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DC to AC Telecom Power System 48Vdc input

Parallel Design
48Vdc input
7.5 Inch Monitor with SNMP
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  1. Redundant design facilitates power output expansion

  2. Parallel design, easy maintenance and replacement, uninterrupted operation

  3. High-efficiency inverter conversion90%Energy-saving and environmentally friendly

  4. High protection level, reliable performance in harsh environments 

  5. .Intelligent control system enables remote monitoring and improves operational efficiency. 

  6. RS232orUSBCommunication interface, RS485 optional. SNMP Remote communication.

  7. It can operate in both single-phase and three-phase modes and is suitable for power supply to network cabinets.


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GeneralModelDC48V 12KVADC48V 20KVADC48V 45KVADC48V 45KVA
System phase numberSingle-phase/Three-phase
Parallel functionSupport parallel operation
System maintenance bypassSupport (optional)
Rated power9.6KW20KW45KW45KW
Module modelBWT48/220-3KVAMLBWT-PCS482000BWT-TX5KHBBWT-TX5KZX
Module capacity3KVA2KVA5KVA5KVA
Number of modules41099
Hot pluggingyesyesnono
Module power factor0.81.0 1.0 1.0 
Module size9.5"/2U4.5"/1U19"/2U19"/2U
efficiency≥90%
Protection functionOutput short circuit protection, output overvoltage protection, overtemperature protection, battery voltage protection, output over/undervoltage protection, etc.
BatteryDC input voltage48Vdc
DC voltage range48Vdc @ Turn-off voltage ≤40Vdc, or ≥60Vdc; Turn-on voltage: 42Vdc~59Vdc;
Battery TypeLithium batteries, lead-acid batteries, gel batteries, nickel-cadmium batteries
AC Bypass InputBypass typeExternal static switchBuilt-in static switch
Voltage range176~264Vac
Frequency range 40Hz~55Hz@50Hz
AC OutputOutput voltage220Vac/230Vac
Output frequency50Hz
Parallel Uneven Flow<3% of the effective value of the rated current
waveformPure sine wave (resistance <3% at full load, nonlinear load <5%)
Dynamic responseVoltage transient range <3%, transient response recovery time ≤60ms (load from 0 to 100)
Overload capacity105%~125% load for 10 minutes; 125%~150% load for 60 seconds
Inverter efficiency (80% resistive load)≥90%
Bypass switching time≤4ms
MonitormodelM70
DO/DI

 LCDDisplay screenBattery voltage, status, total current, load current, fault alarm
AlarmAudible and visual alarms
Communication Protocol YD/T 1363Communication ProtocolModbus
Work EnvironmentInsulation strength2000Vac/10mA/60s
Operating temperature-10℃~40℃
humidity0~90%, no condensation
Working altitude (m)For altitudes ≤3000m and 1500～3000m, the output decreases by 1% for every 100m increase in altitude.
Noise (1m)<65dB
IP Class‌IP20
power distributioncustom made
Cooling methodair-cooled
Monitoring showsPower supply is normal, inverter is normal, battery is undervoltage and output is abnormal, overload, etc.
Communication interfaceRS232 and RS485 are the default interfaces; SNMP is optional.
Cabinet dimensions (mm)800*600*2000 (adjustable)


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