3 Inch, 4 Inch Economic DC Screw Pump

3 Inch, 4 Inch Economic DC Screw Pump - Helical Rotor

Pump Diameter: 3 Inch, 4 Inch
Power Range: 200W, 400W, 600W, 800W
Max. Flow: 2m³/h
Max. Head: 150m

Application
1. Agriculture irrigation
2. Drinking water and living water.
3. Remote area, farming
4. Fountains.

△ Equipped with MPPT inverter & free accessories

------DC Inverter Features------------
1. IP55 Protection class 2. MPPT: Maximum Power Point Tracking 3. DSP: Digital Signal Processing 4. Double float switch control	5. Wide DC voltage range: Save solar panels 6. Running Speed RPM Control: Stepless speed regulation 7. Soft start: Protect pump from water hammer, protect motor bearings. 8. Over current protection: Pump auto-stop when impeller get stucked
9. Dry run protection / Low-voltage / Over-voltage protection / Reverse voltage protection / Short-circuit protection / Temperature protection
------Motor Features--------------------------- 1. Efficiency improved by 25% with PMSM motor, Permanent Magnet Synchronous Brushless Motor. 2. Adopt double plastic package for rotor and stator, motor insulation ≥300MΩ, improve motor safety. 3. 100% copper wire, DW-300 cold-rolled silicon steel sheet. 4. Motor shaft , Motor shell, screw: AISI 304	------Material Features--------------- 1. Pump Outlet: AISI 304 & AISI316 2. Pump body: AISI 304 & AISI316 3. Motor shell: AISI 304 & AISI316 4. Motor Shaft: AISI 304 & AISI316 5. Mechanical seal: Special design for deep well (Graphite-Ceramic) 6. Bearing: C&U or NSK

Dia.	SN.	Vaspen Model	Rated Power	Rated Voltage	Optimum Input Voltage (DC)	Max. Flow	Max. Head	Outlet Dia.	Cable Length	Solar Panel Requirement
Dia.	SN.	Vaspen Model	Rated Power	Rated Voltage	Optimum Input Voltage (DC)	Max. Flow	Max. Head	Outlet Dia.	Cable Length	Open Circuit Voltage	Power
3 Inch	A	3EHD1.2-77-36-200	200W	36V	30V-48V	1.2 m³/h	77 m	0.75 ''	2m	＜50V	≥1.3*Pump Power
	B	3EHD1.7-98-48-400	400W	48V	60V-90V	1.7 m³/h	98 m	0.75 ''	2m	＜100V	≥1.3*Pump Power
	C	3EHD2.0-120-72-600	600W	72V	90V-120V	2.0 m³/h	120 m	0.75 ''	2m	＜150V	≥1.3*Pump Power
	D	3EHD2.0-150-96-800	800W	96V	90V-130V	2.0 m³/h	150 m	0.75 ''	2m	＜200V	≥1.3*Pump Power
4 Inch	E	4EHD1.7-90-48-400	400W	48V	60V-90V	1.7 m³/h	90 m	1 ''	2m	＜100V	≥1.3*Pump Power
	F	4EHD2.0-125-72-600	600W	72V	90V-120V	2.0 m³/h	125 m	1 ''	2m	＜150V	≥1.3*Pump Power
	G	4EHD2.0-150-96-800	800W	96V	90V-130V	2.0 m³/h	150 m	1 ''	2m	＜200V	≥1.3*Pump Power