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Residential Off-grid Outdoor Energy Storage System Granite Series Granite 1000B-S1~Granite 2000B-S1

Residential Off-grid Outdoor Energy Storage System Granite Series Granite 1000B-S1~Granite 2000B-S1

This product supports mains power/solar power charging.

MPPT controller and smart charging management serves for effective battery protection.

Inverter output is standard 220 V/50 Hz AC.

The LED indicator can be used to display operation, fault and battery under-voltage status.

The LCD can be used to display various operating parameters in detail.

Perfect protection functions for high system stability.

The product with a degrees of protection at IP54 is suitable for outdoor use.

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Description

Technical parameters:

Granite 1000B-S1

Granite 1500B-S1

Granite 2000B-S1

 

 

Solar controller

 

Rated voltage (V)

 

48 V

 

Rated current (A)

100 A

150 A

250 A

Maximum input voltage allowed at the battery side (V)

 

58

 

Maximum photovoltaic input voltage (V)

 

150

 

MPPT voltage regulation range (V)

 

50-150

 

Maximum photovoltaic Input power (W)

5800 W

8700 W

14500 W

Number of MPPT input channels of photovoltaic array

2

3

5

Charging mode

 

MPPT

 

Battery floating charge voltage (VDC)

 

48-54

 

Battery equalizing charge voltage (VDC)

 

54-57

 

Belf loss (mA)

 

<300

 

Communication

 

RS485

 

Rated efficiency

 

≥95%

 

Protection function

input reverse connection protec output over load protect

tion, input under-voltage protecti ion, output short circuit protection

on, input over-voltage protection, and overheat protection

 

Inverter

Rated capacity (kW)

1 kW

1.5 kW

2 kW

Input rated voltage (VDC)

48

Input DC voltage range allowed (VDC)

42—64

Output rated voltage and frequency

220 VAC,50 Hz

Output voltage accuracy (V)

220±3%

Output frequency accuracy (Hz)

50±0.5

Total Harmonic Distortion (THDi) (linear load)

≤3%

Dynamic response time (load 0 ←→ 100%)

0.05

Power Factor

0.8

Overload capacity

at 120%, 60 s, at 120%-150%,10 s, at >150%,1 s

Crest Factor (CF)

0.125694444

Rated inverter efficiency

≥86%

Maximum inverter efficiency

≥88%

Protection functions

input reverse connection protection, input under-voltage protection, input over-voltage protection, output over load protection, output short circuit protection and overheat protection

Insulation strength (input and output)

1500 VAC, 1 minute

 

Other parameters

Operation temperature

-20 ℃-55 ℃

Relative Humidity

< 90% non condensing

Altitude for product operation

3000-4500 m

Capacity reduction at high altitude

No system capacity reduction occurs when the altitude is below 2000 m. However, a system reduction at

a maximum of 0.5% occurs in every 100 meters when the altitude ascends above 2000 meters.

Noise (1m)

≤60 dB

Degrees of protection

IP54

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