Growatt WIT 50-100K-US - Notes on this Manual; Introduction; Target Group; Product Range

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1. Notes on this manual
1.1 Introduction
This manual is intended to introduce the WIT 50-100K Storage/Hybrid Inverters manufactured by
Shenzhen Growatt New Energy Co.,Ltd. (hereinafter referred to as Growatt) in terms of their
installation, operation, commissioning, maintenance and troubleshooting. Please read this manual
carefully before using the product, and keep it in a convenient place for further reference. The
content of this manual is continually reviewed and amended, where necessary. Growatt reserves
the right to make changes to the material at any time and without notice.
Note: “WIT” refers to the product name. “50-100K” refers to the power range. The WIT inverters
include both Storage Inverter models and Hybrid Inverter models.
1.2 Target Group
This document is intended for qualified technicians. Only qualified and well-trained technicians
are allowed to install and operate the WIT inverter. Should any questions arise during installation,
you can visit www.growatt.com to leave a message, or call our 24-hour service hotline at
866-686-0298.
1.3 Product Range
The WIT 50-100K-US (380V/400V) inverters consist of six models, each offering four power
options: 50kW, 63kW, 75kW, and 100kW. In total, there are 24 products available in this series.
This manual is valid for the following models:
Table 1.1 WIT 50-100K-US series modelsProduct model introduction
WIT 50K-A-US
3-Phase Storage Inverter
WIT 50K-H-US
3-Phase Hybrid Inverter
WIT 63K-A-US
WIT 63K-H-US
WIT 75K-A-US
WIT 75K-H-US
WIT 100K-A-US
WIT 100K-H-US
WIT 50K-AE-US
3-Phase Storage Inverter with
EPS function
WIT 50K-HE-US
3-Phase Hybrid Inverter with
EPS function
WIT 63K-AE-US
WIT 63K-HE-US
WIT 75K-AE-US
WIT 75K-HE-US
WIT 100K-AE-US
WIT 100K-HE-US
WIT 50K-AU-US
3-Phase Storage Inverter with
UPS function
WIT 50K-HU-US
3-Phase Hybrid Inverter with
UPS function
WIT 63K-AU-US
WIT 63K-HU-US
WIT 75K-AU-US
WIT 75K-HU-US
WIT 100K-AU-US
WIT 100K-HU-US