Stecamat 820
Processor-controlled charger for lead-acid batteries

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Description
The battery charger Stecamat 820 is available in a light, compact housing. The processor-controlled charging process ensures gentle and rapid charging of the battery. The current, voltage, time and ideal monitoring of the battery are individually adjusted by the setting of the rated capacity. The Stecamat 820 also enables the processing of damaged or totally discharged batteries, ensuring long service life. A LED provides rapid information on the state of charge.
The wide range of features make for high flexibility of use. This and the easy handling make for trouble-free operation, even when wearing gloves.
Features

Product features
- Half the charging time compared to simple, non-controlled chargers with the same rated current
- Optimal for charging batteries with liquid electrolyte and gel / absorbed electrolyte (AGM)
- Adjustable rated capacity determines the charging current
- Suitable for totally discharged batteries
- Constant battery operational readiness through integrated trickle charge
- Ready for operation in just a few minutes
- Charging below the gassing voltage
- Optimal charging of damaged batteries
Electronic protection functions
- Protection in the case of wrong or damaged batteries
- Battery overcharge protection
- Charger output protected against short circuits, reverse polarity and overvoltage
Displays
- Multi-coloured LED shows operating states
Operation
- Adjustable rated capacity via rotary switch
Interfaces
- Control contact for ventilation control system in accordance with DIN EN 50272
Options
- IO box with mains plug and relay for ventilator control
Downloads
Certificates
Product data sheet
Manuals
Product pics, technical drawings, etc.
Technical data
820-12 | 820-24 | 820-48 | |
---|---|---|---|
Charging rated voltage | 12 V | 24 V | 48 V |
Charge current | 50 A | 35 A | 18 A |
End-of-charge voltage | 14.4 V | 28.8 V | 57.6 V |
Trickle charge voltage | 13.8 V | 27.6 V | 55.2 V |
Characteristic curve | UoIUoIU | ||
Grid voltage | 230 V AC ±10 % | ||
Frequency | 50 Hz (45 Hz … 65 Hz) | ||
Mains electricity (230 V) | 3.7 A | 5.5 A | 5.5 A |
Discharge current during grid failure | 1.0 mA | ||
Protection class | I | ||
Casing | plastic | ||
Degree of protection | IP 20 | ||
Ambient temperature | -20 °C … +60 °C | ||
Cooling principle | regulated fan | ||
Dimensions (X x Y x Z) | 248 x 429 x 128 mm | ||
Weight | 6.0 kg | ||