PART 1. INTRODUCTION
The adjustable power supply adopts high frequency switching power technology. it is controlled by high performance microcomputer. The voltage and current can be adjusted independently.
The adjustable power supply widely used in industrial control and electronic products aging and testing. It is suitable for all kinds Resistance load, capacitive load, inductive load
PART 2. CUSTOMIZED RANGE
Input: (Option)
l 1 Phase: AC220V/120V±15%，50Hz/60Hz；DC(230～330)V
l 3 Phase: AC380V±15%，50Hz/60Hz；DC(450～600)V
Output: (Option, Free combination of voltage and current base on user request)
l 1~3000V，Stabilizer voltage value. 1% to 100% adjustable
l 1~2000A，Constant current value. 1% to 100% adjustable
Adjustable mode: Keystroke type / Knob type optional
Shell: (Option)
l Desk/ tower type /19inch Rack Mount Type
l 0-5Vdc /0-10Vdc analog signal control output voltage & current
l 0-5Vdc /0-10Vdc analog signal to read-back output voltage & current
l 0-5Vdc /0-10Vdc analog Switch signal to control output ON/OFF
l 4-20mA analog signal control output voltage & current
l RS232/RS485 Communication port control by computer
PART 3: TECHNICAL PARAMETER
DC INPUT | 3 phases 380VAC±15% 50/60HZ |
DC OUTPUT VOLTAGE | 0~20VDC |
OUTPUT CURRENT | 0~1000A |
Output characteristic | Constant voltage and constant current switchable |
Output power | 20KW |
Voltage output accuracy | 0.5%FS |
Current output accuracy | 0.5%FS |
Source effect | ≤0.2%FS |
Load effect | ≤0.2%FS |
Voltage Display resolution | 0.1V |
Current Display resolution | 0.1A |
ripple factor（Vrms） | ≤2% FS |
Operating characteristics | Support (24*7) long time |
Work Efficiency | >90% |
Power factor | >93% |
Adjustment accuracy | <0.1% |
Protection mode | Lack phase |
Over-heating | |
Over-voltage | |
Over-current | |
Short-circuit | |
Output indicator | LED digital voltage and current display |
Cooling fan | Force cooling |
Ambient temperature | -10~+40 degree |
Insulation strength | Input-output; Input-chassis; AC200V, 10mA, 1min |
Insulation resistance | Input-output; Input-chassis; Output-chassis: > 20m |
Insulation grade | B |
Waterproof Level | IP20 |
Protect Level | IP20(Instructions for ordering protective levels for equipment in special environments) |
Dimension | L460*W650*H720(MM) |
NW | 90KG |
Application | Testing aging of electronic and electrical products, testing of new energy vehicles, scientific research institutions or school laboratories and experiments, etc. |
Special Function Customization | Time control function, ampere hour meter function, intelligent temperature control function. Intelligent computer touch screen display operation interface. RS-485，PLC or RS232 communication port , LC Filtering function |
