
  •  Built-in DC switches, SPD and string monitoring
  •  Smart cooling system

Product Overview

Delta M50A_260 is able to reach 98.7% peak efficiency, 98.3% Euro-efficiency over converting PV energy. 6 sets of MPPT allows more flexibility when PV arrays are facing different directions while minimizing energy losses and maximizing higher yields.

Feature Highlights

Swappable Fan Kit

DELTA-Commercial-Series-PV-Inverter-fig-3

Wireless Communication APP
DeltaSolar APP provides quick on-site commission and total plant monitoring solution.

Fast Installation
The M50A_260 supports wall mount installation and ground mount installation, which can shorten installation times and save on the cost for additional racks.

DELTA-Commercial-Series-PV-Inverter-fig-4

Toggle Latch Design
The toggle latch design saves considerable time for maintenance and minimizes the risk of water intrusion.

Specifications

Model Number M50A_260

DC Input
Max. Input Voltage| 1100 V
Operating Voltage Range| 200 – 1000 V
Mpp Voltage Range (Full Power)| 390 – 900 V 1)
Start Voltage| > 250 V
Nominal DC Voltage| 600 V
Max. Input Current| 26 A / MPPT
MPP Tracker| 6
Connection Type| 2 / MPPT (fuse not required), Amphenol H4 DC Connector
DC Switch| Built-in
Surge Protection| Type II SPD (built-in) ; Type I+II SPD (optional)
AC Output
Max. Output Power| 55 kVA 2)
Max. Output Current| 83 A
AC Output Power| 50 kW
Nominal AC Voltage| 3Ph 230 / 400V Y or Δ
Operating Voltage Range| 80% to 130% of Nominal AC Voltage
Operating Frequency Range| 50 / 60Hz ± 5Hz
Power Factor (Adjustable)| 0.8 ind – 0.8 cap
Protection| Type II SPD (built-in) ; Type I+II SPD (optional)
T.H.D| < 3%
Night Time Consumption 3)| < 3.5 W
Efficiency
Peak Efficiency| 98.7%
Euro Efficiency| 98.3%
Information
Communication Port| RS-485, Bluetooth
Dispaly| LED (Grid, Alarm, COMM.)
Certification
 | IEC 62109-1/-2    EN 61000-6-3         VDE 0124-100       NB/T 32004: 2018 GB/T 19964: LVRT

EN 61000-6-2      VDE-AR-N 4105     VDE-AR-N 4110    CNS 15382

General Data
Protection| Arc fault detection, DC reverse polarity detection, Leakage current protection, Insulation resistance detection
Features| Night time Anti-PID, String current monitoring, IV curve scanning, Night time reactive power
Operating Temp. Range| -25 to +60°C (Derating Above 50°C)
Protection Level| IP66
Operating Elevation| < 4000 m
Cooling| Smart fan air cooling
Noise| 65 dBA @1m, Amb25°C
Dimension (W x H x D)| 699 x 629 x 264 mm
Weight| 64 kg

  1. Ambient < 40°C: 390 – 900V ; Ambient < 50°C: 390 – 850V
  2. Ambient < 40°C ; Vdc: 505 – 800V
  3. Night time consumption with standby communication

ABOUT COMPANY

  • Delta Electronics, Inc.
  • 39 Section 2 Huandong Road, Shanhua District,
  • Tainan City 74144, Taiwan (R.O.C.)
  • TEL:+886 6 505-6565
  • FAX:+886 6 505-1919
  • info@deltaww.com

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