NB Low Frequency Power Inverter

Model NB

35112/24

50112/24/48

60112/24/48

70124/48

70112

10212/24/48

12224

15224/48

20248

20224/96

25224/48

30224/48/96

35248/96

40248/96

Rated Power

350W

500W

600W

700W

1000W

1200W

1500W

2000W

2500W

3000W

3500W

4000W

Peak Power（20ms)

1050VA

1500VA

1800VA

2100VA

3000VA

3600VA

4500VA

6000VA

7500VA

9000VA

10500VA

12000VA

Start Motor

0.3HP

0.5HP

1HP

1.5HP

2HP

3HP

Battery Voltage

12/24VDC

12/24/48VDC

24/48VDC

12VDC

12/24/48VDC

24VDC

24/48VDC

48VDC

24/96VDC

24/48VDC

24/48/96VDC

48/96VDC

Inside Solar controller(Optional)

10A~30A(PWM)

10A~60A(PWM 12V/24V/48V)

Size(L*W*Hmm)

335*210*122

410*143*210

400*180*320

420*208*348

460*245*445

Packing Size(L*W*Hmm)

385*270*185(1pc) / 400*280*400(2pcs)

460*200*270(1pc) / 475*425*285(2pcs)

460*240*380

490*300*400

530*310*550

N.W.(kg)

6.5

G.W.(kg)（Carton Packing）

7.5

Installation Method

Desktop

Tower

Model NB

50248/96/192

60248/96/192

70296/192

80396/192

10396/192

12396/192

153192

203220

253220

303240

403384

Rated Power

5000W

6000W

7000W

8KW

10KW

12KW

15KW

20KW

25KW

30KW

40KW

Peak Power（20ms)

15000VA

18000VA

21000VA

24KVA

30KVA

36KVA

45KVA

60KVA

75KVA

90KVA

120KVA

Start Motor

4HP

5HP

6HP

7HP

10HP

15HP

20HP

Battery Voltage

48/96/192VDC

96/192VDC

192VDC

220VDC

240VDC

384VDC

Inside Solar controller(Optional)

10A~60A(PWM 12V/24V/48V)

50A/100A(PWM)

50A/100A/150A/200A(PWM)

Size(L*W*Hmm)

460*245*445

485*300*646

600*300*800

720*435*1120

Packing Size(L*W*Hmm)

530*310*550

550*365*785

665*365*830

790*505*1260

N.W.(kg)

108

113

119

135

160

G.W.(kg)（Wooden Packing）

121

130

136

150

180

Installation Method

Tower

Input

DC Input Voltage Range

10.5-15VDC（Single battery voltage）

AC Input Voltage Range

73VAC~138VAC(110VAC） / 83VAC~148VAC（120VAC） / 145VAC~275VAC（220VAC） / 155VAC~285VAC（230VAC） / 165VAC~295VAC（ 240VAC）（350W~7000W）
92VAC~128VAC(110VAC） / 102VAC~138VAC（120VAC） / 185VAC~255VAC（220VAC） / 195VAC~265VAC（230VAC） / 205VAC~275VAC（ 240VAC） (8KW~40KW)

AC Input Frequency Range

45Hz~55Hz(50Hz) / 55Hz~65Hz(60Hz)

Max AC charging current

6A~15A(Depending on the model）

AC charging voltage

LEAD battery：Charge Voltage :14.2V; Float Voltage:13.8V（Single battery voltage）

AC charging method

Three-stage (constant current, constant voltage, floating charge)

Output

Efficiency(Battery Mode)

≥85%

Output Voltage(Battery Mode)

110VAC±2% / 120VAC±2% / 220VAC±2% / 230VAC±2% / 240VAC±2%

Output Frequency(Battery Mode)

50Hz±0.5 or 60Hz±0.5

Output Wave(Battery Mode)

Pure Sine Wave

Efficiency(AC Mode)

>99%

Output Voltage(AC Mode)

110VAC±10% / 120VAC±10% / 220VAC±10% / 230VAC±10% / 240VAC±10%（350W~7000W）； Follow input(8KW~40KW)

Output Frequency(AC Mode)

Follow input

Output waveform distortion
(Battery Mode)

≤3%（Linear load）

No load loss(Battery Mode)

≤2.5% rated power（Models below 7KW）；≤1% rated power(models above 7KW)

No load loss(AC Mode)

≤2% rated power（ charger does not work in AC mode）

No load loss(Energy saving Mode)

≤10W

Battery Type

VRLA Battery

Charge Voltage :14.2V; Float Voltage:13.8V（Single battery voltage）

Customize battery

Charge and discharge parameters of different types of batteries (such as lithium batteries, etc.) can be customized according to user requirements

Protection

Battery undervoltage alarm

Factory default: 11V（Single battery voltage）

Battery undervoltage protection

Factory default: 10.5V（Single battery voltage）

Battery overvoltage alarm

Factory default: 15V（Single battery voltage）

Battery overvoltage protection

Factory default: ：17V（Single battery voltage）

Battery overvoltage recovery voltage

Factory default: 14.5V（Single battery voltage）

Overload power protection

Automatic protection (battery mode), circuit breaker or insurance (AC mode)

Inverter output short circuit protection

Automatic protection (battery mode), circuit breaker or insurance (AC mode)

Temperature protection

>90°C（Shut down output）

Alarm

Normal working condition, buzzer has no alarm sound

Buzzer sounds 4 times per second when battery failure, voltage abnormality, overload protection

When the machine is turned on for the first time, the buzzer will prompt 5 when the machine is normal

Inside Solar controller
(Optional)

Charging Mode

PWM

Charging current

12V/24V/48V System: 10A/20A/30A/40A/50A/60A; 96V/192V/240V/384 System: 50A/100A/150A/200A

PV Input Voltage Range

15V-44V(12V System); 30V-44V(24V System); 60V-88V(48V System); 120V-176V(96V System); 240V-352V(192V System); 300V-440V(240V System); 480V-704V(384V System)

Max PV Input Voltage(Voc)
(At the lowest temperature)

50V(12V/24V System); 100V(48V System); 200V(96V System); 400V(192V System); 500V(240V System); 750V(384V System)

PV Array Maximum Power

12V System: 140W(10A)/280W(20A)/420W(30A)/560W(40A)/700W(50A)/840W(60A); 24V System: 280W(10A)/560W(20A)/840W(30A)/1120W(40A)/1400W(50A)/1680W(60A);
48V System: 560W(10A)/1120W(20A)/1680W(30A)/2240W(40A)/2800W(50A)/3360W(60A); 96V System: 5.6KW(50A)/11.2KW(100A) ; 192V System: 11.2KW(50A)/22.4KW(100A);
220V System: 12.8KW(50A)/25.6KW(100A); 240V System: 14KW(50A)/28KW(100A)/21KW*2(150A)/28KW*2(200A); 384V System: 22.4KW(50A)/44.8KW(100A)/33.6KW*2(150A)/44.8KW*2(200A)

Standby loss

≤3W

Maximum conversion efficiency

>95%

Working Mode

Battery First/AC First/Saving Energy Mode

Transfer Time

≤4ms

Display

LCD

Thermal method

Cooling fan in intelligent control