The BME 20kW boasts of other features such as

• Isolation transformer integrated.
• True galvanic isolation transformer design.
• Safe power for all appliances.
• Pure sine wave output.
• Programmable multiple operation modes.
• Grid-tie, off-grid and, grid-tie with backup.
• Programmable supply priority.
• Solar PV, Battery, or Grid selection.
• PV power consumption to your requirements.

Specifications

• MAXIMUM PV INPUT POWER: 30KW
• RATED OUTPUT POWER: 20KW
• MAXIMUM CHARGING POWER: 20KW

GRID-TIE OPERATION
PV INPUT (DC)

• Nominal DC Voltage / Maximum DC Voltage: 720 VDC / 950 VDC
• Start-up Voltage / Initial Feeding Voltage: 500 VDC / 550 VDC
• MPP Voltage Range: 460 VDC ~ 900 VDC
• Full power MPP Voltage Range: 625 VDC ~ 900 VDC
• Number of MPP Trackers / Maximum Input Current: 1 / 48A

GRID OUTPUT (AC)

• Nominal Output Voltage: 230 VAC* (P-N) / 400 VAC (P-P)
• Output Voltage Range: 195.5 - 253 VAC per phase
• Output Frequency Range: 49 ~ 51 Hz or 59.3 ~ 60.5 Hz
• Nominal Output Current: 29.0 A per phase
• Power Factor > 0.99.

EFFICIENCY

• Maximum Conversion Efficiency (DC/AC): 93%.

OFF-GRID OPERATION
AC INPUT

• AC Start-up Voltage/Auto Restart Voltage 120 - 140 VAC per phase / 180 VAC per phase.
• Acceptable Input Voltage Range: 170 - 280 VAC per phase.
• Maximum AC Input Current: 40 A per phase 43.5 A per phase.

PV INPUT (DC)

• Maximum DC Power / Maximum DC Voltage: 30KW / 950 VDC.
• MPP Voltage Range: 550 VDC ~ 900 VDC.
• Number of MPP Trackers / Maximum Input Current 1 / 48 A.

BATTERY MODE OUTPUT (AC)

• Nominal Output Voltage: 230 VAC (P-N) / 400 VAC (P-P).
• Output Waveform: Pure Sinewave.
• Efficiency (DC to AC): >91%.

HYBRID OPERATION
PV INPUT (DC)

• Nominal DC Voltage / Maximum DC Voltage: 720 VDC / 950 VDC.
• Start-up Voltage / Initial Feeding Voltage: 500 VDC / 550 VDC.
• MPP Voltage Range: 550 VDC ~ 900 VDC.
• Number of MPP Trackers / Maximum Input Current 1 / 48 A.

GRID OUTPUT (AC)

• Nominal Output Voltage: 230 VAC* (P-N) / 400 VAC (P-P).
• Output Voltage Range: 184 - 265 VAC per phase.
• Output Frequency Range: 47.5 ~ 51.5 Hz or 59.3 ~ 60.5 Hz.
• Nominal Output Current: 29 A per phase.
• Power Factor: > 0.99.

AC INPUT

• AC Start-up Voltage / Auto Restart Voltage: 120 - 140 VAC per phase / 180 VAC per phase.
• Acceptable Input Voltage Range: 170 - 280 VAC per phase.
• Maximum AC Input Current: 40 A per phase.

BATTERY MODE OUTPUT (AC)

• Nominal Output Voltage: 230 VAC (P-N) / 400 VAC (P-P).
• Efficiency (DC to AC): >91%.

BATTERY & CHARGER

• Nominal Battery Voltage/Charging Voltage Range: 384 VDC.
• Maximum Charging Current: 50A.

GENERAL
PHYSICAL

• Dimension, D x W x H (mm): 559 x 320 x 909.
• Net Weight (kgs): 120.

INTERFACE

• Communication Port: RS-232/USB
• Intelligent Slot Optional: SNMP, GPRS, WIFI, Modbus cards available.