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Indicator Lights

Label

Denition

Instruction

SYS

Pump

MPPT

ERR_I

LOW_POWER

Tank_F

WELL_L

System 
Power

Pump running

Maximum 

Power Point

Tracking

Current 

Error

Voltage

Error

Tank Water 

Level Alarm

Well Water 

Level Alarm

Solar Mode: Indicator light is always on (not battery mode) 

Battery Mode: Green indicator light blinking

Green indicator light will turn on after the pump starts running

Green light, monitor the power input from the solar arrays and adjust the 
voltage and current to gain the highest performance from the pump

Red light is always on: Overload error 

Red light blinking : Over current error : 

Yellow light continuously on indicates the system voltage is too low 

Green light, the tank is full

Green light, the well is empty

If the light is blinking, system is in time-delay mode

9

4.2.2 SunFlo-A 

Pumps  are  controlled  by  an  internal  motor  controller  with  no  external  monitoring  or 
adjustment provisions. However, pumps must be connected through the PV Isolator that 
also provides over-current protection.

4.2.3 SunFlo-B

All SunFlo-B pumps are provided with an advanced MPPT controller that enhances pump 
performance by up to 25%. The controller includes an isolator switch, protection from 
over/under voltage, overcurrent, low level control (optional), indicator lights for pump 
operating status and provision for high level floatswitch.

Summary of Contents for SUNFLO-S 150

Page 1: ...Installation Operating Manual SOLAR PUMPING SYSTEMS...

Page 2: ......

Page 3: ...ng 1 1 Pump 2 1 2 2 Pump Installation 1 2 Power Outputs 3 1 2 3 Electrical Wiring 1 3 Pump Data 4 2 2 4 Low Water Level Protection 7 4 SYSTEM OPERATIONS 8 2 5 High Water Level Tank Sensor 7 4 2 Contro...

Page 4: ...for starting and running the pump which incorporates over and under current and voltage protection SunFlo B Pumps are of either rotary screw or centrifugal design depending upon model Material of con...

Page 5: ...8 5 6 5 7 5 9 6 5 5 8 5 1 5 3 Daily Output Graph 2 6 7 8 9 10 12 13 14 15 16 17 18 Time hrs 13 5 7 10 12 13 13 12 10 7 0 2 2 0 1 3 PUMP DATA SunFlo A SunFlo S SunFlo B H 104mm 13 8mm H SUNFLO S 150 SU...

Page 6: ...ing it is recommended that the drop cable electrode cable if fitted and rope are secured to the drop pipe by the tape provided and are not left loose A wide range of pump models are available and the...

Page 7: ...system to avoid dangerous power surges WARNING WARNING Ensure tight cable connections as loose connections are the most common source of system failures WARNING WARNING Ensure that the Isolator and Co...

Page 8: ...cuits The module connection cable should be connected to the PV Isolator that is provided with MCB overload protection All wiring connections should be made with the isolator off 5 SunFlo S System Lay...

Page 9: ...lar Battery L1 L2 L3 Motor Tank Well COM2 Solar Panel Battery TH WH COM1 Water Pipe Electronic water level sensor Well PV MODULES MODULES CONNECTIONS DC ISOLATOR OUTLET MPPT PUMP CONTROLLER SunFlo B 1...

Page 10: ...s provided on the main pump cable that is suitable for large diameter well installation where there is sufficient space for paddle operation If installed in a borehole the paddle should be removed by...

Page 11: ...ated systems a charge controller supplied in the system is required The controller must not be used for systems without batteries as performance will be impaired Charge controllers are fitted with LED...

Page 12: ...d light blinking Over current error Yellow light continuously on indicates the system voltage is too low Green light the tank is full Green light the well is empty If the light is blinking system is i...

Page 13: ...ay on the low level cut out re start with up to 30mins delay being available The WELL indicator will blink when the delay is activated If no delay is required the control should be set to 0 the recomm...

Page 14: ...he pump A battery system should start if the battery supply voltage is higher than what the pump requires If the pump was recently connected or reconnected to the controller it may be running in rever...

Page 15: ...handling lack of maintenance faulty installation incompetence on part of the equipment user Acts of God or any other cause beyond the Company s reasonable control Also any repair or attempt at repair...

Page 16: ...INS420A 05 19 www davisandshirtliff com...

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