785623
15
Zoom out
Zoom in
Previous page
1/16
Next page
EN / SCM20 & SCM40 PWM User’s Manual 15
5 TECHNICAL DATA
5.1 SPECIFICATIONS
Model SCM20 PWM SCM40 PWM
Article no.: 131822000 131824000
Nominal battery voltage (UNOM): 12V / 24 V (Auto recognition) 12V / 24 V (Auto recognition)
PV-INPUT @ UNOM = 12V @ UNOM = 24V @ UNOM = 12V @ UNOM = 24V
Typical number of cells: 36 cells 72 cells 36 cells 72 cells
Absolute maximum PV Voltage: 28VDC 55VDC 28VDC 55VDC
Maximum PV input current*: 20A 20A 40A 40A
Control: PWM
Dusk to dawn threshold voltage: 5V 10V 5V 10V
BATTERY OUTPUT @ UNOM = 12V @ UNOM = 24V @ UNOM = 12V @ UNOM = 24V
Maximum charge current (IMA
X
): 20A 20A 40A 40A
Charge voltage, Absorption: 14.4V 28.8V 14.4V 28.8V
Charge voltage, Float (flooded): 13.25V 26.5V 13.25V 26.5V
Charge voltage, Float (AGM / gel batteries): 13.8V 27.6V 13.8V 27.6V
Battery temperature compensation: –30 mV/°C –60 mV/°C –30 mV/°C –60 mV/°C
DC consumption (at night): 7mA 7mA 7mA 7mA
Battery voltage operating window: 10.0-15.0V 20.0-30.0V 10.0-15.0V 20.0-30.0V
Charge algorithm: Three step (Bulk, Absorption, Float)
Battery types*: Flooded, AGM, Gel
LOAD OUTPUT @ UNOM = 12V @ UNOM = 24V @ UNOM = 12V @ UNOM = 24V
Maximum output current: 20A 20A 40A 40A
Under voltage disconnect (adjustable**): 10.8~11.8V 21.6~23.6V 10.8~11.8V 21.6~23.6V
Under voltage reconnect (adjustable**): 11.6~12.6V 23.2~25.2V 11.6~12.6V 23.2~25.2V
GENERAL
Galvanic isolation between PV and battery: No, common negative conductor
Dimensions in mm [inch] (h x w x d): 96 x 189 x 53 mm [3.8 x 7.4 x 2.0 inch]; see also section 5.2
Weight: 480g
Operating Temperature Range: –20°C TAMB +50°C [–4°F TAMB 122°F]
Full Power Temperature range: –20°C TAMB +40°C [–4°F TAMB 104°F] (no power de-rating)
Non-operating Temperature range: –25°C TAMB +75°C [–13°F TAMB 167°F] (storage temperature)
Relative Humidity: 5% to 95% non-condensing
Protections: Reversed polarity, output overload, output short circuit, overheating,
battery under voltage, battery over voltage
Protection degree: IP23
MasterBus connectivity: No
Load modes**: Always on, Dusk to Dawn, Evening, Manual
Terminals: Screw terminals, max. wire size 16mm2
* Short circuit current of the PV module ** Refer to section 2.6 for configuration
Specifications are subject to change without prior notice.
15


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Mastervolt Solar ChargeMaster SCM20 PWM at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Mastervolt Solar ChargeMaster SCM20 PWM in the language / languages: English as an attachment in your email.

The manual is 0.73 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info