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RTD1220

LCD solar charge controller

PDF File: RTD1220 controller
SAFETY INSTRUCTIONS
1.Make sure your battery has enough voltage for the controller to recognize the battery type before first installation.
2.The battery cable should be as short as possible to minimize loss.
3.The regulator is only suitable for lead acid batteries: OPEN,AGM, GEL
it is not suited for nickel metal hydride, lithium ions or other batteries.
4.The charge regulator is only suitable for regulating solar modules. Never connect another charging source to the charge regulator.
PRODUCT FEATURES
1.Build-in industrial micro controller.
2.Big LCD display,all adjustable parameter.
3.Fully 4-stage PWM charge management.
4.Build-in short-circuit protection,open-circuit protection,reverse protection,over-load protection.
5.Dual mosfet Reverse current protection ,low heat production.
SYSTEM CONNECTION
1.Connect the battery to the charge regulator - plus and minus.
2.Connect the photovoltaic module to the regulator - plus and minus.
3. Connect the consumer to the charge regulator - plus and minus.
The reverse order applies when deinstalling!
An improper sequence order can damage the controller!
TECHNICAL PARAMETER

MODEL

KLD1210

KLD1220

KLD1230

KLD4820

KLD4830

Batt voltage

12V/24V auto

48V

Charge current

10A

20A

30A

20A

30A

Discharge current

10A

20A

30A

20A

30A

Max Solar input

<50V

<80V

Equalization

B01 sealed

B02 Gel

B03 flood

14.4V

14.2V

14.6V

Float charge

13.7V(defaul,adjustable)

Discharge stop

10.7V(defaul,adjustable)

Discharge reconnect

12.6V(defaul,adjustable)

USB output

5V/3A

Self-consume

<10mA

Operating temperature

-35~+60 ℃

Size/Weight

150*78*35mm /150g

*all red color voltage X2 ,X4 while using 24V /48V system.

*Product specifications are subject to change without prior notice.

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