Single Output DC Power Supplies
Models 1620A, 1621A, 1623A, 1626A & 1627A
Data Sheet
www.bkprecision.com
Technical data subject to change
© B&K Precision Corp. 2014
v050114
The 1620A series are rugged, compact, low-cost DC regulated power supplies providing clean and stable
DC power.
Features & Benefits
Continuously monitor voltage and current
output on two analog meters
Connect two supplies in parallel to double the
current output
Connect two supplies in series to double the
voltage output
New compact style
Reliable, Durable
Operate continuously at full load without
overheating
Fully overload protected
Coarse and fine voltage controls
Great regulation
Very low ripple
Constant voltage or constant current
operation
Specifications 1620A 1621A 1623A 1626A 1627A
Output Voltage 0-18 V 0-18 V 0-60 V 0-30 V 0-30 V
Output Current 0-5 A 0-5 A 0-1.5 A 0-3 A 0-3 A
Constant Voltage Operation
Voltage Regulation
Line (120 VAC +10%, -6%) <0.02% + 3 mV
Load (no load - full load) <0.02% + 3 mV
Recovery Time <500 ms
Ripple & Noise <1 mVrms
Temperature Coefficient <300 ppm/˚C
Constant Current Operation
Current Regulation
Adjustable Current Range 0-100%
Line (120 VAC +10%, -6%) <0.02% + 3 mA
Load <0.02% + 3 mA
Current Ripple <3 mA
Metering
Type Analog 3-digit LED 3-digit LED Analog 3-digit LED
Voltmeter Range 0-18 V 0-18 V 0-60 V 0-30 V 0-30 V
Voltmeter Accuracy ±7% FS ±2% + 2 digits ±2% +2 digits ±7% FS ±2% +2 digits
Ammeter Range 0-5 A 0-9.99 A 0-9.99 A 0-3 A 0-9.99 A
Ammeter Accuracy ±7% FS ±2% +2 digits ±2% =2 digits ±7% FS ±2% +2 digits
General
Overload Protection Current, limiting, reverse polarity, overvoltage, short circuit
AC Input 120 VAC ±10%, 60 Hz (120/220/230/24C VAC ±10%, 50/60 Hz version available)
Power Consumption 210 W 220 W 220 W 210 W 220W
Operating Temperature 32 to 104 °F (0 to 40 ˚C), <75% R.H.
Storage Temperature 5 to 158 °F (-15 to +70 °C), <85% R.H.
Dimensions (HxWxD) 8.07” x 4.53” x 10.63" (205 x 115 x 270 mm)
Weight 13.2 lbs
(6 kg)
16.3 lbs
(7.4 kg)
16.3 lbs
(7.4 kg)
3.2 lbs
(6 kg)
16.3 lbs
(7.4 kg)
One-Year Warranty
Included Accessories User manual and power cord
Model 1626A Model 1627A