Service hotline：86-029-89186965
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CHINESE
Service hotline：86-029-89186965 ENGLISH CHINESE
WRM120A series AC-DC chassis power supply is a high-power DC power supply developed by W&H-GAMAY. It has a wide range of input as 85-135Vac, 176-264Vac, 12-240Vdc, multi-specification voltage output is optional.
Product introduction
Main Features
1. With a wide input voltage range: 85-135Vac/176-264Vac;
2. With a wide temperature range: -40 ~ 85℃;
3. High input power factor, reduce interference to the grid, energy saving and environmental protection;
4. Output voltage from 0 to 240V continuous adjustable, multi-output, wide application;
5. High stability, low output ripple;
6. Current cutting off protection, strong adaptability to the impact of the load;
7. Full protection, with input over/under voltage protection;
8. Output over/under voltage, over current, short circuit and over temperature protection;
9. 2500Vdc high isolation voltage, safe and reliable;
10. Warranty: 3 years.
Product Parameter
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Model Items |
WRM1200P-220D18018C |
WRM1200P-220D11048C |
WRM1200P-220D4805C |
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Input |
Voltage Rang(VAC) |
85-135/176-264 |
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Frequency(Hz) |
47～63 |
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Current (Typ)(Arms） |
14.7/7.4 |
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Power Factor （Typ） |
≥0.93 |
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Output |
voltage（V） |
180.00 |
18.00 |
110 |
48 |
48 |
5 |
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Current （A） |
5.00 |
15.00 |
8.00 |
6.70 |
20.00 |
40.00 |
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Efficiency（Typ） |
89% |
82% |
89% |
85% |
86% |
82% |
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Voltage Tolerance |
±1% |
±3% |
±3% |
±3% |
±3% |
±3% |
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Voltage Ripple & noise（mVp-p） |
720 |
120 |
450 |
150 |
150 |
50 |
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Load regulation |
±1% |
±1% |
±3% |
±3% |
±3% |
±3% |
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Start-up time （mS） |
≤1000 |
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Display Mode |
digital display, three-way Independent display,voltage and current conversion display |
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Protection |
Over Load |
Over rated power105-150% |
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Switch off protection, restart after the load is normal. |
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Over Voltage |
189～207 |
18.9～24.3 |
115.5～126.5 |
50.4～64.8 |
50.4～64.8 |
5.25～5.75 |
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Turn-off output, restart to restore normal. |
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Over Heat |
Turn-off output, after temperature recovery, restart to restore normal. |
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Working Environment |
Working Temp.（℃） |
-25～60/-40～60 |
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Storage Temperature（℃） |
-40～85/-55～85 |
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Operating Humidity |
10～90%RH,No condensation |
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Others |
Test Voltage |
Input-output withstand 4KVAC, test time: 60s, Leakage current less than 5mA |
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Insulation Resistance |
Input-output, insulation voltage 500VDC, Insulation resistance 100MΩ（25℃、Relative Humidity 95%） |
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Overall Dimension |
300x240x80mm |
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Weight |
0.65Kg |
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Remarks
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1. Ripple and noise measurement: Use twisted pair wire, connect 0.1uF and 47uF capacitors at the terminal, and measure under the condition of 20MHz oscilloscope bandwidth; 2. Voltage Accuracy: including setting error and load regulation; 3. Standard configuration of structural size of plugs and wiring, it’s also can be customized. |
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2. Operation Display
3. Connection Definition
a) Ac input socket connection definition:
Pin number
1
2
3
Definition
Earth wire
220V Live wire
220V Naught wire
b) 18V Output socket connection definition:
|
Pin number |
1 |
2 |
3 |
4 |
|
Definition |
DC18V+ |
DC18V+ |
GND |
GND |
|
Pin number |
1 |
2 |
3 |
4 |
5 |
|
Definition |
DC200V+ |
DC200V+ |
GND |
GND |
Earth wire |
d) Remote input socket connection definition:
|
Pin number |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
|
Definition |
200V Power controlling wire |
18V Power controlling wire |
reset line |
GND |
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Note: When the remote control is not used, please short connect the pin 3 and pin 4 of the programmed socket.
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