400KW AC-DC battery Charger with 150VDC~1000VDC Rectifier power supply

400KW AC-DC battery Charger with 150VDC~1000VDC Rectifier power supply

Model No.︰SD1K400

Brand Name︰SANDI

Country of Origin︰China

Unit Price︰US $ 21000 / pc

Minimum Order︰1 pc

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Product Description

400KW AC-DC battery Charger with 95% high

efficiency 200VDC~1000VDC for Charging Rectifier

power supply

 

Product Introduction

   SD1K400 is specially designed for EV DC chargers. It has high efficiency, high power factor, high power density and high reliability advantage. 3 phase 4 wire AC input, DC output voltage range is from 150 to 1000VDC with 20kW output power, compliant with CE safety standard EN61851-1, EN61851-23 requirements, and EN61851-21-2 EMC standard.

Unique function

  • High efficiency over the full load range, full load efficiency higher than 95.5%
  • Wide output voltage range, 150-1000VDC, suitable for a wide range of DC power system 
  • 5-inch LCD touch screen, easy to operate
  • Flexible application, charging voltage, charging current, charging time, timing charging can be set by LCD screen, easy to operate

Main features

  • ■ Inside high frequency transformer isolation
  • ■  High efficiency over the full load range, full load efficiency higher than 95%
  • ■  Wide output voltage range, 150-1000VDC, suitable for a wide range of DC power system
  • ■  Constant current for higher output power at low output voltage
  • ■  An internal patented intelligent discharge circuit automatically discharges residual charge, simplifying system designs
  • ■  Low standby power consumption, less than 10W
  • ■  3 phase without neutral eliminates the risk of high neutral currents
  • ■  3 phase active power factor correction technology, reduces the harmonic interference to the grid
  • ■  Dual DSP design, provides the full digital control, less components means higher reliability
  • ■  Wide input voltage range, 260~530Vac, allows operation in most poor grid conditions
  • ■  Wide operating temperature range, -40--+75
  • ■ Module adopts hot pluggable design, which is convenient for maintenance.

■ CAN/RS485 interface

Application

■ DC Charger for EV, battery, DC power system, with modular design, easily maintenance, cost efficiency, high power density and high quality

 

 

Product Parameters (SD1K400)

Category

Name

Parameter

 

Environmental conditions

 

 

 

Operation temperature

-40°C ~ +75°C, derating is require when the temperature is above 55°C.

Storage temperature

-40°C ~ +70°C

Relative humidity

≤95%RH, without condensation

Cooling mode

Forced fan cooling

Altitude

2,000 m a.s.l., derating is require when the altitude is above 2,000 m a.s.l.

 

 

 

 

 

 

AC input

Input system

Three phases + PE

Voltage range

260Vac ~ 500Vac

Rated voltage

480Vac

Maximum current

640A

Grid frequency

45Hz~ 65Hz

Rated frequency

50Hz/60Hz

Standby power consumption

9W

Three-phase equilibrium

The difference between the maximum and minimum voltage of neutral conductor for three-phase input ≤ 10V

 

 

 

 

DC output

Voltage range

150Vdc ~ 1000Vdc

Output power

400kW

Current range

10~ 1000A (current limiting point is settable)

Rated current

1000A (required for setting of current limiting point)

Steady voltage precision

<±0.5%

Steady current precision

≤±1% (rated range of 20% ~ 100% for output load)

Load regulation rate

≤±0.5%

Grid regulation rate

≤±0.1% (testing range is 320V ~ 530V)

Startup overshoot

≤±3%

Peak-to-peak value noise

≤1% (200~1000V, 0~20MHz)

Power factor and THD

Power factor

≥0.90 Full-load output power of @25%~50%

≥0.98  Full-load output power of @50%~100%

≥0.99 Full-load output power, input nominal voltage and frequency of @100%

THD

≤5% Full-load output power of @50%~100%

Efficiency

Under Rated input voltage

95.0@1000V-20A

Other

Instant impulse current upon startup

<45A

Noise

65dB(1m awayambient temperature is 25, under rated input voltage and output is 1000V-20A

Earthing resistance

Earthing resistance ≤ 0.1Ω, bearable current ≥ 25A

Price Terms︰ FOB Ningbo, China

Payment Terms︰ T/T, Paypal, Western Union

Lead Time︰ 20 days

Standards Certificate︰ CE

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