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| Rated Input Voltage (Vdc): | -48 | Rated Input Current (A): | 33.3 |
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| Input DC Voltage Allowable Range: | Working Voltage -40v ~ -58.8v Boot Voltage -42v ~ -57v | Allowable Bypass Voltage (Vac): | 120±20% |
| Bypass Conversion Time (ms): | ≤4ms | Rated Capacity (VA): | 5000 |
| Rated Output Power (W): | 4000 | Rated Output Voltage And Frequency: | 120Vac，60Hz |
| Highlight: | 5KVA telecom inverter power supply,DC48V inverter for power systems,120V 60Hz communication inverter |
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Inverter power supply
1.Inverter Power Specifications
| QST048120/050C-J4A | ||
| DC input | Rated input voltage (Vdc) | -48 |
| Rated input current (A) | 95 | |
| Input DC voltage allowable range |
Working voltage -40v ~ -58.8v Boot voltage -42v ~ -57v |
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| AC bypass input | Allowable bypass voltage (Vac) | 120±20% |
| Rated input current (A) | 33.3 | |
| Bypass conversion time (ms) | ≤4ms | |
| AC output | Rated capacity (VA) | 5000 |
| Rated output power (W) | 4000 | |
| Rated output voltage and frequency | 120Vac,60Hz | |
| Rated output current (A) | 33.3 | |
| Output voltage accuracy (A) | 120±3% | |
| Output frequency accuracy (Hz) | 60±0.1% | |
| Waveform distortion rate (THD) | ≤3% (linear load) | |
| Dynamic Response | 10% (load 25% ←→100%) | |
| Power factor (PF) | 0.8 | |
| Overload capability | ≥100%~125%, 10 minutes; 125%~150%, 15 seconds; 150%, immediately turn off | |
| Inverter efficiency | ≥85% (80% resistive load) | |
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Inverter conversion time (ms) |
≤4ms | |
| working environment | Insulation strength (input and output) | 1500Vac, 1 minute |
| Noise (1 meter) | ≤65dB | |
| Ambient temperature | -5℃~+40℃ | |
| humidity | 0~90%, no condensation | |
| Use altitude (m) | ≤1000 | |
| Mechanical Dimensions | Standard rack | 19inch 4U Rack Mount |
| Weight (Kg) | 15 | |
| Protective function | Input undervoltage, input overvoltage protection; output overload protection, output short circuit protection | |
3.Appearance Dimensions
DC48V 5KVA Rear View
19inch 4U Rack Mount Front & Rear View
| Port name | Function Description | Remarks | |
| DC input + | Battery input + | DC module input is positive | |
| DC input - | Battery input - | DC module input negative | |
| AC output l | AC output L | Output line | |
| AC output n | AC output N | Output zero line | |
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AC input
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L | AC input L | Input line |
| N | AC input N | Input zero line | |
| E | Ground | Ground wire | |
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Dry contact |
Mains failure | Two points are connected when the fault occurs | |
| DC fault | Two points are connected when the fault occurs | ||
| Inverter fault | Two points are connected when the fault occurs | ||
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Communication Interface |
A | RS485A | |
| B | RS485B | ||
| G | GND | ||
| DIP switch |
Mode selection: No. 1 number, "1" AC main unit; "0" is DC supply. The bo-b3(2-5) address ranges from 00 to 15, the lowest is 0, and the highest is 15. You can set 15 addresses. |
After operating the dial switch To restart the power supply to take effect DIP switch to the number side is 1, to no side is 0 (0000-1111) |
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Contact Person: Ms. Fiona Liang
Tel: +8613752765943 / 86-0755 23592644
| Factory Address:BUILDING 3, NO.213, YUEHAI AVENUE, XIEGANG TOWN, DONGGUAN CITY, GUANGDONG PROVINCE | |
| Sales office:3A-8, SHUIWAN 1979 SQUARE (PHASE II), NO. III, TAIZI ROAD, SHUIWAN COMMUNITY, ZHAOSHANG STREET, NANSHAN DISTRICT, SHENZHEN | |
| +00-86-13752765943 | |
| info@estel.com.cn | |
