Product features
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Innovative, comprehensive data logger with energy meter
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Automatic detection of voltage
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PWM control
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Hybrid controller
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Multistage charging technology
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Load disconnection depending on SOC
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Automatic load reconnection
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Temperature compensation
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Common positive or negative grounding on one terminal
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Real-time clock (date, time)
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State of charge determination (SOC)
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Night light and morning light function
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Integrated self test
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Monthly maintenance charge
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Four freely programmable timers with week day function
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Two configurable multifunctional contacts
Electronic protection functions
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Overcharge protection
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Deep discharge protection
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Reverse polarity protection of module and battery
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Automatic electronic fuse
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Short circuit protection of load and module
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Open circuit protection without battery
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Reverse current protection at night
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Overtemperature and overload protection
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Load disconnection on battery overvoltage
Displays
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Multifunction graphical LCD display with backlighting
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Fault messages
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Self test
Operation
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Simple menu-driven operation
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Programming by buttons
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Manual load switch
Interfaces
- Steca open UART
Options
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External temperature sensor
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Alarm contact
Certificates
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Compliant with European Standards (CE)
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Made in Germany
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Developed in Germany
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Manufactured according to ISO 9001 and ISO 14001
4545 | 4545-48 | |
Characterisation of the operating performance | ||
System voltage | 12 V (24 V) | 12 / 24 / 48 V |
Own consumption | 30 mA | |
DC input side | ||
Circuit voltage solar module | < 60 V | < 100 V |
Module current | 45 A | |
DC output side | ||
Load current | 45 A | |
Reconnection voltage (SOC / LVR) | > 50 % / 12.5 V (25 V) | > 50 % / 50 V |
Deep discharge protection (SOC / LVD) | < 30 % / 11.7 V (23.4 V) | < 30 % / 46.8 V |
Battery side | ||
End of charge voltage | 14.1 V (28.2 V) | 56.4 V |
Boost charge voltage | 14.4 V (28,8 V) | 57.6 V |
Equalisation charge | 15 V (30 V) | 60 V |
Set battery type | liquid (adjustable via menu) | |
Operating conditions | ||
Ambient temperature | -10 °C … +60 °C | |
Fitting and construction | ||
Terminal (fine / single wire) | 25 mm2 / 35 mm2 - AWG 4 / 2 | |
Degree of protection | IP 31 | |
Dimensions (X x Y x Z) | 218 x 134 x 65 mm | |
Weight | 800 g |