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pecification

0～30V 0～1A/2A/3A/5A

0～30V 0～10A

0～30V 0～20A/30A/40A/50A

0～60V 0～1A/2A/3A/5A

0～60V 0～10A

0～60V 0～20A/30A/40A

input voltage

220V±10％    50Hz±2％

stable voltage characteristic

effect of power supply

≦1×10-4+0.5mV

≦5×10-3+5mV

≦5×10-3+5mV

load effect

≦3×10-4+2mV

≦2×10-3+10mV

≦2×10-3+10mV

Ripple

≦1mVrms

≦10mVrms

≦30mVrms

stable current characteristic

effect of power supply

≦3×10-3+2mA

≦3×10-3+10mA

≦3×10-3+10mA

load effect

≦5×10-3+5mA

≦5×10-3+10mA

≦5×10-3+10mA

Ripple

≦3mArms

≦50mArms

≦100mArms

Error precision

gvoltae

Error≦±1％ display precision≦0.1V

current

Error≦±2 display precision≦0.1V

Error≦±2％ display precision≦0.1V

Error≦±2％  display precision≦0.1V

Protection

short circuit protection, overload protection,overheat protection,current limited protection.

Reliability

﹥10000hours

Application Environment

Temperature:-10～40℃  relative humidity:﹤90％

working time

8continuous working for 8 hours

Model

output(V)

Output(A)

Package(mm)

Quantity (PCS)

Remark

Singl Outpu

WB1730SBP1-5A

0～30V

0-1A/2A/3A/5A

425×385×596

4

LED display

WB1730SBP1-5A

0～30V

0-1A/2A/3A/5A

385×415×680

4

LCD display

WB1760SL1-2A

0～60V

0-1A/2A

425×385×596

4

Digits display

WB1730SL10A

0～30V

0-10A

485×410×305

1

LED display

WB1730SL20A

0～30V

0-20A

550×415×305

1

LED display

WB1730SL30A

0～30V

0-30A

510×315×470

1

Digits display

Double Input

WB1731SL1-5A

0～30V

0-1A/2A/3A/5A

455×360×480

2

LED display

WB1731SBP1-5A

0～30V

0-1A/2A/3A/5A

475×345×550

2

LCD display

Three Output

WB1761SL1-2A

0～60V

0-1A/2A

455×3505×4706

2

LED display