Products Description
Product overview：
The ZBD Series High-Precision Bidirectional DC Power Supply is a bidirectional charging/discharging device featuring a two-stage converter architecture. This IGBT-based DC power supply delivers high precision, reliability, and programmable functionality with automatic operation. Its DC output demonstrates exceptional dynamic response characteristics while supporting bidirectional operation. Employing full digital control, it ensures precise regulation, rapid response times, and an extensive output adjustment range. The programmable output configuration enables versatile applications across diverse scenarios through customized control settings.
Product features：
● Built-in AC isolation transformer +LC AC/DC filter, input and output electrical isolation;
● Use Infineon high voltage IGBT module two-stage conversion, pure digital frequency
isolation power supply;
● Energy can be fed back to the grid: it has both power supply and load characteristics;
● The three-level/carrier phase shift circuit is adopted on the DC/DC side to make the DC
output side more accurate and the ripple smaller;
● It can achieve the characteristics of wide voltage range, high precision and fast dynamic response;
● Output has constant voltage, constant voltage current limiting, constant current, constant power, constant resistance mode.
App industries：
It is used in electric vehicle controller and transmission system test, charging pile and charger test, UPS and EPS system test, battery pack charge and discharge test, DC screen system test and other fields.
unit type | ZBD40 -800/24-100- | ZBD60 -1000/24-200- | ZBD80 1-1000/24-300 | ZBD150 -1-1000/24-500 | ZBD300 -1-1000/24-800 | ZBD400 -1-1000/24-900- | ZBD500 1-1000/24-1000- | ZBD600 -1000/24-1200-1 |
power rating | 40KW | 60kW | 80kW | 150kW | 300KW | 400kW | 500kW | 600kW |
rated current | 100A | 200A | 300A | 500A | 800A | 900A | 1000A | 1200A |
rated voltage | 400V | 300V | 265V | 300V | 375V | 445V | 500V | 500V |
voltage range | 24-800V | 24-1000V (standard)/ 24-1200V (optional)/ 48-1500V (optional)/ | ||||||
Input exchange indicators | ||||||||
Power supply type | Three phase four wire +PE | |||||||
voltage range | 400V(±15%) | |||||||
frequency range | 50Hz(±10%) | |||||||
power factor | ≥0.99 | |||||||
current harmonics | THDi=3% | |||||||
Output DC characteristics | ||||||||
number of channels | Single channel/bis channel (optional) | |||||||
peak power | 1.2 Pe(60s) | |||||||
peak point current | 12 le(60s) | |||||||
Source effect | ≤0.1WF.S | |||||||
Load effect | 50.1WF,S | |||||||
voltage accuracy | =0.1WF.S | |||||||
Current accuracy | ≤0.1%F.S | |||||||
voltage ripple | ≤0.2WFS | |||||||
response time | ≤3ms (10%-90% sudden loading) | |||||||
switching period | ≤6ms (switching-90% to +90%) | |||||||
device efficiency | ≥94% | |||||||
Yangfeng characteristics | ||||||||
Voltage range of the grid | 360-440V | |||||||
Frequency range of power grid | 47-53Hz | |||||||
power factor | ≥0.99 | |||||||
current harmonics | THDn≤3% | |||||||
Feedback power | Support full range power feedback | |||||||
system function | ||||||||
work pattern | Constant voltage/constant current/constant power | |||||||
isolation method | Power frequency isolation transformer | |||||||
Carrier compensation | Adaptive compensation line voltage drop | |||||||
defencive function | Overvoltage, undervoltage, phase loss, overcurrent, short circuit, overload, overheating, emergency stop and other protection | |||||||
Display and communications | ||||||||
Local operation | LCD display screen | |||||||
Yunhe Communications | RS 485/LAN/CAN | |||||||
protocol | Standard Modbus RTU/Modbus TCP/IP/CAN2.0 | |||||||
Safety performance | ||||||||
compression strength | 2000vdc/60s/ no breakdown | |||||||
insulation resistance | ≥20MQ(500Vdc) | |||||||
earthing resistance | ≤100mQ | |||||||
noise | =65dB/A) | |||||||
service environment | ||||||||
work environment | The ambient temperature is-20℃-45℃ and the relative humidity is 0-95%. It can work continuously for 24 hours | |||||||
Cold as a Way | Fan forced air cooling | |||||||
levels of protection | IP21 | |||||||
above sea level | No more than 5000m@>2000m reduced use | |||||||
Size (W-DH) mm | 650-650*1600 With moving wheels) | 1000-1000-1860 (including mobile wheels) | 1000+1000-1860|1000-1000+1860 1800*1000 1800+1000 2000-1240 2000-1240 2000-1240 (With wheels) (With wheels) +1840 · 1840 +2080 +2080 ·1840 (With wheels) (With wheels) +1840 · 1840 +2080 +2080 (With wheels) (With wheels) +1840 · 1840 +2080 +2080 | |||||
