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  • SG320-B Solar pump inverter cabinet IP54

  • SG320-B Solar pump inverter cabinet IP54

SG320-B Solar pump inverter cabinet IP54

The solar pump inverter cabinets includes solar pump inverter, AC/DC switch-over, AC circuit breaker, AC circuit breaker,

GPRS device, buttons and LED indicator...

It is IP54 design for outdoor waterproof using, OEM customers flexible design.


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1. Ip54 protection level, fulfill the needs for outdoor use

2. Special over head air duct design features excellent heat dissipation capability and water proof performance

3. Dedicated dc breaker for pv input features high dc voltage withstand level and high system safety.

4. Grid/generator optional as backup power, ensure continuous water supply in all kinds of weather conditions

5. Surge protection for ac input

6. Wall mount and floor mount types select-able

7. Optional inbuilt gprs communication module


** Specification of Solar pump inverter specification when parameters H9.00 set to for 1.
Recommended MPPT voltage rangeVmp 260 to 355VDC for 2T ( For driving 220VAC pumps )Vmp 486 to 650 VDC for 4T (For driving 380VAC pumps)
Recommended input Voc and Vmpp voltageVoc184(VDC), Vmp 156(VDC) for 1T modles or 110VAC pumps (Min DC is 70VDC)Voc 355(VDC), Vmp 310(VDC) for 2T model or 220V AC pumpsVoc 620(VDC), Vmp 540(VDC) for 4T model or 380V AC pumps
Motor(pump) type1. Permanent magnet synchronous motor (PMSM )2. Asynchronous motor pumps ( all type 3 phase induction motor)
Rated output voltage3-Phase,110V/160V/220V. 3-phase, 220V/380V/460V
Output frequency range0~Maximum frequency 400Hz.
Efficiency99.2 to 99.6%
Over load capacityG type for submersible pumps, 150% rated current for 60s, 180% rated current for 3s P type for surface pump, 120% rated current for 60s, 150% rated current for 2s.
Solar pump control special performanceMPPT ( maximum power point tracking),auto/manual operation, dry run protection, low stop frequency protection, minimum power input, motor maximum current protection, flow calculating, energy generated calculating and water tank level detected.
Protection functionPhase loss protection, phase short circuit protection, ground to phase circuit protection , input and output short circuit protection. Stall protection, lightning protection, over heat protection.
Protection degreeIP20, Air force cooling
Running modeMPPT or CVT
AltitudeBelow 1000m; above 1000m, derated 1% for every additional 100m.
StandardAC input  backup circuitCE, Design based on AD800 series high performance inverter, more specification please refer to AD800 series vector control inverter operation manual


SG320-B solar pump inveter model list

SG320-B IP54, 2T series, 150 to 450 VDC or 220VAC input, Vmp 310VDC, 372VDC
1SG320-B-2T0.75GB4A0-220V0.75KW265*180*210260 to 3552
2SG320-B-2T1.5GB7A0-220V1.5KW265*180*210260 to 3552
3SG320-B-2T2.2GB10A0-220V2.2kw265*180*210260 to 3752
4SG320-B-2T3.7GB16A0-220V3.7kw335*225*245260 to 3553
SG320-B IP54, 4T series, 250 to 800 VDC or 380VAC, Vmp540VDC, Voc 648VDC
4SG320-B-4T0.75GB2.5A0-440V0.75KW265*180*210486 to 6502
5SG320-B-4T1.5GB3.7A0-440V1.5KW265*180*210486 to 6502
6SG320-B-4T2.2GB5A0-440V2.2KW265*180*210486 to 6502
7SG320-B-4T3.7GB10A0-440V3.7KW265*180*210486 to 6502
8SG320-B-4T5.5GB13A0-440V5.5KW400*270*290486 to 6504.3
9SG320-B-4T7.5GB16A0-440V7.5KW400*270*290486 to 6504.5
10SG320-B-4T11GB25A0-440V11KW440*330*310486 to 6506.5
11SG320-B-4T15GB32A0-440V15KW440*330*310486 to 6507
12SG320-B-4T18.5G38A0-440V18.5KW540*400*365486 to 65010
13SG320-B-4T22GB45A0-440V22KW540*400*365486 to 65011
14SG320-B-4T30G60A0-440V30KW540*400*365486 to 65014



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