Gold Member Since 2011
Audited Supplier
Foshan Ouyad Electronic Co., Ltd.

Inverter, on Grid Inverter, Grid Tie Inverer manufacturer / supplier in China, offering on Grid 50k Inverter, 20kw on Grid / Grid Tie Solar System, on Grid Solar Energy System 5kw and so on.

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on Grid 50k Inverter

FOB Price: US $1,000-1,400 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1,000-1,400/ Piece
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Port: Foshan, China
Production Capacity: 500PCS Per Month
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: NB-50K-3TL
  • Certification: ISO9001, CE
  • Grid Type: Grid Inverter
  • Circuit Topologies: Full-Bridge Type
  • Type: Inverters
  • Protection Rating: IP65
  • Warranty: 5 Years
  • Output Voltage: 480VAC
  • Output Frequency: 50Hz, 60Hz
  • Transport Package: Plywood
  • Origin: Foshan, China
  • Nature of Source Flow: Active Inverter
  • Output Power: >1000W
  • Output Type: Triple
  • Nature of Wave String: Sine Wave Inverter
  • Model Number: Nb-50k-3tl
  • Ground Fault Monitoring: Yes
  • Input Voltage: 1000VDC
  • Display: LED
  • Trademark: OUYAD
  • Specification: 636/958/260mm
Product Description
· Description
Max PV Voltage up to 1000V
Double MPPT
High efficiency  up to  98.6% ,European Efficiency up to 98.2%
Smaller and  Lighter
IP65 protection
Digital controller
Optimized thermal protection design
Due to the high efficiency of our inverters, while taking the optimized design to ensure that our inverters at full load operation, the ambient temperature 40ºC when the temperature exceeds 65ºC machine will start protection function, lowered temperature. Dual MPPT maximum power tracking technology.

· Easy installation, easy operation
No fans, ultra-silence (≤40dB), able to be installed indoor
Plug-Pullout anti-watering interface, easy for installation and
Voice control LCD screen, RS485/Wi-Fi communication, easy to monitor
Appearance of a variety of colors, harmony with the environment

· Sturdy and durable 
Intelligent fault detection, alarm and protection
Natural cooling, lifetime up to 25 years.

· Technical Info
Max DC Power55kw
Max.DC voltage 1000Vdc
MPPT voltage range250-950Vdc
Full-load MPPT voltage range480-800Vdc
Normal DC voltage620Vdc
Min./start DC voltage200/250Vdc
Number of MPP tracker3
String per MPP tracker2
Max.input current per MPP tracker36A/36A/36A
Normal AC output power50kw
Max AC Output power52KW
Normal AC Voltage400Vac
AC Voltage Range400±20%Vac
Normal AC grid Frequency 50Hz/60Hz
AC grid frequency range±5Hz
Max.output current75A
Phase shift (cosφ)0.8leading-0.8laging
AC connection3W+N+PE/3W+PE
TopologyTransformer less
Max Efficiency98.60%
Protection devices 
all-pole fault current monitoring unitYes
Ground fault monitoringYes
Mechanism Date 
Dimension (W×H×D)in mm636/958/260
Environment Date 
Operating temperature range-20~+60ºC
Noise emission (typical)≤40dB
Cooling conceptconvection
Protection ratingIP65
LCD displayYes

· Detail photos of the inverter
on Grid 50k Inverter

on Grid 50k Inverter
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