EEST 50-60 RACK EDITION
AUTOMATIC TEST BENCH FOR BATTERY MAINTENANCE
ELECTRONIC MANAGEMENT SYSTEM
1 CHANNEL AUTOMATIC CYCLING BENCH
ALL BATTERY TYPES
SWITCHED MODE POWER SUPPLY
EEST 50-60 RACK EDITION FEATURES
• 1 channel of charge/discharge 50V / 60A
• Main powers available are indicative ones
• (Voltage and intensity in charge and discharge
• on each channel can be adapted upon request)
• Immediate or delayed test start.
• The bench can store 7 sequences of 20 stages
• Charge at I or U constant + various
• Discharge at I constant + various
• Stand by phase
• At constant intensity→stop on voltage limit
• Min, Max and time of charge and discharge
• Charge at constant voltage→Charging
• stop at I min or time or ΔI
• Stop on limits – Delta V on charge at I Cst
• Alarms for check level of electrolyte and end
• of test
• Messages display or alarm when a stage is stopped
• Stage and test display
• Test time display
• U battery and I display and temperature display
• U Max, min display and elements average
• Supplied or absorbed capacity display
• Internal temperature of power module display
EEST 50-60 RACK EDITION SPECIFICATIONS
EEST 50-60 RACK EDITION
General Electrical characteristics
| Sector input | 100-240VAC monophased |
| Frequency | 50-60Hz |
| Temperature of use | 0-50°C (0-20°C without derating) |
| Storage temperature | -20 to +70°C |
| Cooling | By forced ventilation |
| Dimensions | L440 x H180 x P440 mm |
| Weight | 35 kg |
Power supply characteristics at constant voltage (charging)
| Output voltage | 0-50Vdc |
| Regulation | 50 mV for a variation of I from 10 to 90% |
| Stability | 50 mV at full charge for 8 H |
| Accuracy | 0,1 % of reading or ±25mV |
Power supply characteristics at constant current (charging)
| Output current | 0-60Adc |
| Regulation | 250mA for a variation of U from 10 to 90% |
| Stability | 250mA at full charge for 8 H |
| Accuracy | 0,2 % of reading or ±50mA |
Characteristics of the electronic charge (discharging)
| Max Power | 3000W |
| Absorbed current | 0-60 Adc |
| Max voltage accepted | 50 Vdc |
| Regulation in constant current | 250mA for a variation of U from 10 to 90% |
| Stability | 250mA at full charge for 8 H |
| Accuracy | 0,2 % of reading or ±50mA |
Gauge input characteristics
Voltage Measurement
| Range | Accuracy |
|---|---|
| +/- 50Vdc | +/- 0.05% of reading or +/- 20mVl |
Current Measurement
| Range | Accuracy |
|---|---|
| +60Adc | +/-0.2% of reading or +/- 50mA |
Cell voltage Number of cells : 20
| Range | Accuracy |
|---|---|
| +/-10Vdc | +/- 0.05mV on the Full Range |
Temperature
| Range | Accuracy |
|---|---|
| 0 to 100 °C (type K thermocouple sensor) | +/- 5°C (apart from sensor) |
OPTIONS
Connection systems for battery elements voltage, measurement or deep discharge
