Steca-Bergen Solar Products Private Limited
Solar Fridge
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Solar Charge Controller
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PV Charge Controller
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Automatic Charge Controller
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Digital Solar Charge Controller
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Power Charge Controller
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Controller Data Logger
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Stand Alone Inverters
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Off Grid Inverters
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Solar Inverter
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Sine Wave Inverter
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Sinus Inverter
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Solar Products

We offer a high quality range of solar products in electronics industry like charge controller, off grid inverters, on grid inverter and other electronic components for application in home solar system to MW power plant.



Solar Fridge

The solar fridge of freezers (Steca PF-166 12V/24V) offered by us are new generation DC energy-saving refrigerators, which can be used as either refrigerators or freezers. These can be fully programmable, where the inside temperature & each of the other configuration values can be set by users. This makes it suitable for all DC applications including even refrigeration of medicines in hospitals.

Features:

  • Its A++ energy efficiency rating provides optimal electronic control & RPM control of the compressor
  • Ensure that energy is used extremely efficiently
  • Its operations are designed to ensure significant cost reductions in the system
  • User-friendly operation interface
  • Large digital display with setting options
  • Easy to clean as it has sealing plug on bottom for draining water
  • Maintenance-free finish that can work with input voltage of either 12 V or 24 V.
  • Fast cooling due to compressor speed control
  • Freezer runs on a 70 W photovoltaic module in most climates
  • Automatic selection of voltage
  • Adjustable refrigerator or freezer function
  • Suitable for all DC applications
  • Low maintenance & easy to clean
  • Lock with two keys

Electronic protection functions:

  • Reverse polarity protection
  • Deep discharge protection
  • Power breakdown display
  • Temperature alarm

Displays:

  • Multifunction LED display
  • Digital temperature display

Operation:

  • Adjustable by use of buttons

Certificates:

  • Compliant with European Standards (CE)
  • RoHS compliant
  • CFC-free (R-134a)
  • Manufactured according to ISO 9001 and ISO 14001

System Voltage
12 V
24V
Energy efficiency class
A++
Usuable cooling volume
166 liters (5.9 ft3)
Input voltage range
10 V to 17 V
17 V to 31,5 V
Deep discharge protection
10,4 V
22, 8 V
Maximum power consumption
40-100 W







Solar Charge Controller

The solsum solar charge controller offered by us are one of the most sold charge controllers available in the markets. These are optimally suited for use in solar home systems with load currents up to 10 A at 12 V/24 V & up to 240 Wp module output. It also features superior protection circuit board as well as distinguished clear display, which uses two LEDs.

Product features:


  • Voltage regulation
  • Automatic selection of voltage
  • PWM shunt control
  • Multistage charging technology
  • Load disconnection depending on the voltage
  • Automatic load reconnection
  • Temperature compensation
  • Common positive grounding/negative grounding on one terminal

Electronic protection functions:

  • Overcharge protection
  • Deep discharge protection
  • Reverse polarity protection of load & module
  • Reverse polarity protection by internal fuse
  • Automatic electronic fuse
  • Short circuit protection of load & module
  • Over voltage protection at module input
  • Open circuit protection without battery
  • Reverse current protection at night
  • Overheating & overload protection

Displays:

  • Multi-colored LED
  • 2 multi-colored LEDs show operating statuses
  • Display for operation/ state of charge/ fault messages

Certificates:

  • Approved by the World Bank for Bangladesh, China, Laos, Nepal, Sri Lanka, Uganda & Indonesia
  • Fit for use in tropical areas (DIN IEC 68 part 2-30)
  • Compliant with European Standards (CE)
  • RoHS compliant
  • Manufactured according to ISO 9001 and ISO 14001

Solar Charge Controller
Solsum 5.0c
Solsum 8.0c
Solsum 6.6c
Solsum 8.8c
Solsum 10.10c
System voltage
12 V (24V)
Max. module input short circuit current
5A
8A
6A
8A
10A
Max. load output current
5A
8A
6A
8A
10A
LVD
-
-
Yes
Yes Yes
Max. Self Consumption
4 mA
End of Charge voltage (float)
13.7 V (27.4 V)







PV Charge Controller

The range of PV charge controllers offered by us are optimally suited for use in small solar home systems with module currents up to 5 A. Further it also features the provision of connecting 75 Wp module, which easily allows operation of lamps, radios as well as of small television.

Features:

  • All loads can be switched off using manual load switch present on the controller
  • Extremely low own consumption makes Steca PR especially suitable for professional applications in the field of telecommunications & traffic management
  • Being a serial controller, it is extremely flexible power source
  • The presence of electronic fuse makes controller completely maintenance-free & robust
  • Voltage regulation
  • Serial PWM control
  • Multistage charging technology
  • Current compensated load disconnection
  • Automatic load reconnection
  • Temperature compensation
  • Common positive grounding/negative grounding on one terminal

Electronic protection functions:

  • Overcharge protection
  • Deep discharge protection
  • Reverse polarity protection of load, module & battery
  • Automatic electronic fuse
  • Short circuit protection of load & module
  • Over voltage protection at module input
  • Open circuit protection without battery
  • Reverse current protection at night
  • Overheating & overload protection

Displays:

  • Multi-colored LED
  • 3 multi-colored LEDs show operating statuses
  • Display for operation, state of charge, fault messages

Operation:

  • Manual load switch

Certificates:

  • Approved by the World Bank for Laos
  • Compliant with European Standards (CE)
  • RoHS compliant
  • Manufactured according to ISO 9001 and ISO 14001

Solar Charge Controller
PR 303
PR 505
System Voltage
12 V
Max Input Voltage
47 V
Max Module Input Short Circut Current
3 A
5 A
Max Load Output Current
3 A
5 A
Max Self Consumption
3 mA
End of Charge Voltage(Float)
13.7 V
Boost Charge Voltage
14.4 V







Automatic Charge Controller

The automatic charge controller offered by us are designed for operating automatic night light systems and are suitable for solar systems up to 300 Wp module output. This makes them especially suitable for streetlights, advertising lighting, bus stops and in other similar applications. The charge controller also determines actual solar time via solar module. This integrated clock can also be used to define how long after sunset/before sunrise, the lights are to be switched on/off.

Product features:

  • State of charge determination with Steca AtonIC (SOC)
  • Automatic selection of voltage
  • PWM hybrid control
  • Multistage charging technology
  • Load disconnection depending on SOC
  • Automatic load reconnection
  • Temperature compensation
  • Common positive grounding/negative grounding on one terminal
  • Night light function
  • Integrated self test
  • Monthly maintenance charge

Electronic protection functions:

  • Overcharge protection
  • Deep discharge protection
  • Reverse polarity protection of load for module & battery
  • Automatic electronic fuse
  • Short circuit protection of load & module
  • Over voltage protection at module input
  • Open circuit protection without battery
  • Reverse current protection at night
  • Overheating and overload protection

Displays:

  • Multi-colored LED
  • 3 multi-colored LEDs show operating statuses
  • Display for operation/state of charge/fault messages

Operation:

  • Adjustable by use of buttons
  • Manual load switch

Certificates:

  • Approved by the World Bank for Laos
  • Compliant with European Standards (CE)
  • RoHS compliant
  • Manufactured according to ISO 9001 and ISO 14001

Street-light Solar Charge Controller
PR 0606N
PR 1010N
System voltage
12V (24V)
Max. module input short circuit currnet
6A
10A
Max. load output currnet
6A
10A
Max. self consumption
6mA
End of charge voltage (float)
13.7 V (27.4 V)
Boost charge voltage; 2h
14.4 V(28.8 V)







Digital Solar Charge Controller

Tarom charger controllers offered by us are digital solar charge controller specifically designed for use in telecommunications applications/hybrid photo voltaic systems. Its advanced features and user friendly operating interface allows users to adjust controllers to particular features of the system in question. Further the significantly improved Steca-AtonIC state of charge determination provides optimal control of the system as well as ensures protection to the batteries. It is the best choice for system sizes up to 2400 Wp at three voltage levels (12 V, 24 V, 48 V).

Features:

  • Option for connecting additional devices like temperature sensor/a data logger as well as remote control that helps in configuring/monitoring the system
  • Integrated Ah meter provides users with information on energy budget of the given application
  • Automatic selection of voltage
  • PWM hybrid control
  • Multistage charging technology
  • Load disconnection depending on SOC
  • Automatic load reconnection
  • Temperature compensation
  • Common positive grounding/negative grounding on one terminal
  • Integrated data logger
  • Night light function with Steca PA 15
  • Integrated self test
  • Monthly maintenance charge
  • Integrated energy meter

Electronic protection functions:

  • Overcharge protection
  • Deep discharge protection
  • Reverse polarity protection
  • Automatic electronic fuse
  • Short circuit protection of load & module
  • Over voltage protection at module input
  • Open circuit protection without battery
  • Reverse current protection at night
  • Overheating & overload protection

Displays:

  • Text LCD display
  • Display for operating parameters/fault messages/self test

Operation:

  • Simple menu-driven operation
  • Adjustable by use of buttons
  • Manual load switch

Interfaces:

  • RJ45 interface

Options:

  • External temperature sensor
  • Potential-free alarm contact

Solar Charge Controller
Tarom 235
Tarom 245
Tarom 440
System Voltage
12 V (24V)
48 V
Max. module input short circuit current
35 A
45 A
40 A
Max. load output current
35 A
45 A
40 A
Max. self consumption
14 mA
End of charge voltage (float)
13.7 V (27.4 V)
54.8 V
Boost charge voltage; 2h
14.4 V (28.8 V)
57.6






Power Charge Controller

The range of tarom power charge controller offered by us are specially designed for meeting the demands of industrial as well as outdoor applications. For durable performance, it comes with an IP 65 casing made of powder-coated steel. Further the solar charge controller can be used for controlling system sizes of up to 8400 Wp at three voltage levels (12 V, 24 V, 48 V).

Features:


  • Based on technology of Steca Tarom controller
  • When connected in parallel, several controllers from this series can be operated via standard DC bus in a simple PV system/hybrid PV system
  • Allows reaching output of over 20 kWp
  • State of charge determination with Steca AtonIC (SOC)
  • Automatic selection of voltage
  • PWM hybrid control
  • Multistage charging technology
  • Load disconnection depending on SOC
  • Automatic load reconnection
  • Temperature compensation
  • Common positive grounding/negative grounding on one terminal
  • Integrated data logger
  • Night light function with Steca PA 15
  • Integrated self test
  • Integrated energy meter

Electronic protection functions:

  • Overcharge protection
  • Deep discharge protection
  • Reverse polarity protection in terms of load, module & battery
  • Reverse polarity protection by internal fuse
  • Automatic electronic fuse for added protection
  • Short circuit protection of load & module
  • Over voltage protection at module input
  • Open circuit protection without battery
  • Reverse current protection at night
  • Overheating & overload protection

Displays:

  • Text LCD display
  • Display for operating parameters/ fault messages/ self test

Operation:

  • Simple menu-driven operation
  • Configuration adjustable by use of buttons
  • Manual load switch

Interfaces:

  • RJ45 interface

Certificates:

  • Approved by the World Bank for Nepal
  • Fit for use in tropical areas (DIN IEC 68 part 2-30)
  • Compliant with European Standards (CE)
  • Manufactured according to ISO 9001 and ISO 14001

Solar Charge ntroller
Power Tarom 2070
Power Tarom 2140
Power Tarom 4055
Power Tarom 4110
Power Tarom 4140
System voltage
12 V (24V)
48 V
Max. module input short circuit current
70A
140A
55A
110A
140A
Max. load output current
70A
70A
55A
55A
70A
Max. self consumption
14 mA
End of charge voltage (float)
13.7 V (27.4 V)
54.8 V
Boost charge voltage, 2h
14.4 V (28.8 V)
57.V






Controller Data Logger

The PA Tarcom controller data logger offered by us comes connected to RJ45 interface of Steca Tarom/Power Tarom charge controller via Steca PA HS200. It is offered in several different configurations like simple RS232 interface for directly saving and reading data on PC/Laptop (Steca PA Tarcom 01), as data logger with integrated analogue modem (Steca PA Tarcom RM), as data logger with optional telephone connection (Steca PA Tarcom RMT) and as data logger with integrated GSM modem for remote monitoring (Steca PA Tarcom GSM).

Delivered with its accompanying software, some of its features include:

Product features:


  • 4 years maximum storage capacity (1 MByte)
  • Adjustable logging intervals
  • Stores 8 data sets at programmed intervals
  • Freely programmable alarm states

Displays:

  • LED shows operating status

Interfaces:

  • Two RJ45 cable sockets
  • RS232 serial interface
  • Analogue sensor input like for radiation or wind speed
  • Potential-free alarm contact

Tarcom software:

  • Internet services for worldwide access
  • Downloads data from logger to PC
  • Provision for list of data sets to be exported to MS-EXCEL
  • Graphic visualization of data sets (values/time)
  • Provides correct analysis of energy flows (Ah) within a PV hybrid system
  • Activation & selection of alarms
  • Sets telephone number to call
  • Tells data logger at what time it has to call

Certificates:

  • Compliant with European Standards (CE)

Data Logger
PA Tarcom
01 (Serial)
PA Tarcom RM/RMT (Modem)
PA Tarcom GSM
PA Tarcom Ethernet
System voltage
12 V / 24V / 48V
Operating voltage
8V – 65 V
Logger capacity
1 Mbit = 2 min. (11 days) a 4:00 h (4 years)
Recorded values
Relative time, total charge current, battery current, solar module current, load current, SOC, battery voltage, system status, analogue sensor.
System status information
Night, overload, load disconnect, over-voltage, low voltage, over temperature, no module
Data transmission
RS232
Analog modem
GSM modem
Ethernet







Stand Alone Inverters

The HPC stand alone inverters offered by us are offered in four different variants and are designed to offer considerably greater power. These are also equipped with PG cable glands for strain relief as well as to provide protection to all connections.

Features:

  • Device consist of sine wave inverter, battery charger, transfer system & potential-free multi functional contact
  • Primarily used in hybrid systems
  • Integrated power sharing function that ensures transfer system providing connected loads with desired power
  • True sine wave voltage
  • Excellent overload capabilities
  • Optimal battery protection
  • Adjustable integrated battery charger
  • Automatic load detection
  • Can be used as a back-up system/UPS
  • Multifunction contact
  • Adjustable power sharing
  • Ultra-fast transfer relay

Electronic protection functions:

  • Deep discharge protection
  • Battery over voltage shutdown
  • Overheating & overload protection
  • Short circuit protection
  • Reverse polarity protection by internal fuse
  • Acoustic alarm for deep discharge/overheating

Displays:


  • 17 LEDs show operating status
  • Display option for power and charging current

Operation:

  • Main switch
  • Adjustable load detection
  • Adjustable by use of buttons

Options:

  • Type with 230 V/60 Hz
  • Remote control RCC-01
  • Temperature sensor CT35 for correcting voltage thresholds according to current battery temperature
  • Remote control RPS-01 for power sharing function

Certificates:


  • European Standards (CE)
  • RoHS compliant

Inverter-Charge HPC
2800-12
4400-48
6000-48
8000-48
Nominal input voltage (V)
12
24
48
48
Input voltage range (V)
9.5 – 17
19-34
38-68
38-68
Output Voltage
230 V~+0/10% (pure sine wave)
Continuous power (VA)
2500
4000
5000
7000
Max. power 30 min. (VA)
2800
4400
6000
8000







Off Grid Inverters

The compact off grid inverters offered by us are specially designed for hybrid systems. The device consist of sine wave inverter that come with high overload capacity and a battery charger system. Further the built-in multi-functional contact makes it possible to meet many application demands including switching on/off diversion loads for excess power, starting a diesel generator for recharge batteries and others.

Features:

  • Cost effective functioning
  • Integrated power sharing function ensures that transfer system provides connected loads with desired power
  • True sine wave voltage
  • Excellent overload capabilities
  • Optimal battery protection
  • Adjustable integrated battery charger
  • Automatic load detection
  • Can be used as a back-up system/UPS
  • Multifunction contact
  • Adjustable power sharing
  • Ultra-fast transfer relay

Electronic protection:

  • Deep discharge
  • Battery over voltage
  • Overheating & overload
  • Short circuit
  • Reverse polarity

Displays:

  • 17 LEDs showing operating status
  • For displaying operation status including state of charge, fault messages and others
  • Display of power & charging current

Operation:

  • Main switch
  • Adjustable load detection

Options:


  • Type with 230 V/60 Hz
  • Protection cover C-IP 23 to raise the protection degree
  • Remote control RCC-01
  • CFC-01 cable entry for strain relief & protection of connections
  • Temperature sensor CT35 for correcting the voltage thresholds according to current battery temperature
  • Remote control RPS-01 for meeting power sharing function

Certificates:

  • European Standards (CE)

Inverter Charger Compact
1600-12
2600-24
4000-48
Nominal input voltage (V)
12
24
48
Input voltage range (V)
9.5-16
19-32
38-64
Output voltage
230 V~ +0/0-10 % (pure sine wave)
Output Frequency
50 Hz +/- 0.05 %
Continuous power (VA)
1300
2300
3500
Max. power 30 min. (VA)
1600
2600
4000
Max. power 5 sec. (VA)
3900
6900
10500
Maximum efficiency (%)
94
95
95







Solar Inverter

We offer clients XTH solar inverter. These offer the combined basic features of inverter & battery charger. Its superior switching function as well as support of external sources of alternating current can also be automatically controlled, thus ensuring user friendly operations.

Features:

  • All settings can be remote controlled
  • Provision provided for new software loading that makes it stay always up to date
  • Multifunction contacts
  • Can be programmed for many different applications
  • Can react to any event outside or inside of inverter (grid availability, battery voltage, fault message) Can also be programmed on timer or can be switched on during particular timings
  • These can also serve the needs of starting a generator, to switch off less important loads, to signal a fault as well as to charge batteries depending on the situation
  • Smart-boost function
  • True sine wave voltage
  • Excellent overload capabilities
  • Optimal battery protection
  • Adjustable integrated battery charger
  • Programmable, multistage battery charger with PFC
  • Automatic load detection
  • Standby load detection adjustable over a wide range, starting from low value
  • Can be connected in parallel
  • Can be used as a back-up system
  • Multifunction contact
  • Adjustable power sharing
  • Reliable & noiseless operations
  • Support provided for sources of alternating current
  • Automatic support for peak loads
  • Ultra-fast transfer relay
  • Superior control by digital signal processor (DSP)

It also protects against:

  • Deep discharge
  • Battery over voltage
  • Overheating & overload
  • Short circuit
  • Reverse polarity

Displays:


  • 5 LEDs show operating status
  • Display option provided for operation, fault messages

Operation:

  • Main switch
  • Adjustable load detection

Options :


  • Type with 230 V/60 Hz
  • Temperature sensor BTS-01 for correcting the voltage thresholds according to current battery temperature

Model
XTH 3000-12
XTH 5000-24


XTH 6000-48
XTH 8000-48
Nominal battery voltage
12 V
24 V
48 V
48 V
Input voltage range
9.5 – 17 V
19-34 V
38-68 V
38-68 V
Continuous power @ 25°C
2500 VA
4000 VA
5000 VA
7000 VA
Load detection (stand-by)
2 to 25 W
Maximum efficiency
93%
94%
96%
96%







Sine Wave Inverter

The range of AJ sine wave inverters offered by us combine in them a very high overload capacity along with the capability to operate highly critical loads. Apart from this, the inverter offered also features highly effective device protection function as well as low self electricity consumption.

Features:

  • True sine wave voltage
  • Excellent overload capabilities
  • Optimal battery protection
  • Automatic load detection
  • Best reliability

Electronic protection functions:

  • Deep discharge protection
  • Battery overvoltage shutdown
  • Overheating and overload protection
  • Short circuit protection
  • Reverse polarity protection by internal fuse (except AJ2100-12)
  • Acoustic alarm at deep discharge or overheating

Displays:


  • Multi-coloured LED shows operating statuses

Operation:

  • Main switch
  • Adjustable load detection

Options:

  • Types with 115 V/50 Hz, 115 V/60 Hz or 230 V/60 Hz
  • Terminal for connection of a remote control (On/Off) for the types AJ275-12 to AJ700-48
  • Remote control JT8 (On/Off, LED) for connection to AJ1000-12 to AJ2400-24

Compliant with:

  • Compliant with European Standards (CE)
  • RoHS compliant

Inverter AJ
275-12
350-24
400-48
500-12
600-24
700-48
1000-12
1300-24
Nominal input voltage (V)
12
24
48
12
24
48
12
24
Input voltage range (V)
10-5-16
21-32
42-64
10.5-16
21-32
42-64
10.5-16
21-32
Output voltage
230 V~+0/-10% (true sine wave)
Output Frequency
50Hz +/-0.05 %
Continuous power (VA)
200
300
300
400
500
500
800
1000
Max. power 30 min (VA)
275
350
400
500
600
700
1000
1300







Sinus Inverter

The sinus inverter series offered by us stands out in terms of its availability in different power classes & DC input voltages. This enables it to be used in a variety of applications. Further the cables used for connecting battery & load come mounted on Steca Sinus that makes them easier to install.

Features:


  • Automatic standby mode reduces the inverter's own consumption of electricity
  • Its excellent overload capacity allow even critical loads to be operated easily
  • True sine wave voltage
  • Excellent overload taking capability
  • Optimal battery protection
  • Automatic load detection
  • Reliable performance

Electronic Protection Functions:

It provides protection against:

  • Deep discharge
  • Battery over voltage shutdown
  • Overheating
  • Short circuit
  • Reverse polarity
  • Acoustic alarm for deep discharge/overheating

Displays:

  • Multi-colored LED for showing operational status

Operation:

  • Main switch
  • Adjustable load detection

Options:

  • Available in 115 V/50 Hz, 115 V/60 Hz or 230 V/60 Hz
  • Terminal provided for connection of remote control (On/Off) for types AJ275-12 to AJ700-48
  • Remote control JT8 (On/Off, LED) for connection to AJ1000-12 to AJ2400-24

Certificates:

  • European Standards (CE)
  • RoHS

Inverter Solarix Sinux
500 I / 550 RI*
550 I-L60/
550 RI-L60*
900 I/900 RI*
900 I-L60
Nominal input voltage
12 V
24 V
Input voltage range
10.5 – 16 V
21-32 V
Max. module short-circuit current*
25 A*
Max. DC load current*
15 A8
Output voltage
220 V~
+/-10%
(true sine wave)
110 V~
+/-10%
(true sine wave)
220 V~
+/-10%
(true sine wave)
115 V~
+/-10%
(true sine wave)
Continuous power
550 VA
500 VA
900 VA
900 VA







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