Features:
*Intelligent control system;
*Series-connected PWM control technique to maximize the battery's charging efficiency;
*Digital LCD to display the operating status of the system and the parameters setting in chinese;
*Digital clock display with high-precision and real-time calenday chip;
*Buttons for operating parameters setting;
*Advanced German terminal blocks, excellent insulation property, reliable and safe connection, anti-aging.
*Perfect protection function, shchas overcharge, over-dischage, overload, anti-reverse-irrigation and warning *protection function to prolong the battery's life and ensure the MTBF hours;
*Restore factory settings function.
Technical Specification:
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Model
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GTP-B1220
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GTP-B1230
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GTP-B1240
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GTP-B1250
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GTP-B1260
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GTP-B1270
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GTP-B2420
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GTP-B2430
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GTP-B2440
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GTP-B2450
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GTP-B2460
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GTP-B2470
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GTP-B4820
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GTP-B4830
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GTP-B4840
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GTP-B4850
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GTP-B4860
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GTP-B4870
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System Voltage(V)
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12V/24V/48V
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12V/24V/48V
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12V/24V/48V
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12V/24V/48V
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12V/24V/48V
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12V/24V/48V
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Rated Current(A)
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20A
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30A
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40A
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50A
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60A
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70A
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Rated load current(A)
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20A
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30A
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40A
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50A
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60A
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70A
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Charging Mode
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PWM Technology
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Protection
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charging reverse protection, battery overcharge, battery over discharge, overload, battery reverse protection.
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Overload protection
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1.25 Times of rated current, will las for 60S, then will be over-load protection, 1.5 times of rated current, will circuit last for 15S then will be over-load protection.
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Non-load consumption"
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≤100mA"
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Over-discharge protection point
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11.1V; ×2/24V; ×4/48V
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Over-discharge recovery point
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12.5V; ×2/24V; ×4/48V
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Over-charge protection point
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14.5V; ×2/24V; ×4/48V
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Float voltage
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13.8V; ×2/24V; ×4/48V
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Temp Comp
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-30mV/℃; ×2/24V
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Charging circuit voltage drop
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≤0.3V
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Loading circuit voltage drop
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≤0.26V
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Operating Temperature
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-20~55℃
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Operating Altitude
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≤4500m
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controller size
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226*110*65mm
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packing dimension
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235*115*75mm
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Weight(g)
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1110g
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*Specification only for reference. Subject to change without prior notice.
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