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E-mail
wlj7783@163.com
- Phone
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Address
Tengfei Road, Liushi Town, Yueqing City, Zhejiang Province
Zhejiang Mingchuan Electric Co., Ltd
wlj7783@163.com
Tengfei Road, Liushi Town, Yueqing City, Zhejiang Province
·The input range for communication can be selected through a switch
·Small size, light weight, high efficiency
·Protection: Short circuit/overload
·LED indicator light for power on
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·100% full load aging test |
·2-year warranty | model | WB-30A | ||||
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WB-30B |
WB-30C |
output | DC voltage | CH1:5V | CH2:12V | CH1:5V | CH2:24V |
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CH1:12V |
CH2:24V | Voltage tolerance | ±2% | +3%~-7% | ±2% | +4%~-6% | |
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±2% |
+5%~-7% | rated current | 4A | 1A | 2.2A | 1A | |
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1A |
1A | current range | 0.5-4A | 0.2-1A | 0.4-2.2A | 0.1-1A | |
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0.3-1A |
0.1-1A | rated power | 32W | ||||
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35W |
36W | Ripple and noise | 80mVp-p | 100mVp-p | 80mVp-p | 120mVp-p | |
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100mVp-p |
120mVp-p | ||||||
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adjustment range |
Ch1:-9%~+10% | ||||||
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Setting, rise time |
200ms,50ms,30ms/230VAC. |
input | |||||
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voltage range |
90-132 volts AC voltage/180-264 volts AC voltage (selected by switch) 47-63 hertz 255-373 volts DC voltage | ||||||
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alternating current |
0.8A/115VAC 0.45A/230VAC | efficiency | 73% | ||||
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75% |
77% | ||||||
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Inrush current |
Cold start 35A/230VAC | ||||||
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leakage current |
<2mA/240VAC |
protect | |||||
| overload |
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110~150% rated output power r
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Protection type: Partial layer current limiting, automatic recovery after fault |
environment | |||||
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Working temperature and humidity
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-10℃~+50℃; 20% to 90% RH (see "Derating Curve") | ||||||
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Storage temperature and humidity |
-20C~+85C; 10%~95% relative humidity without condensation | ||||||
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vibration |
10~500Hz,2G, 10 minutes/1 cycle, with a cycle of 60 minutes, along the X, Y, and Z axes respectively |
safety | |||||
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withstand voltage |
I/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC | ||||||
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Isolation resistor |
I/P-O/P:I/P-FG,O/P-FG:100M Ohms/500VDC |
EMC | |||||
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safety standards |
Complies with UL1012 | ||||||
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EMC emission |
Compliant with EN55022 standard A |
other | |||||
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size |
129*98*38(L*W*H) | ||||||
0.4kg/45pcs/19kg/0.034 Cubic meter