Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us

Customization:	Available
After-sales Service:	yes
Warranty:	5 Years

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Overview & Basic Info

Model NO.

WIT 28-55Kw

Phase

Three

Output Power

>1000W

Certification

CE

Type

DC/AC Inverters

Power Source

Solar Power

Efficiency

98.2%

MPPT Voltage

360V, 180V-550V

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Product Description

Datasheet	WIT 28K-HU-US L2	WIT 35K-HU-US L2	WIT 40K-HU-US L2	WIT 55K-HU-US L2
Input Data (PV)
Max. PV Power	54kW	75.6kW	86.4kW	108kW
Max. Open Voltage	630V
MPPT Range	360V, 180V-550V
No. of MPPTs	5	7	8	10
Output Data (AC)
Nominal Power	28kW	35kW	40kW	55kW
Max. Output Current	85.6A@208V	106.9A@208V	122.2A@208V	168.1A@208V
Battery Data (DC)
Voltage Range	380V-650V (Recommended @ 512V)
Max Charge/Discharge	79A	99A	113A	156A

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Product Application Structure

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Project Case

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System Solution

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Packaging & Shipping

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Certifications

🤝

Exhibition

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Frequently Asked Questions

What is the maximum efficiency of the WIT series hybrid inverter?

The maximum efficiency of the WIT 28-55kW series is 98.2%, ensuring high energy conversion for commercial solar systems.

What type of batteries are compatible with this system?

The system is designed for Lithium batteries with a wide voltage range of 380V to 650V (512V recommended).

How fast is the transfer time between grid-on and off-grid modes?

The WIT series supports a UPS function with an on/off grid transfer time of ≤16.6ms, providing seamless backup power for critical loads.

What is the enclosure rating for outdoor installation?

The inverter features an IP66 / NEMA 4X protection rating, making it suitable for harsh outdoor environmental conditions.

Does the inverter support multiple MPPT trackers?

Yes, depending on the model, it features between 5 and 10 independent MPPT trackers to optimize energy yield from various string configurations.

What communication interfaces are available?

Standard interfaces include RS485 and CAN for BMS communication. Optional interfaces such as WiFi, 4G, and LAN are also available for remote monitoring via APP.

Growatt Wit 28KW 30KW 35KW 40KW 50KW 55KW UPS Function 3 Phase 380V/400V Multi-String MPPT High Voltage Hybrid Inverter for Commercial Us

Product Description

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