Model No: ZK500-P Series

ZK500-P 380V/220V 3Phase MPPT Solar Pump Inverter

The ZK500-P series powers three-phase or single-phase AC pumps using solar DC input. Built on the reliable ZK500 VFD platform, it features MPPT, rapid speed adjustment in low sunlight, and flexible pump compatibility—supporting both DC/AC input and 1/3-phase output.

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ZK500-P Series: Input 350-780VDC 3 Phase 230-460VAC Output, Suitable for AC 380V Pumps

Product Features:

1. Maximum power point tracking (MPPT), fast response speed, stable operation.
2. Suitable for high-speed, high-frequency pump, PMSM, and synchronous motors run without tuning.
3. Dry running (load) protection, minimum speed protection, maximum current protection, minimum power input protection, phase loss protection, overcurrent protection.
4. Compatible with dual-mode AC and DC power input.
5. Self-defined digital and analog level sensor for water full and low water protection.
6. Independent air duct design and enhanced three-proof paint protection, suitable for various damp and dusty harsh conditions.
7. Imported Infineon/Fuji and other IGBT modules to ensure product quality.
8. Remote control module, used for remote monitoring, control, parameter modification, etc.

Advanced MPPT Technology

ZK500-P Series Model List:

Model no.	Rate current (A)	Rate Power (KW)	Input DC range (VDC)	Best Voc (VDC)	Output AC Voltage (VAC)
220V D2 Type, 150-450VDC input range, 1/3phase 0-220VAC output
ZK500-P-2S-0.75G-B	4A	0.75KW	150-450	372VDC	0-220
ZK500-P-2S-1.5G-B	7A	1.5KW	150-450	372VDC	0-220
ZK500-P-2S-2.2G-B	10A	2.2KW	150-450	372VDC	0-220
ZK500-P-2S-004G-B	16A	4.0KW	150-450	372VDC	0-220
380V D3 Type, 250-800VDC input, 3phase 0-380VAC output
ZK500-P-4T -R75G-B	2.5A	0.75KW	250-800	650VDC	0-380
ZK500-P-4T -1.5G-B	3.8A	1.5KW	250-800	650VDC	0-380
ZK500-P-4T -2.2G-B	5.1A	2.2KW	250-800	650VDC	0-380
ZK500-P-4T -004G-B	10A	4.0KW	250-800	650VDC	0-380
ZK500-P-4T -5.5G-B	13A	5.5KW	250-800	650VDC	0-380
ZK500-P-4T -7.5G-B	17A	7.5KW	250-800	650VDC	0-380
ZK500-P-4T -011G-B	25A	11KW	250-800	650VDC	0-380
ZK500-P-4T -015G-B	32A	15KW	250-800	650VDC	0-380
ZK500-P-4T -018G-B	37A	18KW	250-800	650VDC	0-380
ZK500-P-4T -022G-B	45A	22KW	250-800	650VDC	0-380
ZK500-P-4T -030G	60A	30KW	250-800	650VDC	0-380
ZK500-P-4T -037G	75A	37KW	250-800	650VDC	0-380
ZK500-P-4T -045G	91A	45KW	250-800	650VDC	0-380
ZK500-P-4T -055G	112A	55KW	250-800	650VDC	0-380
ZK500-P-4T -075G	150A	75KW	250-800	650VDC	0-380
ZK500-P-4T -093G	170A	93 KW	250-800	650VDC	0-380
ZK500-P-4T -110G	210A	110KW	250-800	650VDC	0-380
ZK500-P-4T -132G	260A	132KW	250-800	650VDC	0-380
ZK500-P-4T -160G	320A	160KW	250-800	650VDC	0-380
ZK500-P-4T -185G	360A	185KW	250-800	650VDC	0-380
ZK500-P-4T -200G	400A	200KW	250-800	650VDC	0-380
ZK500-P-4T -220G	430A	220KW	250-800	650VDC	0-380
ZK500-P-4T -250G	490A	250KW	250-800	650VDC	0-380
ZK500-P-4T -280G	520A	280KW	250-800	650VDC	0-380
ZK500-P-4T -315G	585A	315KW	250-800	650VDC	0-380
ZK500-P-4T -355G	650A	355KW	250-800	650VDC	0-380
ZK500-P-4T -400G	725A	400KW	250-800	650VDC	0-380
ZK500-P-4T -***G	depend	Max to 500KW	250-800	650VDC	0-380

Item		Specifications
Input	Rated Voltage/Frequency	80-450VDC for D1 110V pumps, 0.75KW-2.2KW 150-450VDC for D2 220V pumps, 0.75KW-2.2KW 250-800VDC for D3 380V pumps, 0.75KW-500KW AC and DC hybrid input
	Recommended MPPT voltage(VDC)	1S series: Vmp 131 to 350 VDC 2S series: Vmp 280 to 375VDC 4T series: Vmp 450 to 780 VDC/ Max 900VDC is optional
	VFD Efficiency	above 96%
	MPPT Efficiency	above 99.6%
	Power factor	above 0.94( with DC reactor)
	Allowable Variablerange	Voltage:-20%~+20%, Frequency:±5%
Output	Rated Voltage	0~110V 220V 380V 480V
	Frequency Resolution	0.01Hz
	Overload capacity	150% 1 minute;180% 10 second;200% 0.5 second
Basic Functions	Motor type	permanent magnet servo motor and asynchronous motor pumps.
	Solar pump control special performance	MPPT ( maximum power point tracking), CVT (constant voltage tracking), auto/manual operation, dry run protection, low stop frequency protection, minimum power input, motor maximum current protection, flow calculating, energy generated calculating
	VFD funciton when AC grid input	Automatic voltage regulation (AVR)，Overvoltage and overspeed loss control，Fast current limiting function，When the grid voltage changes, it can automatically keep the output voltage constant，Automatically limits current and voltage during operation to prevent frequent overcurrent and overvoltage trip，Minimize overcurrent faults and protect the normal operation of the product
	Running mode	MPPT , CVT, variable frequency mode
	Communication	RS485 Standard Interface,supporting two formats MODBUS protocol
Kinds of Protection functions		Over Current protection;Over Voltage protection;Under Voltage protection; Over heat protection;Overload protection
Kinds of Protection functions		Short circuit detection, overcurrent protection, overvoltage protection, undervoltage protection, overheat protection and overload protection of electrified motor
Environment	Altitude	Below 1000m; above 1000m, derated 1% for every additional 100m.
	temperature	-10℃~+50℃
	Ambient temperature	Less than 90%RH, no water condenses
	Vibration	Less than 5.9m/sec 2(0.6G)
	Storage temperature	-30℃~+60℃
Structure	Level of Protection	standard IP20, operation IP54 IP55
Structure	Cooling-down method	Forced air cooling
Installation		Indoor, free from direct sunlight, dust, corrosive gas,Oiliness gas, water vapour